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Product comparison · 2 gpus

GIGABYTE GV-N78TD5-3GD-B graphics card NVIDIA GeForce GTX 780 Ti vs GIGABYTE GVN640D52I-00-G graphics card NVIDIA GeForce GT 640

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  • 26specifications compared
  • 16differ
  • 10identical
  • 18known for one product only

Key differences

  • Graphics processor
    • GeForce GTX 780 Ti
    • GeForce GT 640
  • Maximum resolution
    • 4096 x 2160 pixels
    • 2560 x 1600 pixels
  • CUDA
    • No
    • Yes
  • Processor frequency
    • 876 MHz
    • 1046 MHz
  • Maximum digital resolution
    • 4096 x 2160 pixels
    • 2560 x 1600 pixels
  • Discrete graphics card memory
    • 3 GB
    • 2 GB
  • Memory bus
    • 384 bit
    • 64 bit
  • Memory clock speed
    • 7000 MHz
    • 5010 MHz

Side by side

Differences highlightedShow differences only
44 specifications
A

GIGABYTE

GV-N78TD5-3GD-B graphics card NVIDIA GeForce GTX 780 Ti

Model GV-N78TD5-3GD-B

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B

GIGABYTE

GVN640D52I-00-G graphics card NVIDIA GeForce GT 640

Model GVN640D52I-00-G

View product
Processor5 differ
Graphics processor familyNVIDIANVIDIA
Graphics processorDiffersGeForce GTX 780 TiGeForce GT 640
Maximum resolutionDiffers4096 x 2160 pixels2560 x 1600 pixels
CUDADiffersNoYes
Processor frequencyDiffers876 MHz1046 MHz
Processor boost clock speedKnown for one928 MHz
FireStreamKnown for oneNo
Maximum analog resolution2048 x 1536 pixels2048 x 1536 pixels
Maximum digital resolutionDiffers4096 x 2160 pixels2560 x 1600 pixels
Maximum displays per videocardKnown for one4
Memory3 differ
Discrete graphics card memoryDiffers3 GB2 GB
Graphics card memory typeGDDR5GDDR5
Memory busDiffers384 bit64 bit
Memory clock speedDiffers7000 MHz5010 MHz
Ports & interfaces4 differ
Interface typeDiffersPCI Express 3.0PCI Express 2.0
HDMI ports quantity11
DVI-D ports quantity11
DVI-I ports quantityDiffers10
DisplayPorts quantityDiffers10
DVI ports quantityKnown for one2
TV-in portKnown for oneNo
TV-outKnown for oneNo
VGA (D-Sub) ports quantityDiffers01
Performance1 differ
PhysXDiffersYesNo
TV tuner integratedNoNo
DirectX version11.111.1
OpenGL version4.34.3
NVIDIA 3D VisionKnown for oneYes
Full HDKnown for oneYes
Dual Link DVIKnown for oneYes
Design1 differ
Cooling typeActiveActive
Bracket heightFull-Height (FH)Full-Height (FH)
Form factorDiffersFull-Height/Full-Length (FH/FL)Full-Height/Half-Length (FH/HL)
Number of slotsKnown for one2
Poweridentical
Minimum system power supplyKnown for one600 W
Supplementary power connectorsKnown for one1x 6-pin, 1x 8-pin
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 95 °C
Weight & dimensions2 differ
LengthKnown for one282 mm
DepthDiffers43 mm30 mm
HeightDiffers110 mm120 mm
Packaging contentidentical
ManualKnown for oneYes
Other featuresidentical
Mac compatibilityKnown for oneNo
Multi ViewKnown for one2
Technical detailsidentical
Compliance certificatesKnown for oneRoHS

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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