ATI Radeon HD 4250 IGP vs NVIDIA GeForce 9400M
Processeur graphique
| Nom du GPU | RS880 | C79 |
|---|---|---|
| Architecture | TeraScale | Tesla |
| Taille du processus | 55 nm | 65 nm |
| Transistors | 181 million | 314 million |
| Taille des matrices | 67 mm² | 144 mm² |
| GPU variant | — | C79MX |
Carte graphique intégré
| Date de publication | Mar 1st, 2010 | Oct 15th, 2008 |
|---|---|---|
| Génération | Radeon IGP (HD 4000) | GeForce 9M IGP (9000M) |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 1.0 x16 | PCIe 2.0 x16 |
| Successeur | Sumo | — |
| Prédécesseur | — | GeForce 8M IGP |
Vitesse clock
| GPU clock | 560 MHz | 580 MHz |
|---|---|---|
| Mémoire clock | System Shared | System Shared |
| Shader clock | — | 1400 MHz |
Mémoire
| Taille de la mémoire | System Shared | System Shared |
|---|---|---|
| Type de mémoire | System Shared | System Shared |
| Bus mémoire | System Shared | System Shared |
| Bande passante | System Dependent | System Dependent |
Render Config
| Shading units | 40 | 16 |
|---|---|---|
| TMUs | 4 | 8 |
| ROPs | 4 | 4 |
| Compute units | 2 | — |
| Comptage SM | — | 2 |
Performance théorique
| Taux de pixel | 2.240 GPixel/s | 2.320 GPixel/s |
|---|---|---|
| Taux de texture | 2.240 GTexel/s | 4.640 GTexel/s |
| FP32 (float) performance | 44.80 GFLOPS | 44.80 GFLOPS |
Board Design
| Taille Slot | IGP | IGP |
|---|---|---|
| TDP | unknown | 12 W |
| Sorties | No outputs | No outputs |
Caractéristiques graphiques
| DirectX | 10.1 (10_1) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 3.3 | 3.3 |
| OpenCL | 1.0 | — |
| Vulkan | — | — |
| Shader model | 4.1 | 4.0 |
