Product comparison · 2 gpus

HP GR514AV graphics card GDDR2 vs HP KD503AV graphics card GDDR3

Key differences

Maximum resolution
- GR514AV graphics card GDDR2:3840 x 2400 pixels
- KD503AV graphics card GDDR3:2560 x 1600 pixels
Graphics card memory type
- GR514AV graphics card GDDR2:GDDR2
- KD503AV graphics card GDDR3:GDDR3
Memory bus
- GR514AV graphics card GDDR2:128 bit
- KD503AV graphics card GDDR3:256 bit
Minimum system power supply
- GR514AV graphics card GDDR2:38 W
- KD503AV graphics card GDDR3:78 W

Differences highlightedShow differences only

Comparison of GR514AV, KD503AV
13 specifications	A HP GR514AV graphics card GDDR2 Model GR514AV View product	B HP KD503AV graphics card GDDR3 Model KD503AV View product
Processor1 differ
Maximum resolutionDiffers	3840 x 2400 pixels	2560 x 1600 pixels
Graphics card RAMDAC	400 MHz	400 MHz
Memory2 differ
Graphics card memory typeDiffers	GDDR2	GDDR3
Memory busDiffers	128 bit	256 bit
Memory bandwidth (max)Known for one	12.8 GB/s	Unknown — not stated by the source
Ports & interfacesidentical
Interface type	PCI Express x16	PCI Express x16
DVI-I ports quantity	2	2
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.