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Product comparison · 2 gpus

CLUB3D CGAX-7977C graphics card AMD Radeon HD7970 vs CLUB3D Radeon HD 7770 GHz Edition

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

Key differences

  • Processor frequency
    • 925 MHz
    • 1000 MHz
  • Maximum displays per videocard
    • 6
    • 3
  • Parallel processing technology support
    • APP, Quad-GPU CrossFireX
    • 2-Way CrossFireX, APP
  • Stream processors
    • 2048
    • 640
  • Discrete graphics card memory
    • 3 GB
    • 1 GB
  • Memory bus
    • 384 bit
    • 128 bit
  • Memory clock speed
    • 5500 MHz
    • 4500 MHz
  • Minimum system power supply
    • 500 W
    • 450 W

Side by side

Differences highlightedShow differences only
60 specifications
A

CLUB3D

CGAX-7977C graphics card AMD Radeon HD7970

Model CGAX-7977C

View product
B

CLUB3D

Radeon HD 7770 GHz EditionView product
Processor4 differ
Graphics processor familyAMDAMD
Graphics processorKnown for oneRadeon HD7970
Maximum resolution4096 x 2160 pixels4096 x 2160 pixels
Processor frequencyDiffers925 MHz1000 MHz
Graphics card RAMDAC400 MHz400 MHz
Maximum analog resolutionKnown for one2048 x 1536 pixels
Maximum digital resolutionKnown for one4096 x 3112 pixels
Maximum displays per videocardDiffers63
Parallel processing technology supportDiffersAPP, Quad-GPU CrossFireX2-Way CrossFireX, APP
Stream processorsDiffers2048640
Memory3 differ
Discrete graphics card memoryDiffers3 GB1 GB
Graphics card memory typeGDDR5GDDR5
Memory busDiffers384 bit128 bit
Memory clock speedDiffers5500 MHz4500 MHz
Memory bandwidth (max)Known for one264 GB/s
Ports & interfacesidentical
Interface typePCI Express 3.0PCI Express 3.0
HDMI ports quantity11
DVI-D ports quantityKnown for one0
DVI-I ports quantity11
DisplayPorts quantityKnown for one0
HDMI version1.4a1.4a
DVI ports quantityKnown for one1
Mini DisplayPorts quantityKnown for one2
VGA (D-Sub) ports quantityKnown for one0
Mini HDMI ports quantityKnown for one2
Performanceidentical
PhysXNoNo
TV tuner integratedNoNo
DirectX version11.111.1
Shader model version5.05.0
OpenGL version4.24.2
HDCPYesYes
Dual Link DVIYesYes
Full HDKnown for oneYes
Design1 differ
Cooling typeActiveActive
Bracket heightKnown for oneFull-Height (FH)
Form factorDiffersFull-Height/Full-Length (FH/FL)ATX
Number of slots22
CertificationKnown for oneFCC, CE, RoHS
Power3 differ
Minimum system power supplyDiffers500 W450 W
Power consumption (typical)Differs250 W108 W
Supplementary power connectorsDiffers1x 6-pin, 1x 8-pin1x 6-pin
System requirements1 differ
Windows operating systems supportedDiffersWindows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows Vista Business, Windows Vista Business x64, Windows Vista Home Basic, Windows Vista Home Basic x64, WiWindows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows Vista Business, Windows Vista Business x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Home Premium, Windows Vista Ho
Minimum system requirementsKnown for oneCD-ROM
Minimum RAM1024 MB1024 MB
Minimum storage drive space200 MB200 MB
Weight & dimensions3 differ
WeightDiffers1.11 kg457 g
LengthDiffers278 mm211 mm
DepthDiffers34 mm36 mm
Height107 mm107 mm
Packaging contentidentical
Cables includedKnown for oneCrossFire
User guideYesYes
Bundled softwareKnown for oneCatalyst configuration software
Other features1 differ
Cable typeKnown for oneHDMI - DVI
HDMIYesYes
ChipsetKnown for oneTahiti XT
Compatible operating systemsKnown for oneWindows 7 Windows Vista Windows XP
Dimensions (WxDxH)Differs278 x 107 x 34 mm211 x 107 x 36 mm
Packaging dataidentical
Package widthKnown for one255 mm
Package depthKnown for one139 mm
Package heightKnown for one75 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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