Product comparison · 2 gpus

Dell Nvidia Quadro 4000 2 GB GDDR5 vs Dell Nvidia Quadro K420 2GB DDR3

25specifications compared
11differ
14identical
12known for one product only

Key differences

Graphics processor
- Nvidia Quadro 4000 2 GB GDDR5:Quadro 4000
- Nvidia Quadro K420 2GB DDR3:Quadro K420
Maximum resolution
- Nvidia Quadro 4000 2 GB GDDR5:2560 x 1600 pixels
- Nvidia Quadro K420 2GB DDR3:3840 x 2160 pixels
CUDA cores
- Nvidia Quadro 4000 2 GB GDDR5:256
- Nvidia Quadro K420 2GB DDR3:192
Maximum analog resolution
- Nvidia Quadro 4000 2 GB GDDR5:2048 x 1538 pixels
- Nvidia Quadro K420 2GB DDR3:2048 x 1536 pixels
Graphics card memory type
- Nvidia Quadro 4000 2 GB GDDR5:GDDR5
- Nvidia Quadro K420 2GB DDR3:GDDR3
Memory bus
- Nvidia Quadro 4000 2 GB GDDR5:256 bit
- Nvidia Quadro K420 2GB DDR3:128 bit
Memory bandwidth (max)
- Nvidia Quadro 4000 2 GB GDDR5:89.6 GB/s
- Nvidia Quadro K420 2GB DDR3:29 GB/s
DisplayPorts quantity
- Nvidia Quadro 4000 2 GB GDDR5:2
- Nvidia Quadro K420 2GB DDR3:1

Side by side

Differences highlightedShow differences only

Comparison of Nvidia Quadro 4000 2 GB GDDR5, Nvidia Quadro K420 2GB DDR3
37 specifications	A Dell Nvidia Quadro 4000 2 GB GDDR5 View product	B Dell Nvidia Quadro K420 2GB DDR3 View product
Processor4 differ
Graphics processor family	NVIDIA	NVIDIA
Graphics processorDiffers	Quadro 4000	Quadro K420
Maximum resolutionDiffers	2560 x 1600 pixels	3840 x 2160 pixels
CUDA	Yes	Yes
CUDA coresDiffers	256	192
FireStreamKnown for one	Unknown — not stated by the source	No
Maximum analog resolutionDiffers	2048 x 1538 pixels	2048 x 1536 pixels
Maximum digital resolutionKnown for one	Unknown — not stated by the source	3840 x 2160 pixels
Maximum displays per videocardKnown for one	Unknown — not stated by the source	4
Memory3 differ
Discrete graphics card memory	2 GB	2 GB
Graphics card memory typeDiffers	GDDR5	GDDR3
Memory busDiffers	256 bit	128 bit
Memory bandwidth (max)Differs	89.6 GB/s	29 GB/s
Ports & interfaces1 differ
Interface type	PCI Express x16 2.0	PCI Express x16 2.0
HDMI ports quantity	0	0
DVI-D ports quantity	0	0
DVI-I ports quantity	1	1
DisplayPorts quantityDiffers	2	1
DisplayPort versionKnown for one	Unknown — not stated by the source	1.2
VGA (D-Sub) ports quantity	0	0
Performance2 differ
PhysXKnown for one	Unknown — not stated by the source	No
TV tuner integrated	No	No
DirectX versionDiffers	11	11.2
Shader model version	5.0	5.0
OpenGL versionDiffers	4.0	4.5
HDCP	Yes	Yes
Dual Link DVI	Yes	Yes
NVIDIA 3D Vision	Yes	Yes
Design1 differ
Cooling type	Active	Active
Form factorKnown for one	Unknown — not stated by the source	Half-Height/Half-Length (HH/HL)
Number of slotsKnown for one	Unknown — not stated by the source	1
Product colourDiffers	Black, Silver	Black, Green
Weight & dimensionsidentical
DepthKnown for one	Unknown — not stated by the source	68.9 mm
HeightKnown for one	Unknown — not stated by the source	160 mm
Packaging contentidentical
ManualKnown for one	Unknown — not stated by the source	Yes
User guideKnown for one	Unknown — not stated by the source	Yes
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source

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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