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Product comparison · 2 server barebones

ASUS RS501A-E12-RS4 LGA 6096 Rack (1U) Black, Silver vs ASUS RS521A-E12-RS24U Socket SP5 Rack (2U) Black, Silver

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  • 38specifications compared
  • 14differ
  • 24identical
  • 8known for one product only

Key differences

  • Processor socket
    • LGA 6096
    • Socket SP5
  • Processor family
    • AMD EPYC
    • AMD
  • Number of storage drives supported
    • 6
    • 26
  • Storage drive sizes supported
    • 3.5,M.2,2.5
    • M.2,2.5,3.5
  • VGA (D-Sub) ports quantity
    • 2
    • 1
  • PCI Express x16 (Gen 5.x) slots
    • 3
    • 2
  • Chassis type
    • Rack (1U)
    • Rack (2U)
  • Power supply
    • 1600 W
    • 2000 W

Side by side

Differences highlightedShow differences only
46 specifications
A

ASUS

RS501A-E12-RS4 LGA 6096 Rack (1U) Black, Silver

Model RS501A-E12-RS4

View product
B

ASUS

RS521A-E12-RS24U Socket SP5 Rack (2U) Black, Silver

Model RS521A-E12-RS24U

View product
Processor2 differ
Built-in processorNoNo
Processor socketDiffersLGA 6096Socket SP5
Processor manufacturerAMDAMD
Processor familyDiffersAMD EPYCAMD
Number of processors supported11
Compatible processor seriesAMD EPYC 9004AMD EPYC 9004
Memory1 differ
Number of DIMM slots2424
Supported memory typesDDR5-SDRAMDDR5-SDRAM
Maximum internal memory3 TB3 TB
Supported RDIMM clock speedsDiffers4800,6400,5600 MHz4800,6400,5600,5200,3600,4000 MHz
Storage3 differ
Number of storage drives supportedDiffers626
Hot-swap HDD baysYesYes
Number of 3.5" baysKnown for one4
Storage drive sizes supportedDiffers3.5,M.2,2.5M.2,2.5,3.5
Supported storage drive typesHDD & SSDHDD & SSD
Supported storage drive interfacesDiffersSerial ATA, Serial Attached SCSI (SAS)Serial Attached SCSI (SAS), Serial ATA, M.2
SSD form factorKnown for oneM.2
Number of 2.5" baysKnown for one26
Networkidentical
Ethernet LANYesYes
Ethernet interface typeGigabit EthernetGigabit Ethernet
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
LAN controllerIntel® I350-AM2Intel® I350-AM2
Ports & interfaces1 differ
USB 2.0 ports quantity00
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity44
Ethernet LAN (RJ-45) ports22
VGA (D-Sub) ports quantityDiffers21
IPMI LAN (RJ-45) portKnown for oneYes
Expansion slots1 differ
PCI Express x16 (Gen 5.x) slotsDiffers32
Number of M.2 (M) slots22
PCI Express x8 slotsKnown for one1
Design1 differ
Chassis typeDiffersRack (1U)Rack (2U)
Product colourBlack, SilverBlack, Silver
LED indicatorsYesYes
CertificationKnown for oneBSMI, CB, CE, RCM, FCC(Class A), ENERGY STAR®
Power1 differ
Power supplyDiffers1600 W2000 W
Redundant power supply (RPS) supportKnown for oneYes
Number of redundant power supplies supportedKnown for one2
80 PLUS certification80 PLUS Titanium80 PLUS Titanium
Operational conditionsidentical
Operating temperature (T-T)10 - 35 °C10 - 35 °C
Storage relative humidity (H-H)20 - 90%20 - 90%
Storage temperature (T-T)-40 - 70 °C-40 - 70 °C
Weight & dimensions3 differ
Depth449 mm449 mm
HeightDiffers43.9 mm88.1 mm
WeightDiffers13.2 kg19.1 kg
WidthDiffers842.5 mm840 mm
Packaging data1 differ
Package weightDiffers18.1 kg26.6 kg

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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