AMD Radeon HD 7450M vs NVIDIA GeForce 9700M GT
Processeur graphique
| Nom du GPU | Seymour | G96 |
|---|---|---|
| GPU variant | Seymour PRO | NB9E-GE |
| Architecture | TeraScale 2 | Tesla |
| Fonderie | TSMC | UMC |
| Taille du processus | 40 nm | 65 nm |
| Transistors | 370 million | 314 million |
| Taille des matrices | 67 mm² | 144 mm² |
Graphiques mobiles
| Date de publication | Jan 7th, 2012 | Jul 29th, 2008 |
|---|---|---|
| Génération | London (HD 7400M) | GeForce 9M (9700M) |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 2.0 x16 | MXM-II |
| Prédécesseur | Vancouver | GeForce 8M |
| Successeur | Solar System | GeForce 100M |
Vitesse clock
| GPU clock | 700 MHz | 625 MHz |
|---|---|---|
| Mémoire clock | 900 MHz 1800 Mbps effective | 800 MHz 1600 Mbps effective |
| Shader clock | — | 1550 MHz |
Mémoire
| Taille de la mémoire | 1024 MB | 512 MB |
|---|---|---|
| Type de mémoire | DDR3 | GDDR3 |
| Bus mémoire | 64 bit | 128 bit |
| Bande passante | 14.40 GB/s | 25.60 GB/s |
Render Config
| Shading units | 160 | 32 |
|---|---|---|
| TMUs | 8 | 16 |
| ROPs | 4 | 8 |
| Compute units | 2 | — |
| Cache L1 | 8 KB (per CU) | — |
| Cache L2 | 128 KB | 32 KB |
| Comptage SM | — | 4 |
Performance théorique
| Taux de pixel | 2.800 GPixel/s | 5.000 GPixel/s |
|---|---|---|
| Taux de texture | 5.600 GTexel/s | 10.00 GTexel/s |
| FP32 (float) performance | 224.0 GFLOPS | 99.20 GFLOPS |
Board Design
| TDP | 7 W | 45 W |
|---|---|---|
| Sorties | No outputs | No outputs |
| Taille Slot | — | MXM Module |
Caractéristiques graphiques
| DirectX | 11.2 (11_0) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 4.4 | 3.3 |
| OpenCL | 1.2 | 1.1 |
| Vulkan | — | — |
| Shader model | 5.0 | 4.0 |
| CUDA | — | 1.1 |
