ATI Radeon HD 2900 XT vs NVIDIA GRID K1
Processeur graphique
| Nom du GPU | R600 | GK107 |
|---|---|---|
| GPU variant | R600 XT (215RGMDKA13FG) | GK107-450-A2 |
| Architecture | TeraScale | Kepler |
| Fonderie | TSMC | TSMC |
| Taille du processus | 80 nm | 28 nm |
| Transistors | 720 million | 1,270 million |
| Taille des matrices | 420 mm² | 118 mm² |
Carte graphique
| Date de publication | May 14th, 2007 | Mar 18th, 2013 |
|---|---|---|
| Génération | Radeon R600 | GRID |
| Production | End-of-life | End-of-life |
| Prix de lancement | 399 USD | 4,140 USD |
| Bus interface | PCIe 1.0 x16 | PCIe 3.0 x16 |
| Critiques | 63 in our database | — |
| Prédécesseur | Radeon R500 PCIe | — |
| Successeur | Radeon R700 | — |
Vitesse clock
| GPU clock | 743 MHz | 850 MHz |
|---|---|---|
| Mémoire clock | 828 MHz 1656 Mbps effective | 891 MHz 1782 Mbps effective |
Mémoire
| Taille de la mémoire | 512 MB | 4 GB |
|---|---|---|
| Type de mémoire | GDDR3 | DDR3 |
| Bus mémoire | 512 bit | 128 bit |
| Bande passante | 106.0 GB/s | 28.51 GB/s |
Render Config
| Shading units | 320 | 192 |
|---|---|---|
| TMUs | 16 | 16 |
| ROPs | 16 | 16 |
| Compute units | 4 | — |
| Cache L2 | 256 KB | 256 KB |
| Comptage SMX | — | 1 |
| Cache L1 | — | 16 KB (per SMX) |
Performance théorique
| Taux de pixel | 11.89 GPixel/s | 3.400 GPixel/s |
|---|---|---|
| Taux de texture | 11.89 GTexel/s | 13.60 GTexel/s |
| FP32 (float) performance | 475.5 GFLOPS | 326.4 GFLOPS |
| FP64 (double) performance | — | 13.60 GFLOPS (1:24) |
Board Design
| Taille Slot | Dual-slot | Dual-slot |
|---|---|---|
| Longueur | 241 mm 9.5 inches | 267 mm 10.5 inches |
| TDP | 215 W | 130 W |
| Suggestions pour le PSU | 550 W | 300 W |
| Sorties | 2x DVI1x S-Video | No outputs |
| Connecteurs de puissance | 1x 6-pin + 1x 8-pin | 1x 6-pin |
| Board number | B006-01 | P2401 SKU 502 |
Caractéristiques graphiques
| DirectX | 10.0 (10_0) | 12 (11_0) |
|---|---|---|
| OpenGL | 3.3 (full) 4.0 (partial) | 4.6 |
| OpenCL | — | 3.0 |
| Vulkan | — | 1.1 |
| Shader model | 4.0 | 5.1 |
| CUDA | — | 3.0 |
