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Product comparison · 2 gpus

GIGABYTE GV-R777OC-1GD graphics card AMD Radeon HD7770 vs GIGABYTE GV-R785OC-2GD graphics card AMD Radeon HD7850

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  • 31specifications compared
  • 12differ
  • 19identical
  • 19known for one product only

Key differences

  • Graphics processor
    • Radeon HD7770
    • Radeon HD7850
  • Maximum resolution
    • 2560 x 1600 pixels
    • 4096 x 2160 pixels
  • Processor frequency
    • 1100 MHz
    • 975 MHz
  • Discrete graphics card memory
    • 1 GB
    • 2 GB
  • Memory bus
    • 128 bit
    • 256 bit
  • Memory clock speed
    • 5000 MHz
    • 4800 MHz
  • DirectX version
    • 11.1
    • 11
  • OpenGL version
    • 4.2
    • 4.1

Side by side

Differences highlightedShow differences only
50 specifications
A

GIGABYTE

GV-R777OC-1GD graphics card AMD Radeon HD7770

Model GV-R777OC-1GD

View product
B

GIGABYTE

GV-R785OC-2GD graphics card AMD Radeon HD7850

Model GV-R785OC-2GD

View product
Processor3 differ
Graphics processor familyAMDAMD
Graphics processorDiffersRadeon HD7770Radeon HD7850
Maximum resolutionDiffers2560 x 1600 pixels4096 x 2160 pixels
CUDAKnown for oneNo
Processor frequencyDiffers1100 MHz975 MHz
Shader clockKnown for one975 MHz
Graphics card RAMDACKnown for one400 MHz
Maximum analog resolution2048 x 1536 pixels2048 x 1536 pixels
Maximum digital resolution2560 x 1600 pixels2560 x 1600 pixels
Parallel processing technology supportKnown for one2-Way CrossFireX
Stream processorsKnown for one1024
Processor coresKnown for one1
Memory3 differ
Discrete graphics card memoryDiffers1 GB2 GB
Graphics card memory typeGDDR5GDDR5
Memory busDiffers128 bit256 bit
Memory clock speedDiffers5000 MHz4800 MHz
Ports & interfacesidentical
Interface typePCI Express 3.0PCI Express 3.0
HDMI ports quantity11
DVI-D ports quantity00
DVI-I ports quantity11
DisplayPorts quantity00
HDMI versionKnown for one1.4a
DVI ports quantity11
Mini DisplayPorts quantity22
VGA (D-Sub) ports quantity00
Performance2 differ
PhysXNoNo
TV tuner integratedNoNo
DirectX versionDiffers11.111
Shader model versionKnown for one5.0
OpenGL versionDiffers4.24.1
HDCPKnown for oneYes
Dual Link DVIYesYes
NVIDIA 3D VisionKnown for oneNo
Full HDKnown for oneYes
Design1 differ
Cooling typeActiveActive
Bracket heightFull-Height (FH)Full-Height (FH)
Form factorDiffersFull-Height/Half-Length (FH/HL)Full-Height/Full-Length (FH/FL)
Number of slotsKnown for one2
CertificationKnown for oneRoHS
Power1 differ
Minimum system power supplyDiffers450 W500 W
Supplementary power connectorsKnown for one1x 6-pin
System requirementsidentical
Windows operating systems supportedYesYes
Weight & dimensions2 differ
LengthDiffers212 mm241 mm
HeightDiffers136.5 mm137 mm
DepthKnown for one41.5 mm
Technical detailsidentical
Compliance certificatesKnown for oneRoHS
Other featuresidentical
Mac compatibilityKnown for oneNo
HDMIYesYes
Graphics card familyKnown for oneAMD, ATI
Packaging contentidentical
ManualKnown for oneYes

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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