Revue de la carte vidéo ATI Mobility Radeon HD 4850
Mobility Radeon HD 4850 carte vidéo sortie par ATI; release date: 9 January 2009. La carte video est conçue pour les ordinateurs laptop et est basé sur la microarchitecture TeraScale nom de code M98.
Vitesse du noyau - 500 MHz. Taux de remplissage de la texture - 20 GTexel / s. Pipelines - 800. Performance de point flottant - 800.0 gflops. Technologie de fabrication - 55 nm . Compte de transistors - 956 million.
Type de mémoire: GDDR3. Amonte maximale de RAM - 1 GB. Largeur du bus mémoire - 256 Bit. Vitesse du mémoire - 1700 MHz. Bande passant du mémoire - 54.4 GB / s. Mémoire partagé - 0.
Référence
| PassMark G3D Mark |
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| PassMark G2D Mark |
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| GFXBench 4.0 T-Rex |
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| GFXBench 4.0 T-Rex |
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| Nom | Valeur |
|---|---|
| PassMark - G3D Mark | 866 |
| PassMark - G2D Mark | 472 |
| GFXBench 4.0 - T-Rex | 2486 Frames |
| GFXBench 4.0 - T-Rex | 2486.000 Fps |
Performance des jeux
StarCraft 2 (2010)
| Low, 1024x768 | 254.00 |
| Medium, 1360x768 | 73.00 |
| High, 1360x768 | 50.00 |
| Ultra, 1920x1080 | 30.00 |
GTA IV - Grand Theft Auto (2008)
| Low, 800x600 | 61.60 |
| Medium, 1024x768 | 47.07 |
Left 4 Dead (2008)
| High, 1024x768 | 115.00 |
Trackmania Nations Forever (2008)
| High, 1024x768 | 85.40 |
| Ultra, 1920x1080 | 40.60 |
Call of Duty 4 - Modern Warfare (2007)
| Low, 800x600 | 165.30 |
| Medium, 1024x768 | 100.20 |
| High, 1280x1024 | 66.25 |
Supreme Commander - FA Bench (2007)
| Medium, 1024x768 | 57.20 |
| High, 1024x768 | 49.80 |
Crysis - GPU Benchmark (2007)
| Low, 1024x768 | 99.40 |
| Medium, 1024x768 | 60.70 |
| High, 1024x768 | 44.76 |
World in Conflict - Benchmark (2007)
| Medium, 1024x768 | 65.50 |
| High, 1024x768 | 40.00 |
World of Warcraft (2005)
| Medium, 1024x768 | 190.00 |
| High, 1280x1024 | 43.00 |
Doom 3 (2004)
| Low, 640x480 | 186.30 |
| Ultra, 1024x768 | 182.50 |
Quake 3 Arena - Timedemo (1999)
| High, 1024x768 | 579.00 |
Caractéristiques
Essentiel |
|
| Architecture | TeraScale |
| Nom de code | M98 |
| Date de sortie | 9 January 2009 |
| Position dans l’évaluation de la performance | 581 |
| Genre | Laptop |
Infos techniques |
|
| Vitesse du noyau | 500 MHz |
| Performance á point flottant | 800.0 gflops |
| Processus de fabrication | 55 nm |
| Pipelines | 800 |
| Taux de remplissage de la texture | 20 GTexel / s |
| Compte de transistor | 956 million |
Sorties et ports de vidéo |
|
| Connecteurs d’écran | No outputs |
Compatibilité, dimensions et exigences |
|
| Interface | PCIe 2.0 x16 |
| Taille du laptop | large |
Soutien API |
|
| DirectX | 10.1 |
| OpenGL | 3.3 |
Mémoire |
|
| RAM maximale | 1 GB |
| Bande passante de la mémoire | 54.4 GB / s |
| Largeur du bus mémoire | 256 Bit |
| Vitesse de mémoire | 1700 MHz |
| Genre de mémoire | GDDR3 |
| Mémoire partagé | 0 |
Technologies |
|
| 1x Dual-Link/Single-Link DVI | |
| 1x Single-Link DVI Support (all display ports have to be supported by the laptop manufacturer) | |
| DisplayPort support up to 2560x1600 | |
| HDMI support up to 1920x1080 (both with 7.1 AC3 Audio) | |
| PCI-E 2.0 x16 | |
| Powerplay | |
