Product comparison · 2 gpus

GIGABYTE GV-R545HM-512I graphics card AMD Radeon HD5450 vs GIGABYTE GV-R645D3-512I graphics card AMD Radeon HD6450

Key differences

Graphics processor
- GV-R545HM-512I graphics card AMD Radeon HD5450:Radeon HD5450
- GV-R645D3-512I graphics card AMD Radeon HD6450:Radeon HD6450
Processor frequency
- GV-R545HM-512I graphics card AMD Radeon HD5450:650 MHz
- GV-R645D3-512I graphics card AMD Radeon HD6450:625 MHz
Discrete graphics card memory
- GV-R545HM-512I graphics card AMD Radeon HD5450:1 GB
- GV-R645D3-512I graphics card AMD Radeon HD6450:0.5 GB
Memory clock speed
- GV-R545HM-512I graphics card AMD Radeon HD5450:1800 MHz
- GV-R645D3-512I graphics card AMD Radeon HD6450:1600 MHz
OpenGL version
- GV-R545HM-512I graphics card AMD Radeon HD5450:3.1
- GV-R645D3-512I graphics card AMD Radeon HD6450:4.1
Depth
- GV-R545HM-512I graphics card AMD Radeon HD5450:21 mm
- GV-R645D3-512I graphics card AMD Radeon HD6450:21.7 mm
Height
- GV-R545HM-512I graphics card AMD Radeon HD5450:126 mm
- GV-R645D3-512I graphics card AMD Radeon HD6450:121 mm

Differences highlightedShow differences only

Comparison of GV-R545HM-512I, GV-R645D3-512I
31 specifications	A GIGABYTE GV-R545HM-512I graphics card AMD Radeon HD5450 Model GV-R545HM-512I View product	B GIGABYTE GV-R645D3-512I graphics card AMD Radeon HD6450 Model GV-R645D3-512I View product
Processor2 differ
Graphics processor family	AMD	AMD
Graphics processorDiffers	Radeon HD5450	Radeon HD6450
Maximum resolution	2560 x 1600 pixels	2560 x 1600 pixels
CUDA	No	No
Processor frequencyDiffers	650 MHz	625 MHz
Maximum analog resolutionKnown for one	Unknown — not stated by the source	2048 x 1536 pixels
Memory2 differ
Discrete graphics card memoryDiffers	1 GB	0.5 GB
Graphics card memory type	GDDR3	GDDR3
Memory bus	64 bit	64 bit
Memory clock speedDiffers	1800 MHz	1600 MHz
Ports & interfacesidentical
Interface type	PCI Express 2.1	PCI Express 2.1
HDMI ports quantity	1	1
DVI-I ports quantityKnown for one	1	Unknown — not stated by the source
VGA (D-Sub) ports quantity	1	1
DVI-D ports quantityKnown for one	Unknown — not stated by the source	1
Performance1 differ
PhysX	No	No
TV tuner integrated	No	No
DirectX version	11	11
OpenGL versionDiffers	3.1	4.1
HDCPKnown for one	Yes	Unknown — not stated by the source
Dual Link DVI	Yes	Yes
Full HD	Yes	Yes
Designidentical
Cooling type	Active	Active
Certification	RoHS	RoHS
Poweridentical
Minimum system power supply	400 W	400 W
Weight & dimensions2 differ
LengthKnown for one	179 mm	Unknown — not stated by the source
DepthDiffers	21 mm	21.7 mm
HeightDiffers	126 mm	121 mm
Other featuresidentical
Mac compatibility	No	No
HDMI	Yes	Yes
Compatible operating systemsKnown for one	Windows 7	Unknown — not stated by the source

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.