Product comparison · 2 gpus

HP AT042AA graphics card AMD Radeon HD4550 vs HP NL766AV graphics card GDDR3

8specifications compared
5differ
3identical
17known for one product only

Key differences

Maximum resolution
- AT042AA graphics card AMD Radeon HD4550:2048 x 1536 pixels
- NL766AV graphics card GDDR3:2560 x 1600 pixels
Memory bus
- AT042AA graphics card AMD Radeon HD4550:64 bit
- NL766AV graphics card GDDR3:128 bit
DVI-I ports quantity
- AT042AA graphics card AMD Radeon HD4550:0
- NL766AV graphics card GDDR3:1
DirectX version
- AT042AA graphics card AMD Radeon HD4550:10.1
- NL766AV graphics card GDDR3:10
OpenGL version
- AT042AA graphics card AMD Radeon HD4550:2.0
- NL766AV graphics card GDDR3:3.0

Side by side

Differences highlightedShow differences only

Comparison of AT042AA, NL766AV
25 specifications	A HP AT042AA graphics card AMD Radeon HD4550 Model AT042AA View product	B HP NL766AV graphics card GDDR3 Model NL766AV View product
Processor1 differ
Graphics processor familyKnown for one	AMD	Unknown — not stated by the source
Graphics processorKnown for one	Radeon HD4550	Unknown — not stated by the source
Maximum resolutionDiffers	2048 x 1536 pixels	2560 x 1600 pixels
Processor front side busKnown for one	600 MHz	Unknown — not stated by the source
Graphics card RAMDACKnown for one	400 MHz	Unknown — not stated by the source
CUDAKnown for one	Unknown — not stated by the source	Yes
Memory1 differ
Discrete graphics card memoryKnown for one	0.25 GB	Unknown — not stated by the source
Memory busDiffers	64 bit	128 bit
Memory bandwidth (max)Known for one	Unknown — not stated by the source	25.6 GB/s
Ports & interfaces1 differ
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
DVI-D ports quantityKnown for one	0	Unknown — not stated by the source
DVI-I ports quantityDiffers	0	1
DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
DMS-59 ports quantityKnown for one	1	Unknown — not stated by the source
VGA (D-Sub) ports quantityKnown for one	0	Unknown — not stated by the source
Performance2 differ
PhysXKnown for one	No	Unknown — not stated by the source
TV tuner integratedKnown for one	No	Unknown — not stated by the source
DirectX versionDiffers	10.1	10
OpenGL versionDiffers	2.0	3.0
Shader model versionKnown for one	Unknown — not stated by the source	4.0
Other featuresidentical
Graphics card interfaceKnown for one	Nízkoprofilová (implementácia x16 kanálového natívneho PCI Express)	Unknown — not stated by the source
Mac compatibilityKnown for one	Unknown — not stated by the source	No

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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