Storage SuperServer 521E-E1CR24L

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Barebone

This product has multiple base configurations. Please refer to the table below for available drive and PCIe expansion options.

Drive Setup NVMe SATA SAS/SATA PCIe Expansion
Configuration 1 24x 3.5" SATA/SAS + 2x 2.5" SATA n/a n/a AOC 2x PCIe 5.0 x16, 3x PCIe 5.0 x8
Configuration 2 24x 3.5" SATA/SAS + 2x 2.5" NVMe/SATA Yes n/a AOC 1x PCIe 5.0 x16, 2x PCIe 5.0 x8
Configuration 3 24x 3.5" SATA/SAS + 4x 2.5" NVMe/SATA Yes n/a AOC 1x PCIe 5.0 x16

Processor

Processor Selection Limitation:
The processor selection of this configuration is limited due to thermal restrictions. The maximum processor TDP supported in this configuration is 300W.

Processors with higher TDPs may be supported under specific operating conditions or require additional items for proper support. Please contact sales department for additional information.

4th Generation Intel® Xeon® Scalable General Purpose Processors

Performance Optimized

IoT Optimized / Long Life

Specialized for Networking & NFV

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Specialized for Storage & HCI

Specialized for IMDB & Analytics

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Single Socket 5th Generation Intel® Xeon® Scalable General Purpose Processors

5th Generation Intel® Xeon® Scalable General Purpose Processors

Performance Optimized

Specialized for Networking & NFV

Specialized for Storage & HCI

Specialized for Cloud/IaaS/Density

Memory

64 GB via 4 DIMMs at 4800 MHz.

4800MHz ECC Registered DDR5 DIMMs

5600MHz ECC Registered DDR5 DIMMs

max quantity: 23.5"/2.5" Boot Drive

Recommended for use as a dedicated Hard Drive(s) for your Operating System.

Micron 5400 PRO Enterprise-Class SATA Solid State Drives

Micron 5400 MAX Enterprise-Class SATA Solid State Drives

Solidigm D3-S4520 Series Enterprise-Class SATA Solid State Drives

Solidigm D3-S4610 Series Enterprise SATA SSD - 3 DWPD

Solidigm D3-S4620 Series Enterprise-Class SATA Solid State Drives

max quantity: 2M.2 Drive

Selection Recommendation:
Use as a dedicated storage device for your Operating System

Micron 7450 PRO M.2 PCIe 4.0 x4 NVMe Solid State Drives

Micron 7450 MAX M.2 PCIe 4.0 x4 NVMe Solid State Drives

max quantity: 24min quantity: 1Storage Drive

Western Digital Enterprise-Class 6Gb/s SATA 7.2K Hard Drives

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Western Digital Enterprise-Class 12Gb/s SAS 7.2K Hard Drives

Seagate Enterprise-Class 6Gb/s SATA 7.2K Hard Drives

Seagate Enterprise-Class X24 12Gb/s SATA Hard Drives

Seagate Enterprise-Class 12Gb/s SAS 7.2K Hard Drives

Seagate Enterprise-Class X24 12Gb/s SAS Hard Drives

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Micron 5400 PRO Enterprise-Class SATA Solid State Drives

Micron 5400 MAX Enterprise-Class SATA Solid State Drives

Solidigm D3-S4520 Series Enterprise-Class SATA Solid State Drives

Solidigm D3-S4620 Series Enterprise-Class SATA Solid State Drives

Controller Card

max quantity: 2Network Adapter

Broadcom Ethernet Adapters

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Intel E810 Series 10/25/100-Gigabit Ethernet Adapters

NVIDIA ConnectX-6 Dx Series 25/100/200-Gigabit Ethernet Adapters

Mellanox ConnectX-6 Series 200-Gigabit HDR InfiniBand Adapters

NVIDIA ConnectX-7 Series 200-Gigabit Adapters

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NVIDIA ConnectX-7 Series 200/400-Gigabit NDR InfiniBand Adapters

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max quantity: 3Network Adapter

Broadcom NetXtreme E-Series 1/10/25/50-Gigabit Ethernet Adapters

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Intel X710 Series 10-Gigabit Ethernet Adapters

Intel E810-XXV Series 10/25-Gigabit Ethernet Adapters

Mellanox ConnectX-6 Series 100-Gigabit HDR InfiniBand Adapters

max quantity: 1I/O Modules - Networking

Due to PCIe lane limitations, only one AIOM slot is available on this configuration.
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max quantity: 1Trusted Platform Module

max quantity: 1Server Management

Cables

C13 to NEMA 5-15P

C13 to C14

Operating System

Click the Compare button to get more information on limitations for each operating system including maximum memory and processor support.

No Operating System

Microsoft Windows Server 2022

Microsoft Windows Server 2025

CIQ Rocky Linux Support

Linux Operating Systems

Red Hat Enterprise Linux Subscriptions

Software

Downgrade Kits for Microsoft Windows Server

Device Client Access Licenses for Windows Server 2022

User Client Access Licenses for Windows Server 2022

Device Client Access Licenses for Windows Server 2025

User Client Access Licenses for Windows Server 2025

Additional Core Licenses for Windows Server 2022 Standard Edition

Additional Core Licenses for Windows Server 2022 Datacenter Edition

Additional Core Licenses for Windows Server 2025 Standard Edition

Additional Core Licenses for Windows Server 2025 Datacenter Edition

Warranty

Available
Available
 

3-Year Warranty Options

4-Year Warranty Options

5-Year Warranty Options