AMD Radeon R7 260X vs NVIDIA Tesla C870
Processeur graphique
| Nom du GPU | Bonaire | G80 |
|---|---|---|
| GPU variant | Bonaire XTX (215-0839097) | — |
| Architecture | GCN 2.0 | Tesla |
| Fonderie | TSMC | TSMC |
| Taille du processus | 28 nm | 90 nm |
| Transistors | 2,080 million | 681 million |
| Taille des matrices | 160 mm² | 484 mm² |
Carte graphique
| Date de publication | Oct 8th, 2013 | May 2nd, 2007 |
|---|---|---|
| Génération | Volcanic Islands | Tesla |
| Production | End-of-life | End-of-life |
| Prix de lancement | 139 USD | 1,499 USD |
| Bus interface | PCIe 3.0 x16 | PCIe 1.0 x16 |
| Critiques | 29 in our database | — |
| Prédécesseur | Sea Islands | — |
| Successeur | Pirate Islands | — |
Vitesse clock
| GPU clock | 1100 MHz | 600 MHz |
|---|---|---|
| Mémoire clock | 1625 MHz 6.5 Gbps effective | 800 MHz 1600 Mbps effective |
| Shader clock | — | 1350 MHz |
Mémoire
| Taille de la mémoire | 2 GB | 1536 MB |
|---|---|---|
| Type de mémoire | GDDR5 | GDDR3 |
| Bus mémoire | 128 bit | 384 bit |
| Bande passante | 104.0 GB/s | 76.80 GB/s |
Render Config
| Shading units | 896 | 128 |
|---|---|---|
| TMUs | 56 | 32 |
| ROPs | 16 | 24 |
| Compute units | 14 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 256 KB | 96 KB |
| Comptage SM | — | 16 |
Performance théorique
| Taux de pixel | 17.60 GPixel/s | 14.40 GPixel/s |
|---|---|---|
| Taux de texture | 61.60 GTexel/s | 38.40 GTexel/s |
| FP32 (float) performance | 1.971 TFLOPS | 345.6 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 | 171 W |
| Suggestions pour le PSU | 300 W | 450 W |
| Sorties | 2x DVI1x HDMI1x DisplayPort | No outputs |
| Connecteurs de puissance | 1x 6-pin | 2x 6-pin |
| Board number | C582 | P357 |
Caractéristiques graphiques
| DirectX | 12 (12_0) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 4.6 | 3.3 |
| OpenCL | 2.0 | 1.1 (1.0) |
| Vulkan | 1.2 | — |
| Shader model | 6.3 | 4.0 |
| CUDA | — | 1.0 |
