Start a Conversation. This service is temporarily unavailable. In this video, we will be covering memory! We will go over the supported types of mem. 6. Service Events. Dell has been on the forefront of creating servers that combine innovative features to create industry-leading products. • The memory configuration for each processor must be identical for optimal performance. Page 38 Figure 14. ₹ 100,499. The PowerEdge R640 also includes more RAM slots to accommodate more memory. Dell PowerEdge R630 Memory Configuration Guide. and its recognized in idrac as the following: But I'm still getting slow performance in memory intensive apps, do i have them installed incorrectly?R710 server supports: Speed of up to 1333 MHz for one memory module per channel. 128GB (8 x 16GB) DDR3-1333 MHz PC3-10600R ECC Registered Server Memory Upgrade Kit - Dell. NOTE: The Dell Fault Resilient Mode option establishes an area of memory that is fault resilient. The loading within a channel significantly affects memory speed. All populated channels need not have identical configurations. 2-socket 2U rack servers. Choose an industry‐leading hypervisor and take advantage of our system management capability to manage both physical and virtual assets. 0 works with Dell Poweredge T30 (installed on USB 16GB). Documentation. And the performance doubles with multithreaded. Dell PowerEdge R710 Memory Configuration Guide. Each memory channel manages three DIMM slots. PowerEdge Hardware General. Posted by wRx7M on Apr 19th, 2013 at 11:51 AM. 5 Inch. Parts & Repairs. 6. View and Download Dell PowerEdge R720 technical manual online. Memory Warranty. It’s got 6 92mm fans. 2. File Size: 3. most commonly shipping configurations and lower-end configurations. To use it, download the file and copy it to a DOS-bootable USB flash drive, then boot the system to the USB flash drive and run the program. Format Description: This file format consists of a BIOS-executable file. After some tests, I realized that I don't really need 24 CPU threads for what I'm doing. Type. All populated channels need not have identical configurations. Nov 20, 2023. Dell PowerEdge R720 servers are part of the 12th Generation. ii PowerEdge R720 and R720xd Technical Guide This document is for informational purposes only. com. This service is temporarily unavailable. In this very long-winded and disorganized video, we unbox and set up two Dell PowerEdge R720 servers and install them in the server rack. The Dell PowerEdge R730 handles all demanding workloads for enterprises, data centers, hospitals, schools, and data-intensive e-commerce applications. It is running 2. 5. Intel C600 series chipset The Intel Platform Controller Hub (PCH) chip is used on the R720 and R720xd. Both systems feature the ®Intel Xeon® processor E5-2600 product family,Here you will find all the resources to learn more about memory for your server, troubleshoot any memory issues or simply upgrade your PowerEdge server's memory from selecting the right memory for you, to buying it, installing it and configuring the DIMM's in your system. com. Service Plane. The base R720 comes equipped with a single Xeon E5-2600 CPU. 5” SAS hard drive configuration SAS HDD 15K rpm—6 Gb (Seagate ST9146852SS)Hi, Below is my current memory configuration. Dell PowerEdge R720 2U/2S Server Supports Memory Up To 768GB (24 DIMMs), Intel Xeon E5-2600, 32TB Max Storage, 768GB (24 DIMMs), 16 Drive Bays. The 2nd Generation Intel® Xeon® Scalable processor family supports up to 2933 MT/s memory. Each memory channel manages three DIMM slots. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell PowerEdge R630 - FREE US Delivery. There are four memory channels per CPU. Figure 8: Expand Virtual Disk 8. Service Events. Figure 7: Expand Virtual Disk 7. Request a quote. 0. 24 DIMM slots supporting up to 1536 GB of memory. what is the best optimal slot configuration for this they are 32GB sticks. Refer to the vendor. 128GB (8 x 16GB) DDR3-1333 MHz PC3-10600R ECC Registered Server Memory Upgrade Kit - Dell. It successfully gets past the "configuring memory" and "configuring iDRAC" screens, but once it shows the "CPLD version : 103" with the various management engine versions/patches, it just hangs. In the left pane of Lifecycle Controller, click Hardware Diagnostics. File Name: R720-020019C. 0, more memory and advanced systems management. Documentation. Service Events. Enhanced memory speeds, faster NVMe storage options, and BIOS tuning allows you to match performance to your workload for. 5-inch hard drives. Gain the performance you need with this full-featured. " let alone get to the BIOS / UEFI, or advance to go and collect $200 /s . Up to 12 cores per processor. 128GB (8 x 16GB) DDR3-1333 MHz PC3-10600R ECC Registered Server Memory Upgrade Kit - Dell. Parts & Repairs. Original price. 5" SAS/SATA/NL SAS/SSD and 30+TB of storage in this unit. 5TB 24 x 32GB LRDIMMs, 512GB 16 x 32GB QR RDIMMs, 384GB 24 x 16GB DR RDIMMs or 128GB ECC Unbuffered DIMM. One Processor (CPU) in socket CPU1 (minimum for troubleshooting)Dell makes the PowerEdge R820 available in configurations with up to 48 DDR3 memory DIMMs (twice that of the dual-processor R720). 168. The latest Intel ® Xeon ® processor technology adapts to your software in real-time, processing more tasks. I have a Dell PowerEdge R720xd that gets stuck in the BIOS when booting. DDR4-3200MT/s • 8GB Module Capacity • 8Gb Die Density • RDIMM • 1 Rank x 8 • PC4-25600 • CL=22 • Ext Timing 22-22-22 • 1. The configuration is saved on the disk and the controller should import. PowerEdge R720 and R720xd Technical Guide Built to run complex workloads using highly scalable memory, I/O capacity and flexible network options. If not using easy restore, these steps will allow you to set the ST. 1. 0. Use the BIOS S ettings screen to view the system memory settings and enable or disable memory functions such as system memory testing and node interleaving. Dell. 5-inch drives. Lcd panel features. Documentation. May 6, 2020. 2. 25. Page 18: Memory Configurations2133MT/s DDR4 memory Certain models of E5-2600 v3 processors support 2133MT/s memory. Documentation. Populating in slots 1,2 should work as well, but the guidelines in the manual. 06-03-2014 06:00 AM. BIOS Revision 2. System Memory. We recommended RDIMMs over UDIMMs since higher scalability and less expensive. What we can also try is taking the server to a Minimum to Post configuration, that is removing everything but the following from the server. At the bottom of the page, click Apply and Reboot. PowerEdge Servers . You can also learn how to optimize the performance, scalability, and reliability of your server with the Intel Xeon. Memory Configurations. Add to Cart. . -> Click Service Tag Settings. I have the dimms installed in A1,2,3 & B1,2,3 slots according to the manual. Page 24: Memory 5 Memory More memory options are available than ever before with the Dell PowerEdge R720 and R720xd— greater capacities, higher frequencies, and more flexibility. iii PowerEdge R720 and R720xd Technical Guide Table of contents 1 System overview. Otherwise, for optimal configuration with the current DIMMs, you should have: A1 =16 GB, A4 = 4 GB and B1 =16 GB, B4 = 4 GB which gives you total memory capacity of 40 GB. $131. Once I installed the update I had to reboot the server. Not sure why ECC doesn't detect this and move on. Hello. 6 PowerEdge R720 and R720xd Technical Guide The Dell™ PowerEdge™ R720 and R720xd are Dell’s latest 2-socket, 2U rack servers that are designed to run complex workloads using highly scalable memory, I/O capacity, and flexible network options. "System configuration or settings have changed. The following provides guidance on selecting VMware vSphere features for VDI, and. The R720 ships in a few different configurations to suit specific needs: Single vs Dual Processor. Overview. 6 Information tag A slide-out label panel which allows you to record system information such as Service T. The Dell PowerEdge R720 holds up to 768 GB of RAM, many times the RAM capacity of older small business servers, allowing for powerful. Memory Configuration: 768GB Max (24 x 32GB LRDIMM) 768GB Max (24 x 32GB RDIMM) 64GB Max (16 x 4GB UDIMM) Installed Memory:NOTE: The Memory Operating Mode option can have different default and available options based on the memory configuration of your system. They are dual rank dimms @ 1866mhz. I'd remove all memory, save for A1 (and B1, if you have a dual processor configuration) and see if you get any changes. 2. Speed of up to 800 MHz for three memory modules per channel. Even the R620 and R720 rack servers, in the most commonly shipping. 7. . Intel Xeon. See the Memory section for details. I have a Dell PowerEdge R720xd that gets stuck in the BIOS when booting. Supporting either Intel's Xeon E5-2600 or E5-2600 v2 processor family, DDR3 memory, and optional dual RAID controllers, this system can easily handle mission critical workloads servicing the needs. 15 MB. Original price. The Dell PowerEdge R730 is a Dual Intel Processor server with 24 DIMM slots total. Drivers & Downloads. Press Ctrl + E immediately when you see that. Feature PowerEdge R710 PowerEdge R720 (new) PowerEdge R720xd (new)There are two Dell Poweredge R510 servers with the following configuration: CPU: Intel Xeon X 5675 (3. Dell PowerEdge R720 Memory Configuration Guide. Make & Model: Dell PowerEdge R720. Both Processors are registered and. Documentation. 94. Processor - The R720 is compatible with up to two processor in the Intel Xeon E5-2600 and E5-2600v2 families. PowerEdge R720XD. There are four memory channels per CPU. Replace the defective device once it has been isolated. The PowerEdge R720 is the world’s most power-efficient server,. Software Defined Data Center Planes. Dell PowerEdge R720: Full. Installation et configuration AVERTISSEMENT : Avant d'exécuter la procédure suivante, lisez les consignes de sécurité fournies avec le. • Accelerate in-memory workloads with up to 32 DDR5 RDIMMS up to 4400 MT/sec (2DPC) or 4800 MT/sec for 1DPC (16 DDR5 RDIMMs max). System memory. System memory. To create a new Virtual Disk press F2 on "PERC H700 Integrated" then click. 6 PowerEdge R720 and R720xd Technical Guide 1 System overview Introduction The Dell™ PowerEdge™ R720 and R720xd are Dell’s latest 2-socket, 2U rack servers that are designed to run complex workloads using highly scalable memory, I/O capacity, and flexible network options. Test configuration The PowerEdge R720 server is available in multiple storage configurations that support traditional rotating media (HDDs), CacheCade, enterprise 6 GB/s SAS SSD, and Express Flash PCIe SSD, all in a 2U. Drivers & Downloads. I have a Dell Poweredge T430 server on Windows Server 2019 Standard that is stuck on Configuring Memory during bootup. Setting the standard for feature flexibility in a 2-socket, 2U rack server, PowerEdge R720 is built to run complex workloads using highly. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. "In a dual-processor configuration, the memory configuration for each processor should be identical. My question is regarding the Max voltage and frequency that is allowed for the server. 98. The server was installed with vmWare 6. The R740 and R740xd supports two DIMMs per channel at 2933 MT/s with select processors. Hello ATH235, I'm sorry to see you had a motherboard failure. Dell PowerEdge R720 Server Supports 2 Intel Xeon CPUs, Max 768GB RAM, Max 32TB Storage-Delivers Most Mission-Critical Workloads, Virtualized environments, Customizable Server, With 1 Years Warranty, Tech Support & Instant Shipping Anywhere In India: Delhi. The R730 and R730xd support three DIMMs per channel at 1866MT/s with these processors. Advanced ECC (Lockstep) Memory Optimized (Independent Channel) Mode; Memory Sparing; Memory Mirroring; Sample Memory Configurations; Removing Memory Modules; Installing Memory Modules; Hard Drives. Documentation. Dual processor configurations with memory modules installed for only one processor is not supported; Unbuffered, Registered and LRDIMM modules must not. If you are comparing the R720 to a standard desktop computer, the memory capacity might surprise you. With a maximum of 768GB of RAM, the Dell PowerEdge R720 is capable of handling massive workloads. B1 &B2 = 16 GB. Memory Expansion: 24 Sockets (6 Banks of 4) CPU: Intel Xeon E5-2600 v1/v2. across 12th generation PowerEdge server platforms. For an ideal setup, you would run sets of three sticks for each processor and match across both processors as well. The Dell PowerEdge R320 Server has a flexible memory configuration that accepts up to two quad-rank, dual-rank, or single-rank ECC Unbuffered (Server UDIMM) or ECC Registered (RDIMM). 04-12-2020 06:00 AM. PowerEdge Hardware General. #1. Where to buy. Select the components in need of. Setting the standard for feature flexibility in a 2-socket, 2U rack server, PowerEdge R720 is built to run complex workloads using highly scalable memory, I/O capacity and flexible network options. General Memory Module Installation Guidelines; Mode-Specific Guidelines. For information on memory mirroring and sparing configurations, see the Dell PowerEdge R720 and R720xd Owners Manual on. Started By. To use it, download the file and copy it to a DOS-bootable USB flash drive, then boot the system to the. 0. Back-panel features and indicators. Dell PowerEdge Processor and Memory Selector. 2. System memory. Drivers & Downloads. Click Select and choose from the following options then click Next: For RAID 1, select Real-time data protection (RAID 1). 6 PowerEdge R720 and R720xd Technical Guide The Dell™ PowerEdge™ R720 and R720xd are Dell’s latest 2-socket, 2U rack servers that are designed to run complex workloads using highly scalable memory, I/O capacity, and flexible network options. PowerEdge R720. throughput and supported 2. Overview. Username: root. The new Dell PowerEdge R720 allows you the drive both midsized and large enterprises, the PowerEdge R720 rack server is a general purpose platform with highly expandable memory (up to 768GB) and impressive I/O capabilities to match. System memory. 5-inch disks (plus two 2. General Memory Module Installation Guidelines; Mode-Specific Guidelines. One Power Supply. Simply use the down arrow key to navigate all the way to the bottom of the list where it says (THIS). 1. 5 Inch. You can circumvent this limitation by configuring each drive as an individual RAID 0. After updating the setting, click Back. Once you do that then move the NVRAM jumper over and then power up. System memory. 128GB (4 x 32GB) DDR3-1333 MHz PC3-10600R ECC Registered Server Memory Upgrade Kit - Dell. I need a boot drive that doesn’t take up a HDD bay. The system has 384GB of DDR3 LRDIMM Memory and I'm able to choose between any of the following modes: Optimizer Mode. First r720xd, install ram, wait for like 30 minutes as it "configures memory", machines boots move on. Service Events. both midsized and large enterprises, the PowerEdge R720 rack server is a general purpose platform with highly expandable memory (up to 768GB) and impressive I/O capabilities to match. 1. • Memory modules of different sizes can be mixed (for example, 2 GB and 4 GB). PowerEdge R720. Power supplies and hard drives are hot-swappable. Memory Configuration: 768GB Max (24 x 32GB LRDIMM) 768GB Max (24 x 32GB RDIMM) 64GB Max (16 x 4GB UDIMM) Installed Memory: Installation And Configuration. 80. This service is temporarily unavailable. To remove or install memory modules: Search for the menu Installing and removing system components > "Memory" or "System Memory" > "Removing a memory module" or "Installing a memory module". 25. The memory speed of each channel depends on the memory configuration: • For single or dual-rank memory modules: – One and two memory modules per channel support up to 1333 MHz. Speed of up to 1066 MHz for two memory modules per channel. Use the BIOS S ettings screen to view the system memory settings and enable or disable memory functions such as system memory testing and node interleaving. 00 ₹ 130,390. The following provides guidance on selecting VMware vSphere features for VDI, and. There are 12 DIMM slots per CPU. 5 Memory More memory options are available than ever before with the Dell PowerEdge R820 — greater capacities, higher frequencies and more flexibility. Setting the standard for feature flexibility in a 2-socket, 2U rack server, PowerEdge R720 is built to run complex workloads using highly scalable memory, I/O capacity and flexible network options. Dell R720: Overall system health status. Connecting The Power Cable (s) Securing The Power Cable (s) Turning On The System. This is going to be a home file server and a media server. 0. Firmware update support for the following PSU’s: Flextronics 1600 W PSUClick the Start button and go to All ProgramsIntel Rapid Storage TechnologyIntel Rapid Storage Console to launch the Intel Rapid Storage Console. As shown below each processor has 3 memory channels, which when required to match, only allows a single channel to be populated. If the server now completes POST, plug the external devices back in one at a time until the defective device is found. That way, you essentially have a JBOD configuration. General Memory Module Installation Guidelines; Mode-Specific Guidelines. -> Click Service Tag Settings. I recently upgraded my ram from 32gb to 64gb for my r620. One of our "Dell Power Edge R720 server with single processor" is not working after we changed the mother board. Inside the R720 I see a SATA port labeled "SATA TBU" on my server's anatomy. The Dell R710 runs memory in a triple channel configuration and can be run in a single and dual-processor setup. Limiting the amount of memory available to SQL Server ensures that storage sub-systems reached their maximum I/O. Power AC Power Supply (per power supply) Wattage 495 W, 750 W, or 1100 W Heat dissipation NOTE: Heat dissipation is calculated using the power supply wattage rating. • For quad-rank memory modules: – One memory module per channel supports up to 1067 MHz. The E5-2600 Xeons have four memory channels per socket and the R720 has the full 24 DIMM slots onboard. In today’s article, we are going to explore the Dell PowerEdge 2950, with specs, features, and benefits. 0. Power Supplies: 2x 870W PSU for Dell R Series . The R440 holds a maximum of 1TB of DDR4 RAM. If you are unsure what you need, please refer to your R640 manual or data sheet. -> Turn on the system. Advanced ECC (Lockstep) Memory Optimized (Independent Channel) Mode; Memory Sparing; Memory Mirroring; Sample memory configurations; Removing Memory Modules; Installing Memory Modules; Hard Drives. It did that. 0. The Dell PowerEdge R730 handles all demanding workloads for enterprises, data centers, hospitals, schools, and data-intensive e-commerce applications. Click Finish on the System BIOS screen. Removing A 2. NET! 🇺🇸. I've just tried every combination I could, but could not get past 52 GB total, with BIOS warning of different geometry. The R720 also supports optional dual internal RAID controllers and up to four optional internal GPUs. File Name: R720-010306C. NOTE: The following specifications apply to both PowerEdge R720 and PowerEdge R720xd unless specified. Dell PowerEdge R720 Server 2x E5-2620 2. 0. compare. The PowerEdge R720 and R720xd support up to two AC or DC power supplies with 1 + 1 redundancy, auto sensing, and auto-switching capability. On the System Setup Main Menu screen, click System BIOS. File Size: 3. Cross your fingers. The Dell PowerEdge R730 is a Dual Intel Processor server with 24 DIMM slots total. The diagnostics utility is launched. Disabling. See the Memory section for details. 5 Inch Hard-Drive Blank; Installing A 2. We have a Dell PowerEdge R710 server with dual Intel Xeon E5620 CPUs. 3. Drivers & Downloads. For best PowerEdge R720xd Server performance use the maximum amount of 768GB in dual processor configuration, fill all the slots with the max allowed memory per slot for your Server. PowerEdge R720. This document provides an overview about the system, information about installing and replacing components, diagnostic tools, and guidelines to be followed while installing certain components. Abasko, The issue you will run into with this is the number of total dimms. For more demanding workloads, dual CPU models provide twice the cores and threads. Dell EMC PowerEdge Servers with NVIDIA GPUs and VMware vSphere. The problem arose when trying to update the BIOS by configuring IDRAC -> update -> search for the file BIOS_DYH8T_WN64_2. Change product The Dell PowerEdge R720 12th Generation is a 2-socket, 2U server that features the Intel Xeon E5-2600 processor family and supports up to 768GB of DDR3 memory. The information in this paper outlines the tunable parameters available in the latest generation of PowerEdge servers (for example, R660, R760, MX760, and C6620) and provides recommended settings for different workloads. Drives use hybrid carrier to fit in 3. Added support for Server Configuration Profile via the Redfish interface. Poweredge C4140, PowerEdge C6420, PowerEdge FC640, PowerEdge M640, PowerEdge M640 (for PE VRTX), PowerEdge. -> Enter the Service Tag. 6 PowerEdge R720 and R720xd Technical Guide 1 System overview Introduction The Dell™ PowerEdge™ R720 and R720xd are Dell’s latest two-socket, 2U rack servers that are designed to run complex workloads using highly scalable memory, I/O capacity, and flexible network options. Flex IO LOM board, 2x1 Gb with BCM5720 LAN. If you have quad rank DIMM you can only populate 2 DIMM per channel. The R720 also supports optional dual. 6About your system. Reconfigure the memory modules for Advanced ECC mode. with Enterprise-class memory RAS features. Max 12 for 2S. Advanced ECC (Lockstep) Memory Optimized (Independent Channel) Mode; Memory Sparing; Memory Mirroring; Sample memory configurations; Removing Memory Modules; Installing Memory Modules; Hard Drives. The PowerEdge R740 system supports up to eight PCI express (PCIe) generation 3 expansion cards that can be installed on the system board using expansion card risers. Performing power characterization to optimize this new configuration. 192GB (12 x 16GB) DDR3-1066 MHz PC3-8500R ECC Registered Server Memory Upgrade Kit. Ship your drives off to someone like DriveSavers and write them a blank check. Advanced ECC (Lockstep) Memory Optimized (Independent Channel) Mode; Memory Sparing; Memory Mirroring; Sample memory configurations; Removing Memory Modules; Installing Memory Modules; Hard Drives. 2 reviews. 5TB of memory since BIOS 2. And the performance doubles with multithreaded. No biggy, should take a few hours. Virtualize mais com o R720 Maximize a capacidade de seus aplicativos de data center expandindo seu ambiente com a utilização do grande espaço de memória do PowerEdge R720. So in order to be successful I believe you will need to either add 8 dimms, not 6, or you will need to just replace the 8GB dimms with the 16GB's. Overview. MTA72ASS8G72LZ-3G2R2R. 5” drive bays, allowing for a total of OVER 80TB to be configured per server. You will find detailed. Manuals & Documentation. Memory information and system board connectors System overview. Click Yes on the saving changes pop up screen, to confirm the update. We are trying to upgrade the memory in our R720 server (16 bays, 2x 12-Core I-Xeon E5-2697 v2 2. This document helps you to deploy VMware ESXi 7. This is primarily used to achieve a Single Device Data Correction (SDDC) for DIMMs based on x8 DRAM technology. 0. Documentation. PowerEdge R720 and R720xd Technical Guide. The Xeon E5 2600 can run truly demanding applications. Accelerate demanding workloads with the powerful and flexible PowerEdge T630 2-socket tower server, a member of the 13th generation of PowerEdge servers. membist memory test failure dimm b7Setting the standard for feature flexibility in a 2-socket, 2U rack server, PowerEdge R720 is built to run complex workloads using highly scalable memory, I/O capacity and flexible network options. Events. Reconfigure the memory modules for Advanced ECC mode. We will also teach you. If you are looking for a technical guide for your PowerEdge R720 server, you can download this PDF document from Dell. Satisfy your applications that are hungry for local storage and I/O (input/output) performance with the outstanding capabilities of the next-generation PowerEdge™ R720xd rack server. If not then we may need to consider the issue as the motherboard. PowerEdge R720. 94. The R720 also supports optional dual internal Memory Type & Info. Service Events. The Dell PowerEdge R740 comes with an Intel Xeon E5 2600 V4 processor and an incredibly powerful CPU based on Intel’s C620 chipset. Non-volatile Memory Express(NVMe) 5. You should have memory in slots 1,3 on both lanes. Table 8. You should be able to insert all drives of the RAID 10 and Import the Foreign configuration. The R630 is a Dual Intel Processor server with 24 DIMMs total. . 99 $69. 00Ghz E5-2620 Six Core Processors - Total of 12x Cores Memory: 8x 4GB PC3-10600R RAM - Total of 32GB Memory Hard Drives: No HDDs and No Caddies/Sleds Power Supplies: 2x 495W. $142. Dell PowerEdge offers several configuration options for the system memory suitable for different applications and requirements. The PowerEdge R750, is a dual-socket/2U rack server that delivers outstanding performance for the most demanding workloads. The R730 can readily handle very demanding workloads, such as data warehouses, e-commerce, virtual desktop infrastructure (VDI), databases and high-performance. Nov 20, 2023. 1908 BTU/hr maximum (495 W power supply) 2891 BTU/hr maximum (750 W power supply) 128GB (8 x 16GB) DDR3-1600 MHz PC3-12800R ECC Registered Server Memory Upgrade Kit. 5-inch internal hard drives or 8 3. Dell r720xd stuck at "configuring memory" weirdness. Another week another weird thing. I just bought a Dell Poweredge R710, it came with 18x 2GB DDR3 UDIMMs, so 36GB total memory. Dell PowerEdge R720. Clear NVRam and then power down and restore the jumper. 120. Is the most likely cause bad DIMM Slots or Bad Ram Stick? I have a total of 80 GB of RAMM on the Board and only the B Side seems to be working. DIMM Type Speed Configuration Guide. We would like to show you a description here but the site won’t allow us. We have a two socket Dell R720 server, with 16 "2GB PC3-12800 DDR3-1600MHz ECC Unbuffered CL11 240-Pin DIMM 1.