Product comparison · 2 gpus

GIGABYTE GV-R645OC-1GI graphics card AMD Radeon HD6450 vs GIGABYTE GV-R675OC-1GI graphics card AMD Radeon HD6750

Key differences

Graphics processor
- GV-R645OC-1GI graphics card AMD Radeon HD6450:Radeon HD6450
- GV-R675OC-1GI graphics card AMD Radeon HD6750:Radeon HD6750
Processor frequency
- GV-R645OC-1GI graphics card AMD Radeon HD6450:675 MHz
- GV-R675OC-1GI graphics card AMD Radeon HD6750:740 MHz
Graphics card memory type
- GV-R645OC-1GI graphics card AMD Radeon HD6450:GDDR3
- GV-R675OC-1GI graphics card AMD Radeon HD6750:GDDR5
Memory bus
- GV-R645OC-1GI graphics card AMD Radeon HD6450:64 bit
- GV-R675OC-1GI graphics card AMD Radeon HD6750:128 bit
Memory clock speed
- GV-R645OC-1GI graphics card AMD Radeon HD6450:1600 MHz
- GV-R675OC-1GI graphics card AMD Radeon HD6750:4800 MHz
Minimum system power supply
- GV-R645OC-1GI graphics card AMD Radeon HD6450:400 W
- GV-R675OC-1GI graphics card AMD Radeon HD6750:450 W
Length
- GV-R645OC-1GI graphics card AMD Radeon HD6450:180 mm
- GV-R675OC-1GI graphics card AMD Radeon HD6750:196 mm
Depth
- GV-R645OC-1GI graphics card AMD Radeon HD6450:21.7 mm
- GV-R675OC-1GI graphics card AMD Radeon HD6750:42 mm

Differences highlightedShow differences only

Comparison of GV-R645OC-1GI, GV-R675OC-1GI
34 specifications	A GIGABYTE GV-R645OC-1GI graphics card AMD Radeon HD6450 Model GV-R645OC-1GI View product	B GIGABYTE GV-R675OC-1GI graphics card AMD Radeon HD6750 Model GV-R675OC-1GI View product
Processor2 differ
Graphics processorDiffers	Radeon HD6450	Radeon HD6750
Processor frequencyDiffers	675 MHz	740 MHz
Memory3 differ
Graphics card memory typeDiffers	GDDR3	GDDR5
Memory busDiffers	64 bit	128 bit
Memory clock speedDiffers	1600 MHz	4800 MHz
Ports & interfacesidentical
DVI-I ports quantityKnown for one	Unknown — not stated by the source	1
Performanceidentical
HDCPKnown for one	Yes	Unknown — not stated by the source
Full HDKnown for one	Yes	Unknown — not stated by the source
Design1 differ
Bracket heightKnown for one	Unknown — not stated by the source	Full-Height (FH)
Form factorDiffers	Half-Height/Half-Length (HH/HL)	Full-Height/Half-Length (FH/HL)
Power1 differ
Minimum system power supplyDiffers	400 W	450 W
Power consumption (typical)Known for one	Unknown — not stated by the source	75 W
Weight & dimensions3 differ
LengthDiffers	180 mm	196 mm
DepthDiffers	21.7 mm	42 mm
HeightDiffers	121 mm	127 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.