AMD Radeon R9 270 vs NVIDIA GeForce GT 730
Processeur graphique
| Nom du GPU | Curacao | GF108 |
|---|---|---|
| GPU variant | Curacao PRO (215-0848000) | GF108-400-A1 |
| Architecture | GCN 1.0 | Fermi |
| Fonderie | TSMC | TSMC |
| Taille du processus | 28 nm | 40 nm |
| Transistors | 2,800 million | 585 million |
| Taille des matrices | 212 mm² | 116 mm² |
Carte graphique
| Date de publication | Nov 13th, 2013 | Jun 18th, 2014 |
|---|---|---|
| Génération | Volcanic Islands | GeForce 700 |
| Production | End-of-life | End-of-life |
| Prix de lancement | 179 USD | — |
| Bus interface | PCIe 3.0 x16 | PCIe 2.0 x16 |
| Critiques | 32 in our database | — |
| Prédécesseur | Sea Islands | GeForce 600 |
| Successeur | Pirate Islands | GeForce 900 |
Vitesse clock
| Base clock | 900 MHz | — |
|---|---|---|
| Boost clock | 925 MHz | — |
| Mémoire clock | 1400 MHz 5.6 Gbps effective | 800 MHz 1600 Mbps effective |
| GPU clock | — | 700 MHz |
| Shader clock | — | 1400 MHz |
Mémoire
| Taille de la mémoire | 2 GB | 2 GB |
|---|---|---|
| Type de mémoire | GDDR5 | DDR3 |
| Bus mémoire | 256 bit | 128 bit |
| Bande passante | 179.2 GB/s | 25.60 GB/s |
Render Config
| Shading units | 1280 | 96 |
|---|---|---|
| TMUs | 80 | 16 |
| ROPs | 32 | 4 |
| Compute units | 20 | — |
| Cache L1 | 16 KB (per CU) | 64 KB (per SM) |
| Cache L2 | 512 KB | 256 KB |
| Comptage SM | — | 2 |
Performance théorique
| Taux de pixel | 29.60 GPixel/s | 2.800 GPixel/s |
|---|---|---|
| Taux de texture | 74.00 GTexel/s | 11.20 GTexel/s |
| FP32 (float) performance | 2.368 TFLOPS | 268.8 GFLOPS |
| FP64 (double) performance | 148.0 GFLOPS (1:16) | 22.40 GFLOPS (1:12) |
Board Design
| Taille Slot | Dual-slot | Single-slot |
|---|---|---|
| Longueur | 210 mm 8.3 inches | 145 mm 5.7 inches |
| TDP | 150 W | 49 W |
| Suggestions pour le PSU | 450 W | 200 W |
| Sorties | 2x DVI1x HDMI1x DisplayPort | 1x DVI1x HDMI1x VGA |
| Connecteurs de puissance | 1x 6-pin | None |
| Board number | C630, C631, C632 | P1070, P1071 |
Caractéristiques graphiques
| DirectX | 12 (11_1) | 12 (11_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 1.1 |
| Vulkan | 1.2 | — |
| Shader model | 5.1 | 5.1 |
| CUDA | — | 2.1 |
