AMD Radeon HD 6770 Green Edition vs NVIDIA GeForce FX 5800
Processeur graphique
| Nom du GPU | Juniper | NV30 |
|---|---|---|
| GPU variant | Juniper LE (215-0754009) | — |
| Architecture | TeraScale 2 | Rankine |
| Fonderie | TSMC | TSMC |
| Taille du processus | 40 nm | 130 nm |
| Transistors | 1,040 million | 125 million |
| Taille des matrices | 166 mm² | 199 mm² |
Carte graphique
| Date de publication | Apr 19th, 2013 | Mar 6th, 2003 |
|---|---|---|
| Génération | Northern Islands | GeForce FX |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 2.0 x16 | AGP 8x |
| Prédécesseur | Evergreen | GeForce 4 Ti |
| Successeur | Southern Islands | GeForce 6 AGP |
| Prix de lancement | — | 299 USD |
Vitesse clock
| GPU clock | 700 MHz | 400 MHz |
|---|---|---|
| Mémoire clock | 667 MHz 1334 Mbps effective | 400 MHz 800 Mbps effective |
Mémoire
| Taille de la mémoire | 2 GB | 128 MB |
|---|---|---|
| Type de mémoire | GDDR3 | GDDR2 |
| Bus mémoire | 128 bit | 128 bit |
| Bande passante | 21.34 GB/s | 12.80 GB/s |
Render Config
| Shading units | 720 | — |
|---|---|---|
| TMUs | 36 | 8 |
| ROPs | 16 | 4 |
| Compute units | 9 | — |
| Cache L1 | 8 KB (per CU) | — |
| Cache L2 | 256 KB | — |
| Pixel shaders | — | 4 |
| Vertex shaders | — | 2 |
Performance théorique
| Taux de pixel | 11.20 GPixel/s | 1.600 GPixel/s |
|---|---|---|
| Taux de texture | 25.20 GTexel/s | 3.200 GTexel/s |
| FP32 (float) performance | 1,008 GFLOPS | — |
| Vertex rate | — | 200.0 MVertices/s |
Board Design
| Taille Slot | Dual-slot | Dual-slot |
|---|---|---|
| Longueur | 170 mm 6.7 inches | 213 mm 8.4 inches |
| TDP | 86 W | 44 W |
| Suggestions pour le PSU | 250 W | 200 W |
| Sorties | 2x DVI1x HDMI2x mini-DisplayPort | 1x DVI1x VGA1x S-Video |
| Connecteurs de puissance | — | 1x Molex |
Caractéristiques graphiques
| DirectX | 11.2 (11_0) | 9.0a |
|---|---|---|
| OpenGL | 4.4 | 1.5 (2.1) |
| OpenCL | 1.2 | — |
| Vulkan | — | — |
| Shader model | 5.0 | — |
| Pixel shader | — | 2.0a |
| Vertex shader | — | 2.0a |
