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ASUSmodel
RS500A-E9-RS4

ASUS RS500A-E9-RS4 — Rack & blade servers

Processor / System Bus
1 x Socket SP3 (LGA 4094) AMD EPYC™ 7001 Series AMD EPYC™ 7002 Series
Memory
Total Slots : 16 (8-channel, 2DPC) Capacity : Max. 1,024GB Memory Type : DDR4 2666 RDIMM / LRDIMM / LRDIMM 3DS Memory Size : 64GB, 32GB, 16GB Confirm the supported components for the required configuration.
Expansion Slots
1 x PCIe 3.0 x16 Slot (Gen3 x16 link,FH,HL) 1 x PCIe 3.0 x8 Slot (Gen3 x8 link,FH,HL) 1 x OCP 2.0 Mezzanine Conn. (Gen3 x8 link)

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ASUSmodel
RS500A-E9-RS4-U

ASUS RS500A-E9-RS4-U — Rack & blade servers

Processor / System Bus
1 x Socket SP3 (LGA 4094) AMD EPYC™ 7001 Series AMD EPYC™ 7002 Series
Memory
Total Slots : 16 (8-channel, 2DPC) Capacity : Max. 1,024GB Memory Type : DDR4 2666 RDIMM / LRDIMM / LRDIMM 3DS Memory Size : 64GB, 32GB, 16GB Confirm the supported components for the required configuration.
Expansion Slots
1 x PCIe 3.0 x16 Slot (Gen3 x16 link,FH,HL) 1 x PCIe 3.0 x8 Slot (Gen3 x8 link,FH,HL) 1 x OCP 2.0 Mezzanine Conn. (Gen3 x8 link)

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ASUSmodel
RS501A-E12-RS12U

ASUS RS501A-E12-RS12U — Rack & blade servers

Form factor
1U
Chassis dimensions
842.5mm x 449mm x 43.85mm (1U) 33.17" x 17.68" x 1.73"
Processor sockets
1 x Socket SP5 (LGA 6096)

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ASUSmodel
RS501A-E12-RS4

ASUS RS501A-E12-RS4 — Rack & blade servers

Form factor
1U
Chassis dimensions
842.5mm x 449mm x 43.85mm (1U) 33.17" x 17.68" x 1.73"
Processor sockets
1 x Socket SP5 (LGA 6096)

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ASUSmodel
RS501A-E12-RS4U

ASUS RS501A-E12-RS4U — Rack & blade servers

Form factor
1U
Chassis dimensions
842.5mm x 449mm x 43.85mm (1U) 33.17" x 17.68" x 1.73"
Processor sockets
1 x Socket SP5 (LGA 6096)

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ASUSmodel
RS520-E9-RS12-E

ASUS RS520-E9-RS12-E — Rack & blade servers

Processor / System Bus
2 x Socket P (LGA 3647) 1st and 2nd Gen Xeon® Scalable Processor Family (150W) Confirm the supported components for the required configuration. UPI (10.4 GT/s)
Core Logic
Intel® Lewisburg PCH C621
Memory
Total Slots : 16 (6-channel per CPU, 8 DIMM per CPU) Capacity : Maximum up to 512GB RDIMM Maximum up to 1024GB LRDIMM Maximum up to 2048GB LR-DIMM 3DS Memory Type : DDR4 2933/2666 RDIMM DDR4 2933/2666 LRDIMM DDR4 2933/2666 LR-DIMM 3DS Memory Size : 32GB, 16GB, 8GB, 4GB RDIMM 64GB, 32GB LRDIMM 128GB, 64GB LR-DIMM 3DS Confirm the supported components for the required configuration. * Actual memory frequency differs from Intel CPU types and memory module. Please check Intel official site for more detail about the memory types supported by each CPU.

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ASUSmodel
RS520-E9-RS12UV2

ASUS RS520-E9-RS12UV2 — Rack & blade servers

Processor / System Bus
2 x Socket P (LGA 3647) 1st and 2nd Gen Xeon® Scalable Processor Family (205W) Confirm the supported components for the required configuration. UPI (10.4 GT/s)
Core Logic
Intel® C621 Chipset
Memory
Total Slots : 16 (6-channel per CPU, 8 DIMM per CPU) Capacity : Maximum up to 512GB RDIMM Maximum up to 1024GB LRDIMM Maximum up to 2048GB LR-DIMM 3DS Memory Type : DDR4 2933/2666 Memory Size : 32GB, 16GB, 8GB, 4GB RDIMM 64GB, 32GB LRDIMM 128GB, 64GB LR-DIMM 3DS Confirm the supported components for the required configuration. * Actual memory frequency differs from Intel CPU types and memory module. Please check Intel official site for more detail about the memory types supported by each CPU.

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ASUSmodel
RS520-E9-RS8

ASUS RS520-E9-RS8 — Rack & blade servers

Processor / System Bus
2 x Socket P (LGA 3647) 1st and 2nd Gen Xeon® Scalable Processor Family (150W) Confirm the supported components for the required configuration. UPI (10.4 GT/s)
Core Logic
Intel® Lewisburg PCH C621
Memory
Total Slots : 16 (6-channel per CPU, 8 DIMM per CPU) Capacity : Maximum up to 512GB RDIMM/Maximum up to 1024GB LRDIMM/Maximum up to 2048GB LR-DIMM 3DS Memory Type : DDR4 2933/2666 RDIMM DDR4 2933/2666 LRDIMM DDR4 2933/2666 LR-DIMM 3DS Memory Size : 32GB, 16GB, 8GB, 4GB RDIMM 64GB, 32GB LRDIMM 128GB, 64GB LR-DIMM 3DS Confirm the supported components for the required configuration. * Actual memory frequency differs from Intel CPU types and memory module. Please check Intel official site for more detail about the memory types supported by each CPU.

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ASUSmodel
RS520-E9-RS8-V2

ASUS RS520-E9-RS8-V2 — Rack & blade servers

Processor / System Bus
2 x Socket P (LGA 3647) 1st and 2nd Gen Xeon® Scalable Processor Family (205W) Confirm the supported components for the required configuration. UPI (10.4 GT/s)
Core Logic
Intel® C621 Chipset
Memory
Total Slots : 16 (6-channel per CPU, 8 DIMM per CPU) Capacity : Maximum up to 512GB RDIMM Maximum up to 1024GB LRDIMM Maximum up to 2048GB LR-DIMM 3DS Memory Type : DDR4 2933/2666 Memory Size : Confirm the supported components for the required configuration. * Actual memory frequency differs from Intel CPU types and memory module. Please check Intel official site for more detail about the memory types supported by each CPU.

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ASUSmodel
RS520A-E11-RS12U

ASUS RS520A-E11-RS12U — Rack & blade servers

Processor / System Bus
1 x Socket SP3 (LGA 4094) 3rd Gen AMD EPYC™ processors with AMD 3D V-Cache™ technology AMD EPYC™ 7003 Series AMD EPYC™ 7002 Series
Memory
Total Slots : 16 (8-channel) Capacity : Maximum up to 4096GB RDIMM Memory Type : DDR4 3200/2933 RDIMM DDR4 3200/2933 LRDIMM DDR4 3200/2933 LR-DIMM 3DS Memory Size : 128GB, 64GB, 32GB, 16GB RDIMM 128GB, 64GB LRDIMM 256GB, 128GB, 64GB LR-DIMM 3DS Confirm the supported components for the required configuration.
Expansion Slots
2 x PCIe x16 slot(Gen4 x16 link, FHFL)or dual-slot GPU cards or 4 x PCIe x16 slot(Gen4 x8 link, FHFL) 1 x PCIe x16 slot(Gen4 x8 link, LP) 1 x OCP 3.0 Mezzanine slot

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ASUSmodel
RS520A-E11-RS24U

ASUS RS520A-E11-RS24U — Rack & blade servers

Processor / System Bus
1 x Socket SP3 (LGA 4094) 3rd Gen AMD EPYC™ processors with AMD 3D V-Cache™ technology AMD EPYC™ 7003 Series AMD EPYC™ 7002 Series
Memory
Total Slots : 16 (8-channel) Capacity : Maximum up to 4096GB RDIMM Memory Type : DDR4 3200/2933 RDIMM DDR4 3200/2933 LRDIMM DDR4 3200/2933 LR-DIMM 3DS Memory Size : 128GB, 64GB, 32GB, 16GB RDIMM 128GB, 64GB LRDIMM 256GB, 128GB, 64GB LR-DIMM 3DS Confirm the supported components for the required configuration.
Expansion Slots
2 x PCIe x16 slot(Gen4 x16 link, FHFL) or dual-slot GPU cards or 4 x PCIe x16 slot(Gen4 x8 link, FHFL) 1 x PCIe x16 slot(Gen4 x8 link, LP) 1 x OCP 3.0 Mezzanine slot

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ASUSmodel
RS520A-E12-RS12U

ASUS RS520A-E12-RS12U — Rack & blade servers

Processor / System Bus
1 x Socket SP5 (LGA 6096) 4th Generation AMD EPYC Processors with AMD 3D V-Cache technology AMD EPYC™ 9004 Series Processors (Air cool with STD HSK up to 400W)
Memory
24 x DIMM slots DDR5 4800/4400/4000/3600 RDIMM/ 3DS RDIMM 1DPC up to 4800 2DPC up to 4000(1R+1R) 2DPC up to 3600(1R+2R)/ (2R+2R) Maximum 6144GB Confirm the supported components for the required configuration.
Expansion Slots
Up to 5 PCIe Gen5 slots + 1 OCP3.0 2 x PCIe Gen5 x16, FHFL or 4 x PCIe Gen5 x8, FHFL 1 x PCIe Gen5 x8, LP 1 x OCP 3.0 Slot ( (PCIe Gen5 x16)

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ASUSmodel
RS520A-E12-RS24U

ASUS RS520A-E12-RS24U — Rack & blade servers

Processor / System Bus
1 x Socket SP5 (LGA 6096) 4th Generation AMD EPYC Processors with AMD 3D V-Cache technology AMD EPYC™ 9004 Series Processors (Air cool with STD HSK up to 400W)
Memory
24 x DIMM slots DDR5 4800/4400/4000/3600 RDIMM/ 3DS RDIMM 1DPC up to 4800 2DPC up to 4000(1R+1R) 2DPC up to 3600(1R+2R)/ (2R+2R) Maximum 6144GB Confirm the supported components for the required configuration.
Expansion Slots
16 NVMe configuration SKU: 12 NVMe configuration SKU: Up to 5 PCIe Gen5 slots + 1 OCP3.0 2 x PCIe Gen5 x16, FHFL or 4 x PCIe Gen5 x8, FHFL 1 x PCIe Gen5 x8, LP 1 x OCP 3.0 Slot ( (PCIe Gen5 x16) 24 NVMe configuration SKU: Up to 1 PCIe Gen5 slots + 1 OCP3.0 1 x PCIe Gen5 x8, LP 1 x OCP 3.0 Slot ( (PCIe Gen5 x16)

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ASUSmodel
RS520QA-E13-RS8U

ASUS RS520QA-E13-RS8U — Rack & blade servers

Processor / System Bus
Per node: 1 x Socket SP5 (LGA 6096P) AMD EPYC™ 9005 Series Processors (Up to 400W/500W* TDP) *500W TDP requires an operating temperature of 25°C
Expansion Slots
Per node: 1 x PCIe (Gen5 x16 link, HHHL) 1 x OCP 3.0 (SFF)
Drive Bays
Per node: 2 x 2.5” hot-swap drive bays (NVMe/SATA/SAS*) * SAS support requires an optional HBA/RAID card 2 x M.2 connectors (Gen5 x4 link, 2280)

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ASUSmodel
RS521A-E12-RS12U

ASUS RS521A-E12-RS12U — Rack & blade servers

Form factor
2U
Chassis dimensions
840mm x 449mm x 88.1mm (2U) 33.07” x 17.68” x 3.47
Processor sockets
1 x Socket SP5 (LGA 6096)

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ASUSmodel
RS521A-E12-RS24U

ASUS RS521A-E12-RS24U — Rack & blade servers

Form factor
2U
Chassis dimensions
840mm x 449mm x 88.1mm (2U) 33.07” x 17.68” x 3.47
Processor sockets
1 x Socket SP5 (LGA 6096)

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ASUSmodel
RS540-E9-RS36-E

ASUS RS540-E9-RS36-E — Rack & blade servers

Processor / System Bus
2 x Socket P (LGA 3647) 1st and 2nd Gen Xeon® Scalable Processor Family Confirm the supported components for the required configuration. *Please refer to overview for details UPI (10.4 GT/s)
Core Logic
Intel® C621 Chipset
Memory
Total Slots : 16 (6-channel per CPU, 8 DIMM per CPU) Capacity : Maximum up to 512GB RDIMM/Maximum up to 1024GB LRDIMM/Maximum up to 2048GB LR-DIMM 3DS Memory Type : DDR4 2933/2666 Memory Size : 32GB, 16GB, 8GB, 4GB RDIMM 64GB, 32GB LRDIMM 128GB, 64GB LR-DIMM 3DS Confirm the supported components for the required configuration. * Actual memory frequency differs from Intel CPU types and memory module. Please check Intel official site for more detail about the memory types supported by each CPU.

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ASUSmodel
RS700-E10-RS12U

ASUS RS700-E10-RS12U — Rack & blade servers

Processor / System Bus
2 x Socket P+ (LGA 4189) 3rd Gen Intel® Xeon® Scalable Processors Family(270w) Confirm the supported components for the required configuration. UPI (11.2 GT/s)
Core Logic
Intel® C621A Chipset
Memory
Total Slots : 32 (8-channel per CPU, 16 DIMM per CPU) Capacity : Maximum up to 4TB per CPU Memory Type : DDR4 3200/2933 RDIMM DDR4 3200/2933 LRDIMM DDR4 3200/2933 RDIMM 3DS Memory Size : 64GB, 32GB, 16GB, 8GB RDIMM 256GB, 128GB, 64GB RDIMM 3DS 128GB, 64GB LRDIMM 128GB LR-DIMM 3DS Confirm the supported components for the required configuration. * Actual memory frequency differs from Intel CPU types and memory module. Please check Intel official site for more detail about the memory types supported by each CPU.

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ASUSmodel
RS700-E10-RS4U

ASUS RS700-E10-RS4U — Rack & blade servers

Processor / System Bus
2 x Socket P+ (LGA 4189) 3rd Gen Intel® Xeon® Scalable Processors Family(270w) Confirm the supported components for the required configuration. UPI (11.2 GT/s)
Core Logic
Intel® C621A Chipset
Memory
Total Slots : 32 (8-channel per CPU, 16 DIMM per CPU) Capacity : Maximum up to 4TB per CPU Memory Type : DDR4 3200/2933 RDIMM DDR4 3200/2933 LRDIMM DDR4 3200/2933 RDIMM 3DS Dual Channel 3200/2933 Memory Size : 64GB, 32GB, 16GB, 8GB RDIMM 256GB, 128GB, 64GB RDIMM 3DS 128GB, 64GB LRDIMM 128GB LR-DIMM 3DS Confirm the supported components for the required configuration. * Actual memory frequency differs from Intel CPU types and memory module. Please check Intel official site for more detail about the memory types supported by each CPU.

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ASUSmodel
RS700-E11-RS12U

ASUS RS700-E11-RS12U — Rack & blade servers

Form factor
1U
Chassis dimensions
842.5mm x 439.5mm x 44mm
Processor socket count
2

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ASUSmodel
RS700-E11-RS4U

ASUS RS700-E11-RS4U — Rack & blade servers

Form factor
1U
Chassis dimensions
842.5mm x 439.5mm x 44mm
Processor socket count
2

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ASUSmodel
RS700-E12-RS12U

ASUS RS700-E12-RS12U — Rack & blade servers

Form factor
1U
Chassis dimensions
821.7(L) x 483(W) x 43.2(H) mm 32.35(L) x 19(W) x 1.7(H) inch
Processor socket count
2

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ASUSmodel
RS700-E12-RS4U

ASUS RS700-E12-RS4U — Rack & blade servers

Form factor
1U
Chassis dimensions
821.7(L) x 483(W) x 43.2(H) mm 32.35(L) x 19(W) x 1.7(H) inch
Processor socket count
2

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ASUSmodel
RS700-E9-RS12

ASUS RS700-E9-RS12 — Rack & blade servers

Processor / System Bus
2 x Socket P (LGA 3647) 1st and 2nd Gen Xeon® Scalable Processor Family Confirm the supported components for the required configuration. UPI (10.4 GT/s)
Core Logic
Intel® C621 Chipset
Memory
Total Slots : 24 (6-channel per CPU, 12 DIMM per CPU) Capacity : Up to 3TB (128Gx24) of memory for RDIMM/LRDIMM Up to 7.68TB (512G*12 DCPMM + 128G*12 RDIMM/LRDIMM) Memory Type : DDR4 2933/2666 RDIMM DDR4 2933/2666 LRDIMM DDR4 2933/2666 LR-DIMM 3DS Intel® Optane™ DC Persistent Memory Memory Size : 32GB, 16GB, 8GB, 4GB RDIMM 64GB, 32GB LRDIMM 128GB, 64GB LR-DIMM 3DS 512GB, 256GB, 128GBIntel® Optane™ DC Persistent Memory Confirm the supported components for the required configuration. * Actual memory frequency differs from Intel CPU types and memory module. Please check Intel official site for more detail about the memory types supported by each CPU. * Intel® Optane™ DC Persistent Memory for 2nd Generation Intel

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01

Server platforms — the next decisions

Server platforms

Server platforms

Specify rack height, bay size and backplane options.

This guide adds the decisions, documents and next steps that support this page.

Server directory
Server platforms illustrative environment
02

Choose the right route

Multi-node systems

Separate shared power, node count and service access in the request.

Buying guides
03

Details that change the configuration

Chassis & drive layout

Specify rack height, bay size and backplane options.

Processor & memory

Record CPU generation, socket count and DIMM population.

Power & management

Include input power, PSU redundancy and remote-management needs.

04

From requirement to handover

  1. 01

    Define workload

  2. 02

    Select chassis

  3. 03

    Review configuration

  4. 04

    Prepare acceptance

A planning sequence, not a record of completed work.

05

Explore the relevant catalog

All manufacturers

Recorded catalog identities

Counts show records in the site catalog. They do not represent stock, available quantities or verified compatibility.

Snapshot: 2026-09-15

06

Compare the buying requirements

Server platforms comparison brief
DecisionRecord in your briefEvidence to retain
Chassis & drive layoutSpecify rack height, bay size and backplane options.Complete identifier and source revision
Processor & memoryRecord CPU generation, socket count and DIMM population.Platform document or written clarification
Power & managementInclude input power, PSU redundancy and remote-management needs.Offered-unit details and agreed scope
Open the comparison workspace
07

Build your readiness checklist

Your preparation progress

Tick items as you prepare them. This is your personal checklist, not a hardware validation.

0 / 4 prepared0

Saved in this browser when local storage is available.

08

A closer look at the hardware

Server platforms — Rack Server 2u Chassis facility reference
Rack Server 2u Chassis Explore
Server platforms — Server Internals Open facility reference
Server Internals Open Explore
Server platforms — Datacenter Cold Aisle facility reference
Datacenter Cold Aisle Explore
1 / 3

Reference-based generated scenes; actual-unit photos are available only through an explicit unit-specific request. Related models are separate catalog records, not substitutes for the item on this page.

09

Keep the supporting material together

Server configurator

Use the connected tool to develop the requirement.

Open resource

Buying guides

Retain the supporting reference with your project brief.

Open resource
10

Turn the brief into the next step

Server platforms

Keep the requirement specific.

Exact chassis model recorded · CPU and DIMM plan attached · Drive backplane and risers identified · Rails and power requirements listed.