Revue de la carte vidéo AMD Radeon HD 7870 GHz Edition
Radeon HD 7870 GHz Edition carte vidéo sortie par AMD; release date: 5 March 2012. Au jour du sortie, la carte vidéo couta $349. La carte video est conçue pour les ordinateurs desktop et est basé sur la microarchitecture GCN 1.0 nom de code Pitcairn.
Vitesse augmenté - 1000 MHz. Taux de remplissage de la texture - 80 GTexel / s. Pipelines - 1280. Performance de point flottant - 2,560 gflops. Technologie de fabrication - 28 nm . Compte de transistors - 2,800 million. Utilisation d’énergie (TDP) - 225 Watt.
Type de mémoire: GDDR5. Amonte maximale de RAM - 2 GB. Largeur du bus mémoire - 256 Bit. Vitesse du mémoire - 1200 MHz. Bande passant du mémoire - 153.6 GB/s.
Référence
| 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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| 3DMark Fire Strike Graphics Score |
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| Nom | Valeur |
|---|---|
| PassMark - G3D Mark | 4638 |
| PassMark - G2D Mark | 592 |
| Geekbench - OpenCL | 77430 |
| CompuBench 1.5 Desktop - Face Detection | 55.446 mPixels/s |
| CompuBench 1.5 Desktop - Ocean Surface Simulation | 952.668 Frames/s |
| CompuBench 1.5 Desktop - T-Rex | 4.680 Frames/s |
| CompuBench 1.5 Desktop - Video Composition | 64.456 Frames/s |
| CompuBench 1.5 Desktop - Bitcoin Mining | 294.215 mHash/s |
| GFXBench 4.0 - Car Chase Offscreen | 6821 Frames |
| GFXBench 4.0 - Manhattan | 3716 Frames |
| GFXBench 4.0 - T-Rex | 3358 Frames |
| GFXBench 4.0 - Car Chase Offscreen | 6821.000 Fps |
| GFXBench 4.0 - Manhattan | 3716.000 Fps |
| GFXBench 4.0 - T-Rex | 3358.000 Fps |
| 3DMark Fire Strike - Graphics Score | 1651 |
Performance des jeux
Battlefield 1 (2016)
| High, 1920x1080 | 52.00 |
| Ultra, 1920x1080 | 44.70 |
Fallout 4 (2015)
| Medium, 1366x768 | 77.40 |
| High, 1920x1080 | 44.50 |
| Ultra, 1920x1080 | 35.70 |
The Witcher 3 (2015)
| Medium, 1366x768 | 63.50 |
| High, 1920x1080 | 36.30 |
| Ultra, 1920x1080 | 20.30 |
Battlefield 4 (2013)
| Low, 1024x768 | 91.60 |
| Medium, 1366x768 | 76.50 |
| High, 1366x768 | 68.00 |
| Ultra, 1920x1080 | 43.00 |
Company of Heroes 2 (2013)
| Low, 1024x768 | 37.80 |
| Medium, 1366x768 | 35.80 |
| High, 1366x768 | 35.30 |
| Ultra, 1920x1080 | 23.80 |
Crysis 3 (2013)
| Low, 1024x768 | 90.90 |
| Medium, 1366x768 | 79.80 |
| High, 1366x768 | 57.70 |
| Ultra, 1920x1080 | 25.80 |
Dirt Showdown (2012)
| Low, 1024x768 | 87.30 |
| Medium, 1366x768 | 71.20 |
| High, 1366x768 | 68.80 |
| Ultra, 1920x1080 | 53.90 |
Diablo III (2012)
| Low, 1024x768 | 277.60 |
| Medium, 1366x768 | 228.90 |
| High, 1366x768 | 226.20 |
| Ultra, 1920x1080 | 163.40 |
Mass Effect 3 (2012)
| Low, 1280x720 | 60.00 |
| High, 1366x768 | 59.70 |
| Ultra, 1920x1080 | 59.70 |
The Elder Scrolls V: Skyrim (2011)
| Medium, 1366x768 | 90.40 |
| High, 1366x768 | 80.40 |
| Ultra, 1920x1080 | 55.70 |
Battlefield 3 (2011)
| Low, 1024x768 | 124.20 |
| Medium, 1366x768 | 98.10 |
| High, 1366x768 | 78.80 |
| Ultra, 1920x1080 | 38.60 |
Deus Ex Human Revolution (2011)
| Low, 1024x768 | 256.70 |
| High, 1366x768 | 198.60 |
| Ultra, 1920x1080 | 94.10 |
StarCraft 2 (2010)
| Low, 1024x768 | 325.30 |
| Medium, 1360x768 | 120.20 |
| High, 1360x768 | 119.00 |
| Ultra, 1920x1080 | 105.50 |
Metro 2033 (2010)
| Low, 800x600 | 134.10 |
| Medium, 1360x768 | 123.50 |
| High, 1600x900 | 83.50 |
| Ultra, 1920x1080 | 32.50 |
Caractéristiques
Essentiel |
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| Architecture | GCN 1.0 |
| Nom de code | Pitcairn |
| Conception | AMD Radeon HD 7000 Series |
| Date de sortie | 5 March 2012 |
| Prix de sortie (MSRP) | $349 |
| Position dans l’évaluation de la performance | 476 |
| Genre | Desktop |
Infos techniques |
|
| Vitesse augmenté | 1000 MHz |
| Performance á point flottant | 2,560 gflops |
| Processus de fabrication | 28 nm |
| Pipelines | 1280 |
| Stream Processors | 1024 |
| Taux de remplissage de la texture | 80 GTexel / s |
| Thermal Design Power (TDP) | 225 Watt |
| Compte de transistor | 2,800 million |
Sorties et ports de vidéo |
|
| Connecteurs d’écran | 1x DVI, 1x HDMI, 2x mini-DisplayPort |
| Soutien de DisplayPort | |
| Soutien de Dual-link DVI | |
| Eyefinity | |
| HDMI | |
| VGA | |
Compatibilité, dimensions et exigences |
|
| Soutien de bus | PCIe 2.1 x16 |
| Interface | PCIe 3.0 x16 |
| Longeur | 241 mm |
| Connecteurs d’énergie supplementaires | 2x 6-pin |
Soutien API |
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| DirectX | 11 |
| OpenGL | 4.5 |
Mémoire |
|
| RAM maximale | 2 GB |
| Bande passante de la mémoire | 153.6 GB/s |
| Largeur du bus mémoire | 256 Bit |
| Vitesse de mémoire | 1200 MHz |
| Genre de mémoire | GDDR5 |
Technologies |
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| AMD Eyefinity | |
| CrossFire | |
| FreeSync | |
Navigation
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