Product comparison · 2 gpus

HP GR514AV graphics card GDDR2 vs HP KD501AV graphics card GDDR3

12specifications compared
5differ
7identical
1known for one product only

Key differences

The HP KD501AV graphics card GDDR3 has 128 bit more memory bus than the HP GR514AV graphics card GDDR2 (256 bit vs 128 bit). The HP KD501AV graphics card GDDR3 has 38.4 GB/s more memory bandwidth (max) than the HP GR514AV graphics card GDDR2 (51.2 GB/s vs 12.8 GB/s). The HP KD501AV graphics card GDDR3 has 40 W more minimum system power supply than the HP GR514AV graphics card GDDR2 (78 W vs 38 W). Maximum resolution: 3840 x 2400 pixels on the HP GR514AV graphics card GDDR2, 2560 x 1600 pixels on the HP KD501AV graphics card GDDR3. Graphics card memory type: GDDR2 on the HP GR514AV graphics card GDDR2, GDDR3 on the HP KD501AV graphics card GDDR3.

Maximum resolution
- GR514AV graphics card GDDR2:3840 x 2400 pixels
- KD501AV graphics card GDDR3:2560 x 1600 pixels
Graphics card memory type
- GR514AV graphics card GDDR2:GDDR2
- KD501AV graphics card GDDR3:GDDR3
Memory bus
- GR514AV graphics card GDDR2:128 bit
- KD501AV graphics card GDDR3:256 bit
Memory bandwidth (max)
- GR514AV graphics card GDDR2:12.8 GB/s
- KD501AV graphics card GDDR3:51.2 GB/s
Minimum system power supply
- GR514AV graphics card GDDR2:38 W
- KD501AV graphics card GDDR3:78 W

Side by side

Differences highlightedShow differences only

Comparison of GR514AV, KD501AV
13 specifications	A HP GR514AV graphics card GDDR2 Model GR514AV View product	B HP KD501AV graphics card GDDR3 Model KD501AV View product
Processor1 differ
Maximum resolutionDiffers	3840 x 2400 pixels	2560 x 1600 pixels
Graphics card RAMDAC	400 MHz	400 MHz
Memory3 differ
Graphics card memory typeDiffers	GDDR2	GDDR3
Memory busDiffers	128 bit	256 bit
Memory bandwidth (max)Differs	12.8 GB/s	51.2 GB/s
Ports & interfacesidentical
Interface type	PCI Express x16	PCI Express x16
DVI-I ports quantityKnown for one	2	Unknown — not stated by the source
Performanceidentical
DirectX version	10.0	10.0
Shader model version	4.0	4.0
OpenGL version	2.1	2.1
Designidentical
Cooling type	Active	Active
Power1 differ
Minimum system power supplyDiffers	38 W	78 W
Other featuresidentical
Mac compatibility	No	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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