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Product comparison · 2 gpus

Dell 490-BKFY graphics card NVIDIA RTX A800 vs Lenovo NVIDIA RTX PRO 4000 Blackwell

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  • 10specifications compared
  • 6differ
  • 4identical
  • 32known for one product only

Key differences

The Lenovo NVIDIA RTX PRO 4000 Blackwell has 2,048 more CUDA cores than the Dell 490-BKFY graphics card NVIDIA RTX A800 (8960 vs 6912). The Dell 490-BKFY graphics card NVIDIA RTX A800 has 16 GB more discrete graphics card memory than the Lenovo NVIDIA RTX PRO 4000 Blackwell (40 GB vs 24 GB). The Dell 490-BKFY graphics card NVIDIA RTX A800 has 4,928 bit more memory bus than the Lenovo NVIDIA RTX PRO 4000 Blackwell (5120 bit vs 192 bit). Graphics card memory type: High Bandwidth Memory 2 (HBM2) on the Dell 490-BKFY graphics card NVIDIA RTX A800, GDDR7 on the Lenovo NVIDIA RTX PRO 4000 Blackwell. Interface type: PCI Express x16 4.0 on the Dell 490-BKFY graphics card NVIDIA RTX A800, PCI Express x16 5.0 on the Lenovo NVIDIA RTX PRO 4000 Blackwell.

  • CUDA cores
    • 6912
    • 8960
  • Discrete graphics card memory
    • 40 GB
    • 24 GB
  • Memory bus
    • 5120 bit
    • 192 bit
  • Interface type
    • PCI Express x16 4.0
    • PCI Express x16 5.0
  • Number of slots
    • 2
    • 1

Side by side

Differences highlightedShow differences only
42 specifications
A

Dell

490-BKFY graphics card NVIDIA RTX A800

Model 490-BKFY

View product
B

Lenovo

NVIDIA RTX PRO 4000 BlackwellView product
Processor1 differ
Maximum resolutionKnown for one7680 x 4320 pixels
CUDA coresDiffers69128960
Maximum displays per videocardKnown for one4
Parallel processing technology supportKnown for oneNot supported
Graphics processorKnown for oneRTX A800
Memory3 differ
Discrete graphics card memoryDiffers40 GB24 GB
Graphics card memory typeDiffersHigh Bandwidth Memory 2 (HBM2)GDDR7
Memory busDiffers5120 bit192 bit
Memory bandwidth (max)Known for one672 GB/s
Data transfer rateKnown for one1555.2 Gbit/s
Ports & interfaces1 differ
Interface typeDiffersPCI Express x16 4.0PCI Express x16 5.0
HDMI ports quantityKnown for one0
DVI-D ports quantityKnown for one0
DVI-I ports quantityKnown for one0
DisplayPorts quantityKnown for one4
DisplayPort versionKnown for one2.1b
Performanceidentical
TV tuner integratedKnown for oneNo
DirectX versionKnown for one12.0
Shader model versionKnown for one6.6
OpenGL versionKnown for one4.6
OpenCL versionKnown for one3.0
Dual Link DVIKnown for oneNo
NPU performance up toKnown for one1178 TOPs
Design1 differ
Bracket heightKnown for oneFull-Height (FH)
Number of slotsDiffers21
Product colourKnown for oneBlack
CertificationKnown for oneBSMI, FCC, ICES-003, CE, UK DOC, VCCI, KCC(EMC), RCM EMC, CB, Morocco Doc
Form factorKnown for oneFull-Height/Full-Length (FH/FL)
Poweridentical
Power consumption (max)Known for one70 W
Supplementary power connectorsKnown for one1x 16-pin
Thermal Design Power (TDP)Known for one145 W
Power consumption (typical)Known for one240 W
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 90 °C
Operating relative humidity (H-H)Known for one5 - 95%
System requirementsidentical
Windows operating systems supportedKnown for oneWindows 10, Windows 11
Weight & dimensionsidentical
LengthKnown for one169.6 mm
DepthKnown for one104.8 mm
HeightKnown for one35.9 mm

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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