Product comparison · 2 gpus

GIGABYTE GV-R545-1GI graphics card AMD Radeon HD5450 vs GIGABYTE GV-R645-1GI graphics card AMD Radeon HD6450

Key differences

Graphics processor
- GV-R545-1GI graphics card AMD Radeon HD5450:Radeon HD5450
- GV-R645-1GI graphics card AMD Radeon HD6450:Radeon HD6450
Processor frequency
- GV-R545-1GI graphics card AMD Radeon HD5450:650 MHz
- GV-R645-1GI graphics card AMD Radeon HD6450:625 MHz
DVI-D ports quantity
- GV-R545-1GI graphics card AMD Radeon HD5450:0
- GV-R645-1GI graphics card AMD Radeon HD6450:1

Differences highlightedShow differences only

Comparison of GV-R545-1GI, GV-R645-1GI
30 specifications	A GIGABYTE GV-R545-1GI graphics card AMD Radeon HD5450 Model GV-R545-1GI View product	B GIGABYTE GV-R645-1GI graphics card AMD Radeon HD6450 Model GV-R645-1GI 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
CUDAKnown for one	No	Unknown — not stated by the source
Processor frequencyDiffers	650 MHz	625 MHz
Maximum analog resolution	2048 x 1536 pixels	2048 x 1536 pixels
Maximum digital resolution	2560 x 1600 pixels	2560 x 1600 pixels
Memoryidentical
Discrete graphics card memory	1 GB	1 GB
Graphics card memory type	GDDR3	GDDR3
Memory bus	64 bit	64 bit
Memory clock speed	1100 MHz	1100 MHz
Ports & interfaces1 differ
Interface type	PCI Express 2.1	PCI Express 2.1
HDMI ports quantity	1	1
DVI-D ports quantityDiffers	0	1
DVI-I ports quantityKnown for one	1	Unknown — not stated by the source
DisplayPorts quantity	0	0
DVI ports quantity	1	1
VGA (D-Sub) ports 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
Designidentical
Cooling type	Active	Active
Form factor	Half-Height/Half-Length (HH/HL)	Half-Height/Half-Length (HH/HL)
Certification	RoHS	RoHS
Poweridentical
Minimum system power supply	400 W	400 W
Weight & dimensionsidentical
Depth	22 mm	22 mm
Height	122 mm	122 mm
Other featuresidentical
HDMI	Yes	Yes

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.