AMD Radeon R5 M255 versus NVIDIA GeForce GT 820M
Comparaison des cartes vidéo AMD Radeon R5 M255 and NVIDIA GeForce GT 820M 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).
Différences
Raisons pour considerer le AMD Radeon R5 M255
- La carte vidéo est plus nouvelle: date de sortie 10 mois plus tard
- Environ 19% plus haut vitesse du noyau: 925 MHz versus 775 MHz
- Environ 82% taux plus haut de remplissage de la texture: 22.56 GTexel / s versus 12.4 GTexel / s
- 3.3x plus de pipelines: 320 versus 96
- 2.4x de meilleur performance á point flottant: 721.9 gflops versus 297.6 gflops
- 4x plus de taille maximale de mémoire : 4 GB versus 1 GB
- Environ 86% meilleur performance en Geekbench - OpenCL: 4650 versus 2498
- 5.3x meilleur performance en CompuBench 1.5 Desktop - Face Detection (mPixels/s): 14.288 versus 2.692
- Environ 3% meilleur performance en CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 166.596 versus 161.29
- Environ 80% meilleur performance en CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.988 versus 0.55
- Environ 70% meilleur performance en CompuBench 1.5 Desktop - Video Composition (Frames/s): 20.164 versus 11.858
- 3.8x meilleur performance en CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 66.631 versus 17.753
- Environ 16% meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Frames): 1459 versus 1263
- Environ 1% meilleur performance en GFXBench 4.0 - T-Rex (Frames): 3357 versus 3327
- Environ 16% meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Fps): 1459 versus 1263
- Environ 1% meilleur performance en GFXBench 4.0 - T-Rex (Fps): 3357 versus 3327
Caractéristiques | |
Date de sortie | 12 October 2014 versus 27 November 2013 |
Vitesse du noyau | 925 MHz versus 775 MHz |
Taux de remplissage de la texture | 22.56 GTexel / s versus 12.4 GTexel / s |
Pipelines | 320 versus 96 |
Performance á point flottant | 721.9 gflops versus 297.6 gflops |
Taille de mémore maximale | 4 GB versus 1 GB |
Référence | |
Geekbench - OpenCL | 4650 versus 2498 |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 14.288 versus 2.692 |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 166.596 versus 161.29 |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.988 versus 0.55 |
CompuBench 1.5 Desktop - Video Composition (Frames/s) | 20.164 versus 11.858 |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 66.631 versus 17.753 |
GFXBench 4.0 - Car Chase Offscreen (Frames) | 1459 versus 1263 |
GFXBench 4.0 - T-Rex (Frames) | 3357 versus 3327 |
GFXBench 4.0 - Car Chase Offscreen (Fps) | 1459 versus 1263 |
GFXBench 4.0 - T-Rex (Fps) | 3357 versus 3327 |
Raisons pour considerer le NVIDIA GeForce GT 820M
- Environ 80% plus haut de vitesse de mémoire: 1800 MHz versus 1000 MHz
- Environ 4% meilleur performance en PassMark - G3D Mark: 560 versus 538
- Environ 9% meilleur performance en PassMark - G2D Mark: 147 versus 135
- Environ 45% meilleur performance en GFXBench 4.0 - Manhattan (Frames): 2479 versus 1715
- Environ 45% meilleur performance en GFXBench 4.0 - Manhattan (Fps): 2479 versus 1715
Caractéristiques | |
Vitesse de mémoire | 1800 MHz versus 1000 MHz |
Référence | |
PassMark - G3D Mark | 560 versus 538 |
PassMark - G2D Mark | 147 versus 135 |
GFXBench 4.0 - Manhattan (Frames) | 2479 versus 1715 |
GFXBench 4.0 - Manhattan (Fps) | 2479 versus 1715 |
Comparer les références
GPU 1: AMD Radeon R5 M255
GPU 2: NVIDIA GeForce GT 820M
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 | AMD Radeon R5 M255 | NVIDIA GeForce GT 820M |
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PassMark - G3D Mark | 538 | 560 |
PassMark - G2D Mark | 135 | 147 |
Geekbench - OpenCL | 4650 | 2498 |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 14.288 | 2.692 |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 166.596 | 161.29 |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.988 | 0.55 |
CompuBench 1.5 Desktop - Video Composition (Frames/s) | 20.164 | 11.858 |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 66.631 | 17.753 |
GFXBench 4.0 - Car Chase Offscreen (Frames) | 1459 | 1263 |
GFXBench 4.0 - Manhattan (Frames) | 1715 | 2479 |
GFXBench 4.0 - T-Rex (Frames) | 3357 | 3327 |
GFXBench 4.0 - Car Chase Offscreen (Fps) | 1459 | 1263 |
GFXBench 4.0 - Manhattan (Fps) | 1715 | 2479 |
GFXBench 4.0 - T-Rex (Fps) | 3357 | 3327 |
Comparer les caractéristiques
AMD Radeon R5 M255 | NVIDIA GeForce GT 820M | |
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Essentiel |
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Architecture | GCN 3.0 | Fermi 2.0 |
Nom de code | Topaz | GF117 |
Conception | AMD Radeon R5 200 Series | |
Date de sortie | 12 October 2014 | 27 November 2013 |
Position dans l’évaluation de la performance | 1368 | 1369 |
Genre | Desktop | Desktop |
Infos techniques |
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Vitesse augmenté | 940 MHz | |
Unités de Compute | 5 | |
Vitesse du noyau | 925 MHz | 775 MHz |
Performance á point flottant | 721.9 gflops | 297.6 gflops |
Processus de fabrication | 28 nm | 28 nm |
Pipelines | 320 | 96 |
Taux de remplissage de la texture | 22.56 GTexel / s | 12.4 GTexel / s |
Compte de transistor | 3,100 million | 585 million |
Thermal Design Power (TDP) | 15 Watt | |
Sorties et ports de vidéo |
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Connecteurs d’écran | No outputs | No outputs |
Compatibilité, dimensions et exigences |
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Soutien de bus | PCIe 3.0 x8 | |
Interface | PCIe 3.0 x8 | PCIe 2.0 x16 |
Soutien API |
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DirectX | 11 | 12.0 (11_0) |
Mantle | ||
OpenCL | Not Listed | |
OpenGL | 4.4 | 4.6 |
Mémoire |
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RAM maximale | 4 GB | 1 GB |
Bande passante de la mémoire | 16 GB/s | 14.4 GB / s |
Largeur du bus mémoire | 64 bit | 64 Bit |
Vitesse de mémoire | 1000 MHz | 1800 MHz |
Genre de mémoire | DDR3 | DDR3 |
Mémoire partagé | 0 | |
Technologies |
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AMD Eyefinity | ||
AppAcceleration | ||
DualGraphics | ||
Enduro | ||
HD3D | ||
Powerplay | ||
PowerTune | ||
Graphiques changeables | ||
ZeroCore |