ATI Mobility Radeon X1900 vs NVIDIA GeForce 8700M GT
Processeur graphique
| Nom du GPU | M68 | G84 |
|---|---|---|
| Architecture | R500 | Tesla |
| Fonderie | TSMC | TSMC |
| Taille du processus | 80 nm | 80 nm |
| Transistors | 384 million | 289 million |
| Taille des matrices | 230 mm² | 169 mm² |
| GPU variant | — | NB8E-SE |
Graphiques mobiles
| Date de publication | Jan 11th, 2007 | Jun 1st, 2007 |
|---|---|---|
| Génération | M6x (Mobility X1) | GeForce 8M (8000M) |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 1.0 x16 | MXM-HE |
| Critiques | 2 in our database | — |
| Prédécesseur | M5x | GeForce Go 7 |
| Successeur | M7x | GeForce 9M |
Vitesse clock
| GPU clock | 400 MHz | 625 MHz |
|---|---|---|
| Mémoire clock | 480 MHz 960 Mbps effective | 800 MHz 1600 Mbps effective |
| Shader clock | — | 1250 MHz |
Mémoire
| Taille de la mémoire | 256 MB | 512 MB |
|---|---|---|
| Type de mémoire | GDDR3 | GDDR3 |
| Bus mémoire | 256 bit | 128 bit |
| Bande passante | 30.72 GB/s | 25.60 GB/s |
Render Config
| Pixel shaders | 36 | — |
|---|---|---|
| Vertex shaders | 8 | — |
| TMUs | 12 | 16 |
| ROPs | 12 | 8 |
| Shading units | — | 32 |
| Comptage SM | — | 4 |
| Cache L2 | — | 32 KB |
Performance théorique
| Taux de pixel | 4.800 GPixel/s | 5.000 GPixel/s |
|---|---|---|
| Vertex rate | 800.0 MVertices/s | — |
| Taux de texture | 4.800 GTexel/s | 10.00 GTexel/s |
| FP32 (float) performance | — | 80.00 GFLOPS |
Board Design
| TDP | unknown | 29 W |
|---|---|---|
| Sorties | No outputs | No outputs |
| Taille Slot | — | MXM Module |
Caractéristiques graphiques
| DirectX | 9.0c (9_3) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 2.1 | 3.3 |
| OpenCL | — | 1.1 |
| Vulkan | — | — |
| Shader model | 3.0 | 4.0 |
| CUDA | — | 1.1 |
