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Product comparison · 2 server barebones

GIGABYTE G291-281 server barebone Intel® C621 LGA 3647 (Socket P) Rack (2U) Black vs GIGABYTE R181-T90 server barebone Rack (1U)

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  • 38specifications compared
  • 16differ
  • 22identical
  • 34known for one product only

Key differences

  • Maximum internal memory
    • 128 GB
    • 1.53 TB
  • Number of storage drives supported
    • 8
    • 10
  • Ethernet LAN data rates
    • 10,100,1000,10000 Mbit/s
    • 1000 Mbit/s
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 2
    • 3
  • Ethernet LAN (RJ-45) ports
    • 2
    • 3
  • PCI Express x16 (Gen 3.x) slots
    • 10
    • 3
  • Chassis type
    • Rack (2U)
    • Rack (1U)
  • Fan diameter
    • 8 cm
    • 4 cm

Side by side

Differences highlightedShow differences only
72 specifications
A

GIGABYTE

G291-281 server barebone Intel® C621 LGA 3647 (Socket P) Rack (2U) Black

Model G291-281

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B

GIGABYTE

R181-T90 server barebone Rack (1U)

Model R181-T90

View product
Processoridentical
Built-in processorNoNo
Motherboard chipsetKnown for oneIntel® C621
Processor socketKnown for oneLGA 3647 (Socket P)
Processor familyKnown for oneIntel® Xeon®
Number of processors supported22
Compatible processor seriesKnown for oneIntel® Xeon®
Memory1 differ
Number of DIMM slots2424
Supported memory typesDDR4-SDRAMDDR4-SDRAM
Maximum internal memoryDiffers128 GB1.53 TB
Maximum RDIMM memoryKnown for one64 GB
Memory voltage1.2 V1.2 V
Memory channelsKnown for oneHexa-channel
Supported RDIMM clock speedsKnown for one2133,2400,2666 MHz
ECCKnown for oneYes
Storage2 differ
Number of storage drives supportedDiffers810
Hot-swap HDD baysYesYes
Number of 2.5" baysKnown for one8
Storage drive sizes supported2.5"2.5"
Supported storage drive typesHDD & SSDHDD & SSD
Supported storage drive interfacesDiffersSerial ATA IIISerial Attached SCSI (SAS), Serial ATA III
RAID levels0, 1, 5, 100, 1, 5, 10
Graphicsidentical
On-board graphics card modelAspeed AST2500Aspeed AST2500
Network2 differ
Ethernet LANYesYes
Ethernet interface typeDiffers10 Gigabit Ethernet, Fast Ethernet, Gigabit EthernetGigabit Ethernet
Ethernet LAN data ratesDiffers10,100,1000,10000 Mbit/s1000 Mbit/s
Copper ethernet cabling technologyKnown for one10GBASE-T
LAN controllerKnown for oneIntel® X540-AT2
Ports & interfaces2 differ
USB 2.0 ports quantityKnown for one0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers23
Internal USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one1
Ethernet LAN (RJ-45) portsDiffers23
IPMI LAN (RJ-45) portKnown for oneYes
VGA (D-Sub) ports quantity11
Number of SATA III connectorsKnown for one8
Expansion slots1 differ
PCI Express x16 (Gen 3.x) slotsDiffers103
PCI Express x8 (Gen 3.x) slotsKnown for one2
Featuresidentical
Trusted Platform Module (TPM)Known for oneYes
Technical detailsidentical
Compliance certificatesKnown for oneRoHS
Processor special featuresidentical
Intel® Optane™ Memory ReadyKnown for oneYes
Intelligent Platform Management Interface (IPMI) supportKnown for oneYes
Design2 differ
Chassis typeDiffersRack (2U)Rack (1U)
Product colourKnown for oneBlack
LED indicatorsYesYes
On/off switchKnown for oneYes
Reset buttonYesYes
Rack railsKnown for oneYes
Fan diameterDiffers8 cm4 cm
Number of fans8 fan(s)8 fan(s)
Redundant fans supportKnown for oneYes
Power2 differ
Power supplyDiffers2000 W1200 W
Number of main power suppliesKnown for one2
Redundant power supply (RPS) supportYesYes
Number of redundant power supplies installed22
AC input voltage100 - 240 V100 - 240 V
AC input frequencyKnown for one50 - 60 Hz
Input currentKnown for one9.5 - 12 A
DC output current (+12 V)Known for one166.7 A
80 PLUS certificationDiffers80 PLUS Titanium80 PLUS Platinum
Number of redundant power supplies supportedKnown for one2
Operational conditionsidentical
Operating relative humidity (H-H)8 - 80%8 - 80%
Operating temperature (T-T)10 - 35 °C10 - 35 °C
Storage relative humidity (H-H)20 - 95%20 - 95%
Storage temperature (T-T)-40 - 60 °C-40 - 60 °C
Weight & dimensions4 differ
DepthDiffers800 mm730 mm
HeightDiffers87.5 mm43.5 mm
WeightDiffers30 kg13 kg
WidthDiffers448 mm438 mm
Packaging dataidentical
Package weightKnown for one36 kg
Package widthKnown for one588 mm
Package depthKnown for one959 mm
Package heightKnown for one248 mm
Logistics dataidentical
Harmonized System (HS) codeKnown for one84714100

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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