ATI Radeon HD 2900 GT vs NVIDIA GRID K120Q
Processeur graphique
| Nom du GPU | R600 | GK107 |
|---|---|---|
| GPU variant | R600 GT (215RGFDKA13FG) | — |
| 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 | Nov 6th, 2007 | Jul 2nd, 2014 |
|---|---|---|
| Génération | Radeon R600 | GRID |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 1.0 x16 | PCIe 3.0 x16 |
| Critiques | 63 in our database | — |
| Prédécesseur | Radeon R500 PCIe | — |
| Successeur | Radeon R700 | — |
| Prix de lancement | — | 125 USD |
Vitesse clock
| GPU clock | 601 MHz | 850 MHz |
|---|---|---|
| Mémoire clock | 800 MHz 1600 Mbps effective | 891 MHz 1782 Mbps effective |
Mémoire
| Taille de la mémoire | 256 MB | 512 MB |
|---|---|---|
| Type de mémoire | GDDR3 | DDR3 |
| Bus mémoire | 256 bit | 128 bit |
| Bande passante | 51.20 GB/s | 28.51 GB/s |
Render Config
| Shading units | 240 | 192 |
|---|---|---|
| TMUs | 12 | 16 |
| ROPs | 12 | 16 |
| Compute units | 3 | — |
| Cache L2 | 128 KB | 256 KB |
| Comptage SMX | — | 1 |
| Cache L1 | — | 16 KB (per SMX) |
Performance théorique
| Taux de pixel | 7.212 GPixel/s | 3.400 GPixel/s |
|---|---|---|
| Taux de texture | 7.212 GTexel/s | 13.60 GTexel/s |
| FP32 (float) performance | 288.5 GFLOPS | 326.4 GFLOPS |
| FP64 (double) performance | — | 13.60 GFLOPS (1:24) |
Board Design
| Taille Slot | Dual-slot | IGP |
|---|---|---|
| TDP | 150 W | 130 W |
| Suggestions pour le PSU | 450 W | 300 W |
| Sorties | 2x DVI1x S-Video | No outputs |
| Connecteurs de puissance | 1x 8-pin | — |
| Board number | B002 | — |
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 |
