AMD Radeon R7 260X vs NVIDIA GeForce GTX 470 X2
Processeur graphique
| Nom du GPU | Bonaire | GF100 |
|---|---|---|
| GPU variant | Bonaire XTX (215-0839097) | GF100-030-A3 |
| Architecture | GCN 2.0 | Fermi |
| Fonderie | TSMC | TSMC |
| Taille du processus | 28 nm | 40 nm |
| Transistors | 2,080 million | 3,100 million |
| Taille des matrices | 160 mm² | 529 mm² |
Carte graphique
| Date de publication | Oct 8th, 2013 | Never Released |
|---|---|---|
| Génération | Volcanic Islands | GeForce 400 |
| Production | End-of-life | End-of-life |
| Prix de lancement | 139 USD | — |
| Bus interface | PCIe 3.0 x16 | PCIe 2.0 x16 |
| Critiques | 29 in our database | 48 in our database |
| Prédécesseur | Sea Islands | GeForce 200 |
| Successeur | Pirate Islands | GeForce 500 |
Vitesse clock
| GPU clock | 1100 MHz | 608 MHz |
|---|---|---|
| Mémoire clock | 1625 MHz 6.5 Gbps effective | 837 MHz 3.3 Gbps effective |
| Shader clock | — | 1215 MHz |
Mémoire
| Taille de la mémoire | 2 GB | 1024 MB |
|---|---|---|
| Type de mémoire | GDDR5 | GDDR5 |
| Bus mémoire | 128 bit | 256 bit |
| Bande passante | 104.0 GB/s | 107.1 GB/s |
Render Config
| Shading units | 896 | 352 |
|---|---|---|
| TMUs | 56 | 44 |
| ROPs | 16 | 32 |
| Compute units | 14 | — |
| Cache L1 | 16 KB (per CU) | 64 KB (per SM) |
| Cache L2 | 256 KB | 512 KB |
| Comptage SM | — | 11 |
Performance théorique
| Taux de pixel | 17.60 GPixel/s | 13.38 GPixel/s |
|---|---|---|
| Taux de texture | 61.60 GTexel/s | 26.75 GTexel/s |
| FP32 (float) performance | 1.971 TFLOPS | 855.4 GFLOPS |
| FP64 (double) performance | 123.2 GFLOPS (1:16) | — |
Board Design
| Taille Slot | Dual-slot | Dual-slot |
|---|---|---|
| Longueur | 170 mm 6.7 inches | — |
| TDP | 115 W | 215 W |
| Suggestions pour le PSU | 300 W | 550 W |
| Sorties | 2x DVI1x HDMI1x DisplayPort | 3x DVI |
| Connecteurs de puissance | 1x 6-pin | 2x 8-pin |
| Board number | C582 | — |
Caractéristiques graphiques
| DirectX | 12 (12_0) | 12 (11_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 1.1 |
| Vulkan | 1.2 | — |
| Shader model | 6.3 | 5.1 |
| CUDA | — | 2.0 |
