Product comparison · 2 gpus

GIGABYTE GV-R545OC-512I graphics card AMD GDDR3 vs GIGABYTE GV-R557OC-1GI graphics card

13specifications compared
3differ
10identical
13known for one product only

Key differences

Maximum resolution
- GV-R545OC-512I graphics card AMD GDDR3:2048 x 1536 pixels
- GV-R557OC-1GI graphics card:2560 x 1600 pixels
Processor frequency
- GV-R545OC-512I graphics card AMD GDDR3:700 MHz
- GV-R557OC-1GI graphics card:670 MHz
Memory bus
- GV-R545OC-512I graphics card AMD GDDR3:64 bit
- GV-R557OC-1GI graphics card:128 bit

Side by side

Differences highlightedShow differences only

Comparison of GV-R545OC-512I, GV-R557OC-1GI
26 specifications	A GIGABYTE GV-R545OC-512I graphics card AMD GDDR3 Model GV-R545OC-512I View product	B GIGABYTE GV-R557OC-1GI graphics card Model GV-R557OC-1GI View product
Processor2 differ
Maximum resolutionDiffers	2048 x 1536 pixels	2560 x 1600 pixels
Processor frequencyDiffers	700 MHz	670 MHz
Maximum analog resolutionKnown for one	Unknown — not stated by the source	2048 x 1536 pixels
Graphics processor familyKnown for one	AMD	Unknown — not stated by the source
Stream processorsKnown for one	800	Unknown — not stated by the source
Memory1 differ
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	1 GB
Graphics card memory type	GDDR3	GDDR3
Memory busDiffers	64 bit	128 bit
Memory clock speed	1600 MHz	1600 MHz
Ports & interfacesidentical
Interface type	PCI Express 2.1	PCI Express 2.1
HDMI ports quantity	1	1
DVI ports quantityKnown for one	Unknown — not stated by the source	1
VGA (D-Sub) ports quantity	1	1
DVI-I ports quantityKnown for one	1	Unknown — not stated by the source
Performanceidentical
DirectX version	11	11
Shader model versionKnown for one	Unknown — not stated by the source	5.0
OpenGL version	3.1	3.1
HDCP	Yes	Yes
Dual Link DVIKnown for one	Unknown — not stated by the source	Yes
Designidentical
Cooling type	Active	Active
Bracket heightKnown for one	Unknown — not stated by the source	Full-Height (FH)
Form factorKnown for one	Unknown — not stated by the source	Full-Height/Half-Length (FH/HL)
CertificationKnown for one	Unknown — not stated by the source	RoHS
Other featuresidentical
Mac compatibility	No	No
HDMIKnown for one	Unknown — not stated by the source	Yes
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 7 Windows Vista

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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