Product comparison · 2 gpus

GIGABYTE GV-N640OC-2GI REV2.0 vs GIGABYTE GV-R545-1GI REV2.0

31specifications compared
19differ
12identical
9known for one product only

Key differences

Graphics processor family
- GV-N640OC-2GI REV2.0:NVIDIA
- GV-R545-1GI REV2.0:AMD
Graphics processor
- GV-N640OC-2GI REV2.0:GeForce GT 640
- GV-R545-1GI REV2.0:Radeon HD5450
CUDA
- GV-N640OC-2GI REV2.0:Yes
- GV-R545-1GI REV2.0:No
Processor frequency
- GV-N640OC-2GI REV2.0:900 MHz
- GV-R545-1GI REV2.0:650 MHz
Maximum displays per videocard
- GV-N640OC-2GI REV2.0:4
- GV-R545-1GI REV2.0:2
Discrete graphics card memory
- GV-N640OC-2GI REV2.0:2 GB
- GV-R545-1GI REV2.0:1 GB
Memory bus
- GV-N640OC-2GI REV2.0:128 bit
- GV-R545-1GI REV2.0:64 bit
Memory clock speed
- GV-N640OC-2GI REV2.0:1800 MHz
- GV-R545-1GI REV2.0:1000 MHz

Side by side

Differences highlightedShow differences only

Comparison of GV-N640OC-2GI REV2.0, GV-R545-1GI REV2.0
40 specifications	A GIGABYTE GV-N640OC-2GI REV2.0 View product	B GIGABYTE GV-R545-1GI REV2.0 View product
Processor5 differ
Graphics processor familyDiffers	NVIDIA	AMD
Graphics processorDiffers	GeForce GT 640	Radeon HD5450
CUDADiffers	Yes	No
CUDA coresKnown for one	384	Unknown — not stated by the source
Processor frequencyDiffers	900 MHz	650 MHz
Processor boost clock speedKnown for one	941 MHz	Unknown — not stated by the source
FireStreamKnown for one	No	Unknown — not stated by the source
Maximum displays per videocardDiffers	4	2
Parallel processing technology supportKnown for one	Unknown — not stated by the source	2-Way CrossFireX
Memory3 differ
Discrete graphics card memoryDiffers	2 GB	1 GB
Memory busDiffers	128 bit	64 bit
Memory clock speedDiffers	1800 MHz	1000 MHz
Ports & interfaces3 differ
Interface typeDiffers	PCI Express 3.0	PCI Express 2.1
DVI-D ports quantityDiffers	2	0
DVI-I ports quantityDiffers	0	1
DVI ports quantityKnown for one	Unknown — not stated by the source	1
Performance3 differ
PhysXDiffers	Yes	No
DirectX versionDiffers	11.1	11
OpenGL versionDiffers	4.3	4.1
NVIDIA 3D VisionKnown for one	Yes	Unknown — not stated by the source
Design2 differ
Bracket heightKnown for one	Full-Height (FH)	Unknown — not stated by the source
Form factorKnown for one	Full-Height/Half-Length (FH/HL)	Unknown — not stated by the source
Number of slotsDiffers	2	1
Product colourDiffers	Black, Blue, Silver	Aluminium, Blue
Power1 differ
Minimum system power supplyDiffers	350 W	400 W
Weight & dimensions2 differ
LengthKnown for one	190 mm	Unknown — not stated by the source
DepthDiffers	42 mm	24 mm
HeightDiffers	136.8 mm	122 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.

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