NVIDIA GeForce 820M vs NVIDIA Quadro K420
Comparative analysis of NVIDIA GeForce 820M and NVIDIA Quadro K420 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory, Technologies. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps), 3DMark Fire Strike - Graphics Score.
Differences
Reasons to consider the NVIDIA GeForce 820M
- Videocard is newer: launch date 7 month(s) later
- 1024x more maximum memory size: 1 GB vs 1 GB / 2 GB
- Around 1% higher memory clock speed: 1802 MHz vs 1782 MHz
- Around 50% better performance in Geekbench - OpenCL: 2772 vs 1852
- Around 30% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 7.765 vs 5.977
- Around 61% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.686 vs 0.427
- Around 38% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 14.257 vs 10.363
- Around 32% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 22.768 vs 17.254
- 2.4x better performance in GFXBench 4.0 - Manhattan (Frames): 1447 vs 598
- 2.7x better performance in GFXBench 4.0 - T-Rex (Frames): 3349 vs 1241
- 2.4x better performance in GFXBench 4.0 - Manhattan (Fps): 1447 vs 598
- 2.7x better performance in GFXBench 4.0 - T-Rex (Fps): 3349 vs 1241
Specifications (specs) | |
Launch date | 21 March 2015 vs 22 July 2014 |
Maximum memory size | 1 GB vs 1 GB / 2 GB |
Memory clock speed | 1802 MHz vs 1782 MHz |
Benchmarks | |
Geekbench - OpenCL | 2772 vs 1852 |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 7.765 vs 5.977 |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.686 vs 0.427 |
CompuBench 1.5 Desktop - Video Composition (Frames/s) | 14.257 vs 10.363 |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 22.768 vs 17.254 |
GFXBench 4.0 - Manhattan (Frames) | 1447 vs 598 |
GFXBench 4.0 - T-Rex (Frames) | 3349 vs 1241 |
GFXBench 4.0 - Manhattan (Fps) | 1447 vs 598 |
GFXBench 4.0 - T-Rex (Fps) | 3349 vs 1241 |
Reasons to consider the NVIDIA Quadro K420
- Around 8% higher core clock speed: 876 MHz vs 810 MHz
- Around 40% higher texture fill rate: 14.02 GTexel / s vs 10 GTexel / s
- 2x more pipelines: 192 vs 96
- Around 40% better floating-point performance: 336.4 gflops vs 240.0 gflops
- Around 10% lower typical power consumption: 41 Watt vs 45 Watt
- Around 50% better performance in PassMark - G3D Mark: 744 vs 495
- 2.5x better performance in PassMark - G2D Mark: 282 vs 113
- Around 16% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 186.649 vs 161.305
- Around 4% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 1245 vs 1195
- Around 4% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 1245 vs 1195
Specifications (specs) | |
Core clock speed | 876 MHz vs 810 MHz |
Texture fill rate | 14.02 GTexel / s vs 10 GTexel / s |
Pipelines | 192 vs 96 |
Floating-point performance | 336.4 gflops vs 240.0 gflops |
Thermal Design Power (TDP) | 41 Watt vs 45 Watt |
Benchmarks | |
PassMark - G3D Mark | 744 vs 495 |
PassMark - G2D Mark | 282 vs 113 |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 186.649 vs 161.305 |
GFXBench 4.0 - Car Chase Offscreen (Frames) | 1245 vs 1195 |
GFXBench 4.0 - Car Chase Offscreen (Fps) | 1245 vs 1195 |
Compare benchmarks
GPU 1: NVIDIA GeForce 820M
GPU 2: NVIDIA Quadro K420
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 (mPixels/s) |
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CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) |
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CompuBench 1.5 Desktop - T-Rex (Frames/s) |
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CompuBench 1.5 Desktop - Video Composition (Frames/s) |
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CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) |
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GFXBench 4.0 - Car Chase Offscreen (Frames) |
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GFXBench 4.0 - Manhattan (Frames) |
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GFXBench 4.0 - T-Rex (Frames) |
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GFXBench 4.0 - Car Chase Offscreen (Fps) |
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GFXBench 4.0 - Manhattan (Fps) |
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GFXBench 4.0 - T-Rex (Fps) |
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Name | NVIDIA GeForce 820M | NVIDIA Quadro K420 |
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PassMark - G3D Mark | 495 | 744 |
PassMark - G2D Mark | 113 | 282 |
Geekbench - OpenCL | 2772 | 1852 |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 7.765 | 5.977 |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 161.305 | 186.649 |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.686 | 0.427 |
CompuBench 1.5 Desktop - Video Composition (Frames/s) | 14.257 | 10.363 |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 22.768 | 17.254 |
GFXBench 4.0 - Car Chase Offscreen (Frames) | 1195 | 1245 |
GFXBench 4.0 - Manhattan (Frames) | 1447 | 598 |
GFXBench 4.0 - T-Rex (Frames) | 3349 | 1241 |
GFXBench 4.0 - Car Chase Offscreen (Fps) | 1195 | 1245 |
GFXBench 4.0 - Manhattan (Fps) | 1447 | 598 |
GFXBench 4.0 - T-Rex (Fps) | 3349 | 1241 |
3DMark Fire Strike - Graphics Score | 847 |
Compare specifications (specs)
NVIDIA GeForce 820M | NVIDIA Quadro K420 | |
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Essentials |
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Architecture | Kepler | Kepler |
Code name | GK107 | GK107 |
Launch date | 21 March 2015 | 22 July 2014 |
Place in performance rating | 1477 | 1478 |
Type | Laptop | Workstation |
Launch price (MSRP) | $96.67 | |
Price now | $89.99 | |
Value for money (0-100) | 10.27 | |
Technical info |
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Core clock speed | 810 MHz | 876 MHz |
Floating-point performance | 240.0 gflops | 336.4 gflops |
Manufacturing process technology | 28 nm | 28 nm |
Pipelines | 96 | 192 |
Texture fill rate | 10 GTexel / s | 14.02 GTexel / s |
Thermal Design Power (TDP) | 45 Watt | 41 Watt |
Transistor count | 1,270 million | 1,270 million |
Video outputs and ports |
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Display Connectors | No outputs | DVI-I DP, 1x DVI, 1x DisplayPort |
Number of simultaneous displays | 4 | |
Compatibility, dimensions and requirements |
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Bus support | PCI Express 2.0 | |
Interface | PCIe 3.0 x16 | PCIe 2.0 x16 |
Length | 160 mm | |
Supplementary power connectors | None | |
Width | 1" (2.5 cm) | |
API support |
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DirectX | 12.0 (11_0) | 12 |
OpenGL | 4.5 | 4.5 |
Shader Model | 5 | |
Vulkan | ||
Memory |
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Maximum RAM amount | 1 GB | 1 GB / 2 GB |
Memory bandwidth | 14.4 GB / s | |
Memory bus width | 64 Bit | 128 Bit |
Memory clock speed | 1802 MHz | 1782 MHz |
Memory type | DDR3 | 128 Bit |
Shared memory | 0 | |
Technologies |
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CUDA | ||
GameWorks | ||
GPU Boost | ||
Optimus | ||
Verde Drivers | ||
3D Vision Pro | ||
Mosaic | ||
nView Desktop Management |