Product comparison · 2 gpus

GIGABYTE GV-R777OC-1GD graphics card AMD Radeon HD7770 vs GIGABYTE GV-R787OC-2GD graphics card AMD Radeon HD7870

31specifications compared
11differ
20identical
19known for one product only

Key differences

Graphics processor
- GV-R777OC-1GD graphics card AMD Radeon HD7770:Radeon HD7770
- GV-R787OC-2GD graphics card AMD Radeon HD7870:Radeon HD7870
Maximum resolution
- GV-R777OC-1GD graphics card AMD Radeon HD7770:2560 x 1600 pixels
- GV-R787OC-2GD graphics card AMD Radeon HD7870:4096 x 2160 pixels
Discrete graphics card memory
- GV-R777OC-1GD graphics card AMD Radeon HD7770:1 GB
- GV-R787OC-2GD graphics card AMD Radeon HD7870:2 GB
Memory bus
- GV-R777OC-1GD graphics card AMD Radeon HD7770:128 bit
- GV-R787OC-2GD graphics card AMD Radeon HD7870:256 bit
Memory clock speed
- GV-R777OC-1GD graphics card AMD Radeon HD7770:5000 MHz
- GV-R787OC-2GD graphics card AMD Radeon HD7870:4800 MHz
DisplayPorts quantity
- GV-R777OC-1GD graphics card AMD Radeon HD7770:0
- GV-R787OC-2GD graphics card AMD Radeon HD7870:1
DirectX version
- GV-R777OC-1GD graphics card AMD Radeon HD7770:11.1
- GV-R787OC-2GD graphics card AMD Radeon HD7870:11
Length
- GV-R777OC-1GD graphics card AMD Radeon HD7770:212 mm
- GV-R787OC-2GD graphics card AMD Radeon HD7870:280 mm

Side by side

Differences highlightedShow differences only

Comparison of GV-R777OC-1GD, GV-R787OC-2GD
50 specifications	A GIGABYTE GV-R777OC-1GD graphics card AMD Radeon HD7770 Model GV-R777OC-1GD View product	B GIGABYTE GV-R787OC-2GD graphics card AMD Radeon HD7870 Model GV-R787OC-2GD View product
Processor2 differ
Graphics processorDiffers	Radeon HD7770	Radeon HD7870
Maximum resolutionDiffers	2560 x 1600 pixels	4096 x 2160 pixels
CUDAKnown for one	Unknown — not stated by the source	No
Shader clockKnown for one	Unknown — not stated by the source	1100 MHz
Graphics card RAMDACKnown for one	Unknown — not stated by the source	400 MHz
Stream processorsKnown for one	Unknown — not stated by the source	1280
Processor coresKnown for one	Unknown — not stated by the source	1
Memory3 differ
Discrete graphics card memoryDiffers	1 GB	2 GB
Memory busDiffers	128 bit	256 bit
Memory clock speedDiffers	5000 MHz	4800 MHz
Ports & interfaces1 differ
DisplayPorts quantityDiffers	0	1
HDMI versionKnown for one	Unknown — not stated by the source	1.4a
Performance1 differ
DirectX versionDiffers	11.1	11
Shader model versionKnown for one	Unknown — not stated by the source	5.0
HDCPKnown for one	Unknown — not stated by the source	Yes
NVIDIA 3D VisionKnown for one	Unknown — not stated by the source	No
Full HDKnown for one	Unknown — not stated by the source	No
Design1 differ
Form factorDiffers	Full-Height/Half-Length (FH/HL)	Full-Height/Full-Length (FH/FL)
Number of slotsKnown for one	Unknown — not stated by the source	2
CertificationKnown for one	RoHS	Unknown — not stated by the source
Poweridentical
Supplementary power connectorsKnown for one	Unknown — not stated by the source	2x 6-pin
Minimum system power supplyKnown for one	450 W	Unknown — not stated by the source
Weight & dimensions3 differ
LengthDiffers	212 mm	280 mm
DepthDiffers	41.5 mm	42.5 mm
HeightDiffers	136.5 mm	134 mm
Packaging contentidentical
Interface adapters includedKnown for one	Unknown — not stated by the source	DVI-I - VGA
User guideKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Mac compatibilityKnown for one	Unknown — not stated by the source	No
Graphics card familyKnown for one	Unknown — not stated by the source	AMD, ATI

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.

More gpu comparisons

All gpu comparisons