NVIDIA GeForce 820M versus NVIDIA Quadro K420
Comparaison des cartes vidéo NVIDIA GeForce 820M and NVIDIA Quadro K420 pour tous les caractéristiques connus dans les catégories suivants: Essentiel, Infos techniques, Sorties et ports de vidéo, Compatibilité, dimensions et exigences, Soutien API, Mémoire, Technologies. Analyse du performance de référence des cartes vidéo: 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.
Différences
Raisons pour considerer le NVIDIA GeForce 820M
- La carte vidéo est plus nouvelle: date de sortie 7 mois plus tard
- 1024x plus de taille maximale de mémoire : 1 GB versus 1 GB / 2 GB
- Environ 1% plus haut de vitesse de mémoire: 1802 MHz versus 1782 MHz
- Environ 50% meilleur performance en Geekbench - OpenCL: 2772 versus 1852
- Environ 30% meilleur performance en CompuBench 1.5 Desktop - Face Detection (mPixels/s): 7.765 versus 5.977
- Environ 61% meilleur performance en CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.686 versus 0.427
- Environ 38% meilleur performance en CompuBench 1.5 Desktop - Video Composition (Frames/s): 14.257 versus 10.363
- Environ 32% meilleur performance en CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 22.768 versus 17.254
- 2.4x meilleur performance en GFXBench 4.0 - Manhattan (Frames): 1447 versus 598
- 2.7x meilleur performance en GFXBench 4.0 - T-Rex (Frames): 3349 versus 1241
- 2.4x meilleur performance en GFXBench 4.0 - Manhattan (Fps): 1447 versus 598
- 2.7x meilleur performance en GFXBench 4.0 - T-Rex (Fps): 3349 versus 1241
| Caractéristiques | |
| Date de sortie | 21 March 2015 versus 22 July 2014 |
| Taille de mémore maximale | 1 GB versus 1 GB / 2 GB |
| Vitesse de mémoire | 1802 MHz versus 1782 MHz |
| Référence | |
| Geekbench - OpenCL | 2772 versus 1852 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 7.765 versus 5.977 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.686 versus 0.427 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 14.257 versus 10.363 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 22.768 versus 17.254 |
| GFXBench 4.0 - Manhattan (Frames) | 1447 versus 598 |
| GFXBench 4.0 - T-Rex (Frames) | 3349 versus 1241 |
| GFXBench 4.0 - Manhattan (Fps) | 1447 versus 598 |
| GFXBench 4.0 - T-Rex (Fps) | 3349 versus 1241 |
Raisons pour considerer le NVIDIA Quadro K420
- Environ 8% plus haut vitesse du noyau: 876 MHz versus 810 MHz
- Environ 40% taux plus haut de remplissage de la texture: 14.02 GTexel / s versus 10 GTexel / s
- 2x plus de pipelines: 192 versus 96
- Environ 40% de meilleur performance á point flottant: 336.4 gflops versus 240.0 gflops
- Environ 10% consummation d’énergie moyen plus bas: 41 Watt versus 45 Watt
- Environ 50% meilleur performance en PassMark - G3D Mark: 744 versus 495
- 2.5x meilleur performance en PassMark - G2D Mark: 282 versus 113
- Environ 16% meilleur performance en CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 186.649 versus 161.305
- Environ 4% meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Frames): 1245 versus 1195
- Environ 4% meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Fps): 1245 versus 1195
| Caractéristiques | |
| Vitesse du noyau | 876 MHz versus 810 MHz |
| Taux de remplissage de la texture | 14.02 GTexel / s versus 10 GTexel / s |
| Pipelines | 192 versus 96 |
| Performance á point flottant | 336.4 gflops versus 240.0 gflops |
| Thermal Design Power (TDP) | 41 Watt versus 45 Watt |
| Référence | |
| PassMark - G3D Mark | 744 versus 495 |
| PassMark - G2D Mark | 282 versus 113 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 186.649 versus 161.305 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 1245 versus 1195 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 1245 versus 1195 |
Comparer les références
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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| Nom | NVIDIA GeForce 820M | NVIDIA Quadro K420 |
|---|---|---|
| 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 |
Comparer les caractéristiques
| NVIDIA GeForce 820M | NVIDIA Quadro K420 | |
|---|---|---|
Essentiel |
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| Architecture | Kepler | Kepler |
| Nom de code | GK107 | GK107 |
| Date de sortie | 21 March 2015 | 22 July 2014 |
| Position dans l’évaluation de la performance | 1477 | 1478 |
| Genre | Laptop | Workstation |
| Prix de sortie (MSRP) | $96.67 | |
| Prix maintenant | $89.99 | |
| Valeur pour le prix (0-100) | 10.27 | |
Infos techniques |
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| Vitesse du noyau | 810 MHz | 876 MHz |
| Performance á point flottant | 240.0 gflops | 336.4 gflops |
| Processus de fabrication | 28 nm | 28 nm |
| Pipelines | 96 | 192 |
| Taux de remplissage de la texture | 10 GTexel / s | 14.02 GTexel / s |
| Thermal Design Power (TDP) | 45 Watt | 41 Watt |
| Compte de transistor | 1,270 million | 1,270 million |
Sorties et ports de vidéo |
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| Connecteurs d’écran | No outputs | DVI-I DP, 1x DVI, 1x DisplayPort |
| Nombre d’écrans á la fois | 4 | |
Compatibilité, dimensions et exigences |
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| Soutien de bus | PCI Express 2.0 | |
| Interface | PCIe 3.0 x16 | PCIe 2.0 x16 |
| Longeur | 160 mm | |
| Connecteurs d’énergie supplementaires | None | |
| Largeur | 1" (2.5 cm) | |
Soutien API |
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| DirectX | 12.0 (11_0) | 12 |
| OpenGL | 4.5 | 4.5 |
| Shader Model | 5 | |
| Vulkan | ||
Mémoire |
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| RAM maximale | 1 GB | 1 GB / 2 GB |
| Bande passante de la mémoire | 14.4 GB / s | |
| Largeur du bus mémoire | 64 Bit | 128 Bit |
| Vitesse de mémoire | 1802 MHz | 1782 MHz |
| Genre de mémoire | DDR3 | 128 Bit |
| Mémoire partagé | 0 | |
Technologies |
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| CUDA | ||
| GameWorks | ||
| GPU Boost | ||
| Optimus | ||
| Verde Drivers | ||
| 3D Vision Pro | ||
| Mosaic | ||
| nView Desktop Management | ||
Navigation
Choisir un GPU
Comparer les cartes vidéo
Comparer NVIDIA GeForce 820M avec des autres
NVIDIAGeForce 820M vs
NVIDIAQuadro FX 380M
NVIDIAGeForce 820M vs
NVIDIAGeForce GT 320 OEM
NVIDIAGeForce 820M vs
NVIDIAQuadro K420
NVIDIAGeForce 820M vs
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NVIDIAGeForce 820M vs
NVIDIAGRID M40
NVIDIAGeForce 820M vs
AMDRadeon R7 Graphics
