NVIDIA Quadro K420 videocard review
Quadro K420 videocard released by NVIDIA; release date: 22 July 2014. At the time of release, the videocard cost $96.67. The videocard is designed for workstation-computers and based on Kepler microarchitecture codenamed GK107.
Core clock speed - 876 MHz. Texture fill rate - 14.02 GTexel / s. Pipelines - 192. Floating-point performance - 336.4 gflops. Manufacturing process technology - 28 nm. Transistors count - 1,270 million. Power consumption (TDP) - 41 Watt.
Memory type: 128 Bit. Maximum RAM amount - 1 GB / 2 GB. Memory bus width - 128 Bit. Memory clock speed - 1782 MHz.
Benchmarks
| PassMark G3D Mark |
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| PassMark G2D Mark |
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| Geekbench OpenCL |
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| CompuBench 1.5 Desktop Face Detection |
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| CompuBench 1.5 Desktop Ocean Surface Simulation |
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| CompuBench 1.5 Desktop T-Rex |
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| CompuBench 1.5 Desktop Video Composition |
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| CompuBench 1.5 Desktop Bitcoin Mining |
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| GFXBench 4.0 Car Chase Offscreen |
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| GFXBench 4.0 Manhattan |
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| GFXBench 4.0 T-Rex |
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| GFXBench 4.0 Car Chase Offscreen |
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| GFXBench 4.0 Manhattan |
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| GFXBench 4.0 T-Rex |
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| Name | Value |
|---|---|
| PassMark - G3D Mark | 733 |
| PassMark - G2D Mark | 288 |
| Geekbench - OpenCL | 1843 |
| CompuBench 1.5 Desktop - Face Detection | 6.000 mPixels/s |
| CompuBench 1.5 Desktop - Ocean Surface Simulation | 186.605 Frames/s |
| CompuBench 1.5 Desktop - T-Rex | 0.433 Frames/s |
| CompuBench 1.5 Desktop - Video Composition | 10.365 Frames/s |
| CompuBench 1.5 Desktop - Bitcoin Mining | 17.750 mHash/s |
| GFXBench 4.0 - Car Chase Offscreen | 1245 Frames |
| GFXBench 4.0 - Manhattan | 598 Frames |
| GFXBench 4.0 - T-Rex | 1241 Frames |
| GFXBench 4.0 - Car Chase Offscreen | 1245.000 Fps |
| GFXBench 4.0 - Manhattan | 598.000 Fps |
| GFXBench 4.0 - T-Rex | 1241.000 Fps |
Specifications (specs)
Essentials |
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| Architecture | Kepler |
| Code name | GK107 |
| Launch date | 22 July 2014 |
| Launch price (MSRP) | $96.67 |
| Place in performance rating | 1467 |
| Price now | $89.99 |
| Type | Workstation |
| Value for money (0-100) | 10.27 |
Technical info |
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| Core clock speed | 876 MHz |
| Floating-point performance | 336.4 gflops |
| Manufacturing process technology | 28 nm |
| Pipelines | 192 |
| Texture fill rate | 14.02 GTexel / s |
| Thermal Design Power (TDP) | 41 Watt |
| Transistor count | 1,270 million |
Video outputs and ports |
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| Display Connectors | DVI-I DP, 1x DVI, 1x DisplayPort |
| Number of simultaneous displays | 4 |
Compatibility, dimensions and requirements |
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| Interface | PCIe 2.0 x16 |
| Length | 160 mm |
| Supplementary power connectors | None |
| Width | 1" (2.5 cm) |
API support |
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| DirectX | 12 |
| OpenGL | 4.5 |
| Shader Model | 5 |
| Vulkan | |
Memory |
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| Maximum RAM amount | 1 GB / 2 GB |
| Memory bus width | 128 Bit |
| Memory clock speed | 1782 MHz |
| Memory type | 128 Bit |
Technologies |
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| 3D Vision Pro | |
| Mosaic | |
| nView Desktop Management | |

