ATI Mobility Radeon HD 4670 vs NVIDIA GeForce 9800M GT
Processeur graphique
| Nom du GPU | M96 | G92 |
|---|---|---|
| GPU variant | M96 XT (216-0729051) | NB9E-GT2 |
| Architecture | TeraScale | Tesla |
| Fonderie | TSMC | TSMC |
| Taille du processus | 55 nm | 65 nm |
| Transistors | 514 million | 754 million |
| Taille des matrices | 146 mm² | 324 mm² |
Graphiques mobiles
| Date de publication | Jan 9th, 2009 | Jul 29th, 2008 |
|---|---|---|
| Génération | M9x (Mobility HD 4600) | GeForce 9M (9800M) |
| Production | End-of-life | End-of-life |
| Bus interface | MXM-A (3.0) | PCIe 2.0 x16 |
| Critiques | 2 in our database | — |
| Prédécesseur | M8x | GeForce 8M |
| Successeur | Manhattan | GeForce 100M |
Vitesse clock
| GPU clock | 675 MHz | 500 MHz |
|---|---|---|
| Mémoire clock | 800 MHz 1600 Mbps effective | 800 MHz 1600 Mbps effective |
| Shader clock | — | 1250 MHz |
Mémoire
| Taille de la mémoire | 512 MB | 512 MB |
|---|---|---|
| Type de mémoire | GDDR3 | GDDR3 |
| Bus mémoire | 128 bit | 256 bit |
| Bande passante | 25.60 GB/s | 51.20 GB/s |
Render Config
| Shading units | 320 | 96 |
|---|---|---|
| TMUs | 32 | 48 |
| ROPs | 8 | 16 |
| Compute units | 4 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 128 KB | 64 KB |
| Comptage SM | — | 12 |
Performance théorique
| Taux de pixel | 5.400 GPixel/s | 8.000 GPixel/s |
|---|---|---|
| Taux de texture | 21.60 GTexel/s | 24.00 GTexel/s |
| FP32 (float) performance | 432.0 GFLOPS | 240.0 GFLOPS |
Board Design
| Taille Slot | MXM Module | MXM Module |
|---|---|---|
| TDP | 35 W | 65 W |
| Sorties | No outputs | No outputs |
| Board number | B79531 | P394, P398 |
| Connecteurs de puissance | — | None |
Caractéristiques graphiques
| DirectX | 10.1 (10_1) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 3.3 | 3.3 |
| OpenCL | 1.1 | 1.1 |
| Vulkan | — | — |
| Shader model | 4.1 | 4.0 |
| CUDA | — | 1.1 |
