ATI Radeon HD 4550 vs NVIDIA GeForce 6800 GS
Processeur graphique
| Nom du GPU | RV710 | NV40 |
|---|---|---|
| GPU variant | RV710 (215-0725016) | — |
| Architecture | TeraScale | Curie |
| Fonderie | TSMC | TSMC |
| Taille du processus | 55 nm | 130 nm |
| Transistors | 242 million | 222 million |
| Taille des matrices | 73 mm² | 287 mm² |
Carte graphique
| Date de publication | Sep 30th, 2008 | Dec 8th, 2005 |
|---|---|---|
| Génération | Radeon R700 | GeForce 6 AGP |
| Production | End-of-life | End-of-life |
| Prix de lancement | 59 USD | — |
| Bus interface | PCIe 2.0 x16 | AGP 8x |
| Critiques | 18 in our database | 115 in our database |
| Prédécesseur | Radeon R600 | GeForce FX |
| Successeur | Evergreen | GeForce 7 AGP |
Vitesse clock
| GPU clock | 600 MHz | 350 MHz |
|---|---|---|
| Mémoire clock | 655 MHz 1310 Mbps effective | 500 MHz 1000 Mbps effective |
Mémoire
| Taille de la mémoire | 256 MB | 256 MB |
|---|---|---|
| Type de mémoire | DDR2 | GDDR3 |
| Bus mémoire | 64 bit | 256 bit |
| Bande passante | 10.48 GB/s | 32.00 GB/s |
Render Config
| Shading units | 80 | — |
|---|---|---|
| TMUs | 8 | 12 |
| ROPs | 4 | 12 |
| Compute units | 1 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 64 KB | — |
| Pixel shaders | — | 12 |
| Vertex shaders | — | 5 |
Performance théorique
| Taux de pixel | 2.400 GPixel/s | 4.200 GPixel/s |
|---|---|---|
| Taux de texture | 4.800 GTexel/s | 4.200 GTexel/s |
| FP32 (float) performance | 96.00 GFLOPS | — |
| Vertex rate | — | 437.5 MVertices/s |
Board Design
| Taille Slot | Single-slot | Single-slot |
|---|---|---|
| Longueur | 168 mm 6.6 inches | — |
| TDP | 25 W | unknown |
| Suggestions pour le PSU | 200 W | 200 W |
| Sorties | 1x DVI1x HDMI1x DisplayPort | 1x DVI1x VGA1x S-Video |
| Connecteurs de puissance | None | 1x Molex |
| Board number | AB711, B725, B889, B890, B947 | P201 |
Caractéristiques graphiques
| DirectX | 10.1 (10_1) | 9.0c (9_3) |
|---|---|---|
| OpenGL | 3.3 | 2.1 |
| OpenCL | 1.1 | — |
| Vulkan | — | — |
| Shader model | 4.1 | 3.0 |
