Product comparison · 2 gpus

HP AMD Radeon R9 350 PCIe x16 Graphics Card vs HP NVIDIA Quadro K420

19specifications compared
10differ
9identical
12known for one product only

Key differences

Graphics processor family
- AMD Radeon R9 350 PCIe x16 Graphics Card:AMD
- NVIDIA Quadro K420:NVIDIA
Maximum resolution
- AMD Radeon R9 350 PCIe x16 Graphics Card:4096 x 2160 pixels
- NVIDIA Quadro K420:3840 x 2160 pixels
Graphics card memory type
- AMD Radeon R9 350 PCIe x16 Graphics Card:GDDR5
- NVIDIA Quadro K420:GDDR3
Memory clock speed
- AMD Radeon R9 350 PCIe x16 Graphics Card:1125 MHz
- NVIDIA Quadro K420:891 MHz
Interface type
- AMD Radeon R9 350 PCIe x16 Graphics Card:PCI Express x16 3.0
- NVIDIA Quadro K420:PCI Express x16 2.0
DisplayPorts quantity
- AMD Radeon R9 350 PCIe x16 Graphics Card:2
- NVIDIA Quadro K420:1
DirectX version
- AMD Radeon R9 350 PCIe x16 Graphics Card:12.0
- NVIDIA Quadro K420:11
OpenGL version
- AMD Radeon R9 350 PCIe x16 Graphics Card:4.3
- NVIDIA Quadro K420:4.4

Side by side

Differences highlightedShow differences only

Comparison of N3R91AA, NVIDIA Quadro K420
31 specifications	A HP AMD Radeon R9 350 PCIe x16 Graphics Card Model N3R91AA View product	B HP NVIDIA Quadro K420 View product
Processor2 differ
Graphics processor familyDiffers	AMD	NVIDIA
Graphics processorKnown for one	Unknown — not stated by the source	Quadro K420
Maximum resolutionDiffers	4096 x 2160 pixels	3840 x 2160 pixels
CUDAKnown for one	Unknown — not stated by the source	Yes
Memory2 differ
Discrete graphics card memory	2 GB	2 GB
Graphics card memory typeDiffers	GDDR5	GDDR3
Memory bus	128 bit	128 bit
Memory clock speedDiffers	1125 MHz	891 MHz
Memory bandwidth (max)Known for one	Unknown — not stated by the source	29 GB/s
Ports & interfaces2 differ
Interface typeDiffers	PCI Express x16 3.0	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
VGA (D-Sub) ports quantity	0	0
Performance2 differ
PhysX	No	No
TV tuner integrated	No	No
DirectX versionDiffers	12.0	11
Shader model versionKnown for one	Unknown — not stated by the source	5.0
OpenGL versionDiffers	4.3	4.4
OpenCL versionKnown for one	1.2	Unknown — not stated by the source
HDCPKnown for one	Yes	Unknown — not stated by the source
Dual Link DVIKnown for one	Yes	Unknown — not stated by the source
Designidentical
Cooling type	Active	Active
Power1 differ
Power consumption (typical)Differs	58 W	41 W
System requirementsidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Windows 7 Enterprise, Windows 8, Windows 7 Enterprise x64, Windows 8 Enterprise, Windows 7 Home Basic, Windows 8 Enterprise x64, Windows 7 Home Basic x64, Windows 8 Pro, Windows 7 Home Premium, Windows 8 Pro x64, Windows 7 Home Premium x64, Windows 8 x64, Windows 7 Professional, Windows 8.1, Windows
Weight & dimensionsidentical
LengthKnown for one	Unknown — not stated by the source	160 mm
HeightKnown for one	Unknown — not stated by the source	68.9 mm
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR
Other features1 differ
Compatible productsKnown for one	Unknown — not stated by the source	Z440, Z640, Z840
Graphics card interfaceDiffers	AMD® Radeon™ R9 350 GPU	En kortplats, lågprofil

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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