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Product comparison · 2 server barebones

ASUS RS521A-E12-RS24U Socket SP5 Rack (2U) Black, Silver vs ASUS RS720A-E13-RS8G Socket SP5 Rack (2U) Black, Silver

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  • 31specifications compared
  • 14differ
  • 17identical
  • 22known for one product only

Key differences

  • Processor family
    • AMD
    • AMD EPYC
  • Number of processors supported
    • 1
    • 2
  • Number of storage drives supported
    • 26
    • 8
  • Storage drive sizes supported
    • M.2,2.5,3.5
    • 2.5"
  • Ethernet LAN (RJ-45) ports
    • 2
    • 1
  • Power supply
    • 2000 W
    • 3200 W
  • Storage temperature (T-T)
    • -40 - 70 °C
    • -40 - 60 °C
  • Depth
    • 449 mm
    • 822.2 mm

Side by side

Differences highlightedShow differences only
53 specifications
A

ASUS

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

Model RS521A-E12-RS24U

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B

ASUS

RS720A-E13-RS8G Socket SP5 Rack (2U) Black, Silver

Model RS720A-E13-RS8G

View product
Processor2 differ
Built-in processorNoNo
Processor socketSocket SP5Socket SP5
Processor manufacturerAMDAMD
Processor familyDiffersAMDAMD EPYC
Number of processors supportedDiffers12
Compatible processor seriesKnown for oneAMD EPYC 9004
Memory1 differ
Number of DIMM slots2424
Supported memory typesDDR5-SDRAMDDR5-SDRAM
Supported DIMM module capacitiesKnown for one16GB, 32GB, 64GB, 128GB, 256GB
Maximum internal memory3 TB3 TB
Supported RDIMM clock speedsDiffers4800,6400,5600,5200,3600,4000 MHz5600,6400 MHz
Storage3 differ
Number of storage drives supportedDiffers268
Hot-swap HDD baysYesYes
Storage drive sizes supportedDiffersM.2,2.5,3.52.5"
Supported storage drive interfacesDiffersSerial Attached SCSI (SAS), Serial ATA, M.2Serial ATA, Serial Attached SCSI (SAS)
Number of 2.5" baysKnown for one26
Supported storage drive typesKnown for oneHDD & SSD
Graphicsidentical
On-board graphics card modelKnown for oneAspeed AST2600
On-board graphics card memoryKnown for one64 MB
Networkidentical
Ethernet LANYesYes
Ethernet interface typeKnown for oneGigabit Ethernet
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
LAN controllerKnown for oneIntel® 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) portsDiffers21
Mini DisplayPorts quantityKnown for one1
IPMI LAN (RJ-45) portKnown for oneYes
VGA (D-Sub) ports quantityKnown for one1
Expansion slotsidentical
PCI Express slots versionKnown for one5.0
Number of M.2 (M) slots22
PCI Express x8 slotsKnown for one1
PCI Express x16 (Gen 5.x) slotsKnown for one2
Featuresidentical
Trusted Platform Module (TPM)Known for oneYes
Designidentical
Chassis typeRack (2U)Rack (2U)
Product colourBlack, SilverBlack, Silver
LED indicatorsYesYes
On/off switchKnown for oneYes
Cooling typeKnown for oneActive
Number of fansKnown for one6 fan(s)
Power1 differ
Power supplyDiffers2000 W3200 W
Redundant power supply (RPS) supportKnown for oneYes
Number of redundant power supplies supportedKnown for one2
AC input frequencyKnown for one50/60 Hz
80 PLUS certification80 PLUS Titanium80 PLUS Titanium
Operational conditions1 differ
Operating temperature (T-T)10 - 35 °C10 - 35 °C
Storage relative humidity (H-H)20 - 90%20 - 90%
Storage temperature (T-T)Differs-40 - 70 °C-40 - 60 °C
Weight & dimensions4 differ
DepthDiffers449 mm822.2 mm
HeightDiffers88.1 mm87.3 mm
WeightDiffers19.1 kg17.8 kg
WidthDiffers840 mm484.6 mm
Packaging data1 differ
Package weightDiffers26.6 kg21.3 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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