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Product comparison · 2 gpus

CLUB3D CGAX-7977C graphics card AMD Radeon HD7970 vs CLUB3D Radeon HD 7750

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  • 37specifications compared
  • 14differ
  • 23identical
  • 28known for one product only

Key differences

  • Processor frequency
    • 925 MHz
    • 800 MHz
  • Maximum displays per videocard
    • 6
    • 3
  • Parallel processing technology support
    • APP, Quad-GPU CrossFireX
    • Hybrid CrossFireX
  • Stream processors
    • 2048
    • 512
  • Discrete graphics card memory
    • 3 GB
    • 1 GB
  • Memory bus
    • 384 bit
    • 128 bit
  • Memory clock speed
    • 5500 MHz
    • 4500 MHz
  • DisplayPorts quantity
    • 0
    • 1

Side by side

Differences highlightedShow differences only
65 specifications
A

CLUB3D

CGAX-7977C graphics card AMD Radeon HD7970

Model CGAX-7977C

View product
B

CLUB3D

Radeon HD 7750View product
Processor4 differ
Graphics processor familyAMDAMD
Graphics processorKnown for oneRadeon HD7970
Maximum resolution4096 x 2160 pixels4096 x 2160 pixels
Processor frequencyDiffers925 MHz800 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 CrossFireXHybrid CrossFireX
Stream processorsDiffers2048512
Processor coresKnown for one1
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 & interfaces1 differ
Interface typePCI Express 3.0PCI Express 3.0
HDMI ports quantity11
DVI-D ports quantityKnown for one0
DVI-I ports quantity11
DisplayPorts quantityDiffers01
HDMI version1.4a1.4a
DVI ports quantity11
Mini DisplayPorts quantityKnown for one2
VGA (D-Sub) ports quantityKnown for one0
DisplayPort versionKnown for one1.2
Dual VGAKnown for oneYes
Performanceidentical
PhysXNoNo
TV tuner integratedNoNo
DirectX version11.111.1
Shader model version5.05.0
OpenGL version4.24.2
HDCPYesYes
Dual Link DVIYesYes
Full HDYesYes
OpenCL versionKnown for one1.2
HD3D TechnologyKnown for oneYes
Design2 differ
Cooling typeActiveActive
Bracket heightKnown for oneFull-Height (FH)
Form factorDiffersFull-Height/Full-Length (FH/FL)ATX
Number of slotsDiffers21
CertificationKnown for oneFCC, CE, RoHS
Product colourKnown for oneBlack, Red
Power1 differ
Minimum system power supply500 W500 W
Power consumption (typical)Differs250 W61 W
Supplementary power connectorsKnown for one1x 6-pin, 1x 8-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 & dimensions2 differ
WeightDiffers1.11 kg255 g
LengthKnown for one278 mm
DepthDiffers34 mm20 mm
Height107 mm107 mm
Packaging contentidentical
Cables includedKnown for oneCrossFire
User guideYesYes
Bundled softwareKnown for oneCatalyst configuration software
Other featuresidentical
Cable typeKnown for oneHDMI - DVI
HDMIKnown for oneYes
ChipsetKnown for oneTahiti XT
Compatible operating systemsKnown for oneWindows 7 Windows Vista Windows XP
Dimensions (WxDxH)Known for one278 x 107 x 34 mm
Mac compatibilityKnown for oneNo
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR
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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