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Quadro K420 / VCQK420-PB

Launched in July 2014, PNY Quadro K420 (part number VCQK420-PB) desktop workstation Graphics Processing Unit is based on NVIDIA Quadro K420, and built on 28 nm technology. The card has 876 MHz graphics clock frequency. It also boasts 192 CUDA cores, 16 texture units, and 16 ROPs. The Quadro K420 incorporates 1 GB of DDR3 memory. Since the memory operates at 891 MHz, and utilizes 128 bit bus, the effective memory bandwidth is 28.51 GB/s. The GPU has PCI Express 2.0 interface, and uses a single motherboard slot. The maximum power draw of this model is 41 Watt, on a par with the reference design.

Below you will find detailed specifications of the graphics card.

PNY Quadro K420 GPU specifications

Name / Brand / Architecture

Manufacturer: PNY
Model: Quadro K420
Part number: VCQK420-PB
Based on: NVIDIA Quadro K420 [Compare]
Target market segment: Desktop Workstation
Die name: GK107-301-A2
Architecture: Kepler
Fabrication process: 28 nm
Transistors: 1.27 billion
Bus interface: PCI-E 2.0 x 16
Launch date: July 2014

Frequency

Graphics clock: 876 MHz

Memory specifications

Memory size: ** MB
Memory type: DDR3
Memory clock: 891 MHz
Memory clock (effective): 1782 MHz
Memory interface width: 128-bit
Memory bandwidth: 28.51 GB/s

Cores / Texture

CUDA: 3.0
CUDA cores: 192
ROPs: 16
Texture units: 16
RAMDACs: 400 MHz

Electric characteristics

Maximum power draw: 41 W

Video features

Maximum DP resolution: 3840 x 2160
Maximum DVI resolution: **0 x 1600
Anti-Aliasing technologies: FXAA
TXAA

Performance

Pixel fill rate: 14.02 Gigapixels/s
Texture fill rate: 14.02 Gigatexels/s
Single presision compute power: 336.38 GFLOPS

External connectors

Standard display connectors: DisplayPort
Dual-Link DVI-I

Dimensions

Size (length x height): 6.3 inches (160 mm) x 2.713 inches (68.9 mm)
Width: Single Slot

Other features / Support

Other features: 3D Vision  ? 
3D Vision Pro  ? 
Direct Compute
Mosaic
Open CL support: 1.1
OpenGL support: 4.5
DirectX support: 11.0
Shader model: 5.0
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