Product comparison · 2 gpus

GIGABYTE GV-R477UD-1GI graphics card vs GIGABYTE GV-R587D5-1GD-B graphics card AMD

Key differences

Processor frequency
- GV-R477UD-1GI graphics card:750 MHz
- GV-R587D5-1GD-B graphics card AMD:850 MHz
Memory bus
- GV-R477UD-1GI graphics card:128 bit
- GV-R587D5-1GD-B graphics card AMD:256 bit
Memory clock speed
- GV-R477UD-1GI graphics card:3200 MHz
- GV-R587D5-1GD-B graphics card AMD:4800 MHz
Interface type
- GV-R477UD-1GI graphics card:PCI Express 2.1
- GV-R587D5-1GD-B graphics card AMD:PCI Express 2.0
DVI-I ports quantity
- GV-R477UD-1GI graphics card:1
- GV-R587D5-1GD-B graphics card AMD:2
DirectX version
- GV-R477UD-1GI graphics card:10.1
- GV-R587D5-1GD-B graphics card AMD:11
Shader model version
- GV-R477UD-1GI graphics card:3.0
- GV-R587D5-1GD-B graphics card AMD:5.0

Differences highlightedShow differences only

Comparison of GV-R477UD-1GI, GV-R587D5-1GD-B
25 specifications	A GIGABYTE GV-R477UD-1GI graphics card Model GV-R477UD-1GI View product	B GIGABYTE GV-R587D5-1GD-B graphics card AMD Model GV-R587D5-1GD-B View product
Processor1 differ
Graphics processor familyKnown for one	Unknown — not stated by the source	AMD
Processor frequencyDiffers	750 MHz	850 MHz
Maximum analog resolutionKnown for one	2048 x 1536 pixels	Unknown — not stated by the source
Memory2 differ
Memory busDiffers	128 bit	256 bit
Memory clock speedDiffers	3200 MHz	4800 MHz
Ports & interfaces2 differ
Interface typeDiffers	PCI Express 2.1	PCI Express 2.0
HDMI ports quantityKnown for one	Unknown — not stated by the source	1
DVI-I ports quantityDiffers	1	2
DVI ports quantityKnown for one	Unknown — not stated by the source	2
Performance2 differ
DirectX versionDiffers	10.1	11
Shader model versionDiffers	3.0	5.0
OpenGL versionKnown for one	Unknown — not stated by the source	3.1
Design1 differ
Form factorDiffers	Full-Height/Half-Length (FH/HL)	Full-Height/Full-Length (FH/FL)
CertificationKnown for one	Unknown — not stated by the source	RoHS
Other featuresidentical
Compatible operating systemsKnown for one	Unknown — not stated by the source	Win 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.