Product comparison · 2 gpus

HP FY945AA graphics card NVIDIA Quadro FX 580 vs HP FY946AA graphics card NVIDIA Quadro FX 1800

Key differences

Graphics processor
- FY945AA graphics card NVIDIA Quadro FX 580:Quadro FX 580
- FY946AA graphics card NVIDIA Quadro FX 1800:Quadro FX 1800
Discrete graphics card memory
- FY945AA graphics card NVIDIA Quadro FX 580:0.5 GB
- FY946AA graphics card NVIDIA Quadro FX 1800:0.75 GB
Memory bus
- FY945AA graphics card NVIDIA Quadro FX 580:256 bit
- FY946AA graphics card NVIDIA Quadro FX 1800:192 bit
DisplayPorts quantity
- FY945AA graphics card NVIDIA Quadro FX 580:1
- FY946AA graphics card NVIDIA Quadro FX 1800:2

Differences highlightedShow differences only

Comparison of FY945AA, FY946AA
22 specifications	A HP FY945AA graphics card NVIDIA Quadro FX 580 Model FY945AA View product	B HP FY946AA graphics card NVIDIA Quadro FX 1800 Model FY946AA View product
Processor1 differ
Graphics processor family	NVIDIA	NVIDIA
Graphics processorDiffers	Quadro FX 580	Quadro FX 1800
Maximum resolution	2560 x 1600 pixels	2560 x 1600 pixels
Graphics card RAMDACKnown for one	Unknown — not stated by the source	400 MHz
Memory2 differ
Discrete graphics card memoryDiffers	0.5 GB	0.75 GB
Graphics card memory type	GDDR3	GDDR3
Memory busDiffers	256 bit	192 bit
Memory bandwidth (max)Known for one	25.6 GB/s	Unknown — not stated by the source
Ports & interfaces1 differ
Interface type	PCI Express x16	PCI Express x16
HDMI ports quantity	0	0
DVI-D ports quantity	0	0
DVI-I ports quantity	1	1
DisplayPorts quantityDiffers	1	2
VGA (D-Sub) ports quantity	0	0
Performanceidentical
PhysX	No	No
TV tuner integrated	No	No
DirectX version	10.0	10.0
OpenGL version	3.0	3.0
Shader model versionKnown for one	4.0	Unknown — not stated by the source
Designidentical
Cooling type	Active	Active
Weight & dimensionsidentical
LengthKnown for one	Unknown — not stated by the source	198.1 mm
HeightKnown for one	Unknown — not stated by the source	111.2 mm

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.