AMD Radeon HD 6970M Mac Edition vs NVIDIA GeForce4 460 Go
Processeur graphique
| Nom du GPU | Blackcomb | NV17 |
|---|---|---|
| GPU variant | Blackcomb XT (216-0811000) | 460 Go A5 |
| Architecture | TeraScale 2 | Celsius |
| Fonderie | TSMC | TSMC |
| Taille du processus | 40 nm | 150 nm |
| Transistors | 1,700 million | 29 million |
| Taille des matrices | 212 mm² | 65 mm² |
Graphiques mobiles
| Date de publication | Aug 25th, 2011 | Oct 14th, 2002 |
|---|---|---|
| Génération | Vancouver (HD 6900M) | GeForce4 Go |
| Production | End-of-life | End-of-life |
| Bus interface | MXM-B (3.0) | AGP 4x |
| Prédécesseur | Manhattan | GeForce2 Go |
| Successeur | London | GeForce FX Go 5 |
| Critiques | — | 2 in our database |
Vitesse clock
| GPU clock | 680 MHz | 250 MHz |
|---|---|---|
| Mémoire clock | 900 MHz 3.6 Gbps effective | 250 MHz 500 Mbps effective |
Mémoire
| Taille de la mémoire | 2 GB | 64 MB |
|---|---|---|
| Type de mémoire | GDDR5 | DDR |
| Bus mémoire | 256 bit | 128 bit |
| Bande passante | 115.2 GB/s | 8.000 GB/s |
Render Config
| Shading units | 960 | — |
|---|---|---|
| TMUs | 48 | 4 |
| ROPs | 32 | 2 |
| Compute units | 12 | — |
| Cache L1 | 8 KB (per CU) | — |
| Cache L2 | 512 KB | — |
| Pixel shaders | — | 2 |
| Vertex shaders | — | 0 |
Performance théorique
| Taux de pixel | 21.76 GPixel/s | 500.0 MPixel/s |
|---|---|---|
| Taux de texture | 32.64 GTexel/s | 1.000 GTexel/s |
| FP32 (float) performance | 1,306 GFLOPS | — |
Board Design
| Taille Slot | MXM Module | — |
|---|---|---|
| TDP | 75 W | unknown |
| Sorties | No outputs | No outputs |
| Connecteurs de puissance | None | — |
| Board number | C296 | — |
Caractéristiques graphiques
| DirectX | 11.2 (11_0) | 7.0 |
|---|---|---|
| OpenGL | 4.4 | 1.5 |
| OpenCL | 1.2 | — |
| Vulkan | — | — |
| Shader model | 5.0 | — |
| Pixel shader | — | 1.1 |
| Vertex shader | — | 1.1 |
