Product comparison · 2 gpus

GIGABYTE GV-R677OC-1GD graphics card AMD Radeon HD6770 vs GIGABYTE GV-R677UD-1GD graphics card AMD Radeon HD6770

Key differences

Processor frequency
- GV-R677OC-1GD graphics card AMD Radeon HD6770:900 MHz
- GV-R677UD-1GD graphics card AMD Radeon HD6770:850 MHz
Height
- GV-R677OC-1GD graphics card AMD Radeon HD6770:132 mm
- GV-R677UD-1GD graphics card AMD Radeon HD6770:134 mm

Differences highlightedShow differences only

Comparison of GV-R677OC-1GD, GV-R677UD-1GD
32 specifications	A GIGABYTE GV-R677OC-1GD graphics card AMD Radeon HD6770 Model GV-R677OC-1GD View product	B GIGABYTE GV-R677UD-1GD graphics card AMD Radeon HD6770 Model GV-R677UD-1GD View product
Processor1 differ
Graphics processor family	AMD	AMD
Graphics processor	Radeon HD6770	Radeon HD6770
Maximum resolution	2560 x 1600 pixels	2560 x 1600 pixels
CUDA	No	No
Processor frequencyDiffers	900 MHz	850 MHz
Maximum analog resolution	2048 x 1536 pixels	2048 x 1536 pixels
Memoryidentical
Discrete graphics card memory	1 GB	1 GB
Graphics card memory type	GDDR5	GDDR5
Memory bus	128 bit	128 bit
Memory clock speed	4800 MHz	4800 MHz
Ports & interfacesidentical
Interface type	PCI Express 2.1	PCI Express 2.1
HDMI ports quantity	1	1
DVI-I ports quantity	2	2
DisplayPorts quantity	1	1
Performanceidentical
PhysX	No	No
TV tuner integrated	No	No
DirectX version	11	11
OpenGL version	4.1	4.1
Dual Link DVI	Yes	Yes
Full HD	Yes	Yes
Designidentical
Cooling type	Active	Active
Bracket height	Full-Height (FH)	Full-Height (FH)
Form factor	Full-Height/Full-Length (FH/FL)	Full-Height/Full-Length (FH/FL)
Certification	RoHS	RoHS
Poweridentical
Power consumption (typical)	75 W	75 W
Minimum system power supplyKnown for one	Unknown — not stated by the source	450 W
Weight & dimensions1 differ
Length	222 mm	222 mm
DepthKnown for one	42 mm	Unknown — not stated by the source
HeightDiffers	132 mm	134 mm
Other featuresidentical
Mac compatibility	No	No
HDMI	Yes	Yes
Compatible operating systems	Windows 7	Windows 7

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.