Product comparison · 2 gpus

Matrox PH-P256DLF graphics card GDDR vs Matrox QID-P256PROF graphics card GDDR

11specifications compared
4differ
7identical
5known for one product only

Key differences

The Matrox QID-P256PROF graphics card GDDR has 2 x DVI-I more I/O ports than the Matrox PH-P256DLF graphics card GDDR (4x DVI-I vs 2x DVI-I). Maximum resolution: 2560 x 1600 pixels on the Matrox PH-P256DLF graphics card GDDR, 1600 x 1200 pixels on the Matrox QID-P256PROF graphics card GDDR. Memory bus: 256, 32 on the Matrox PH-P256DLF graphics card GDDR, 256 bit on the Matrox QID-P256PROF graphics card GDDR. DirectX version: 8.1 on the Matrox PH-P256DLF graphics card GDDR, No on the Matrox QID-P256PROF graphics card GDDR.

Maximum resolution
- PH-P256DLF graphics card GDDR:2560 x 1600 pixels
- QID-P256PROF graphics card GDDR:1600 x 1200 pixels
Memory bus
- PH-P256DLF graphics card GDDR:256, 32
- QID-P256PROF graphics card GDDR:256 bit
I/O ports
- PH-P256DLF graphics card GDDR:2x DVI-I
- QID-P256PROF graphics card GDDR:4x DVI-I
DirectX version
- PH-P256DLF graphics card GDDR:8.1
- QID-P256PROF graphics card GDDR:No

Side by side

Differences highlightedShow differences only

Comparison of PH-P256DLF, QID-P256PROF
16 specifications	A Matrox PH-P256DLF graphics card GDDR Model PH-P256DLF View product	B Matrox QID-P256PROF graphics card GDDR Model QID-P256PROF View product
Processor1 differ
Maximum resolutionDiffers	2560 x 1600 pixels	1600 x 1200 pixels
Maximum displays per videocardKnown for one	Unknown — not stated by the source	4
Memory1 differ
Graphics card memory type	GDDR	GDDR
Memory busDiffers	256, 32	256 bit
Ports & interfaces1 differ
Interface type	PCI	PCI
DVI-I ports quantityKnown for one	Unknown — not stated by the source	4
Dual VGA	Yes	Yes
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	4
I/O portsDiffers	2x DVI-I	4x DVI-I
Performance1 differ
DirectX versionDiffers	8.1	No
Dual Link DVI	Yes	Yes
Designidentical
Cooling type	Active	Active
Bracket heightKnown for one	Full-Height (FH)	Unknown — not stated by the source
Form factorKnown for one	Full-Height/Full-Length (FH/FL)	Unknown — not stated by the source
Packaging contentidentical
Bundled software	Matrox PowerDesk	Matrox PowerDesk
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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