ASUS · Server

ASUS RS521A-E12-RS24U Server

Rack (2U)

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Form factor Rack (2U)

ASUS RS521A-E12-RS24U Server is a server from ASUS, with form factor Rack (2U). It came out in 2025.

Released: 2025-01-16

Specifications

Key specs

Form factor: Rack (2U)
Released: 2025-01-16
Part number: 90SF03X1-M000R0
EAN / UPC: 4711387866177

Processor

Processor socket: Socket SP5
Processor manufacturer: AMD
Processor family: AMD
Number of processors supported: 1
Compatible processor series: AMD EPYC 9004

Memory

Number of DIMM slots: 24
Supported memory types: DDR5-SDRAM
Maximum internal memory: 3 TB
Supported RDIMM clock speeds: 4800,6400,5600,5200,3600,4000 MHz

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Storage

Number of storage drives supported: 26
Hot-swap HDD bays: Yes
Number of 2.5" bays: 26
Storage drive sizes supported: M.2,2.5,3.5
Supported storage drive types: HDD & SSD
Supported storage drive interfaces: Serial Attached SCSI (SAS), Serial ATA, M.2

Network

Ethernet LAN: Yes
Ethernet interface type: Gigabit Ethernet
Ethernet LAN data rates: 10,100,1000 Mbit/s
LAN controller: Intel® I350-AM2

Ports & interfaces

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 4
Ethernet LAN (RJ-45) ports: 2
IPMI LAN (RJ-45) port: Yes
VGA (D-Sub) ports quantity: 1

Expansion slots

PCI Express x8 slots: 1
PCI Express x16 (Gen 5.x) slots: 2
Number of M.2 (M) slots: 2

Design

Chassis type: Rack (2U)
Product colour: Black, Silver
LED indicators: Yes

Power

Power supply: 2000 W
80 PLUS certification: 80 PLUS Titanium

Operational conditions

Operating temperature (T-T): 10 - 35 °C
Storage temperature (T-T): -40 - 70 °C
Storage relative humidity (H-H): 20 - 90%

Weight & dimensions

Width: 840 mm
Depth: 449 mm
Height: 88.1 mm
Weight: 19.1 kg

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About this product

Faster storage, graphics and networking capabilities PCI Express® (PCIe®) 5.0 delivers 32GT/s bandwidth, which is twice the speed of PCIe 4.0, and offers lower power consumption, better land scalability and backwards compatibility. ASUS servers are PCIe 5.0 ready with scalability design to satisfy the increasing workloads for modern data center.