AMD Radeon R7 240 OEM vs NVIDIA GeForce 8800 GT
Processeur graphique
| Nom du GPU | Oland | G92 |
|---|---|---|
| Architecture | GCN 1.0 | Tesla |
| Fonderie | TSMC | TSMC |
| Taille du processus | 28 nm | 65 nm |
| Transistors | 950 million | 754 million |
| Taille des matrices | 77 mm² | 324 mm² |
| GPU variant | — | G92-270-A2 |
Carte graphique
| Date de publication | Nov 1st, 2013 | Oct 29th, 2007 |
|---|---|---|
| Génération | Volcanic Islands | GeForce 8 |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 3.0 x8 | PCIe 2.0 x16 |
| Prédécesseur | Sea Islands | GeForce 7 PCIe |
| Successeur | Pirate Islands | GeForce 9 |
| Prix de lancement | — | 349 USD |
| Critiques | — | 403 in our database |
Vitesse clock
| Base clock | 730 MHz | — |
|---|---|---|
| Boost clock | 780 MHz | — |
| Mémoire clock | 900 MHz 1800 Mbps effective | 900 MHz 1800 Mbps effective |
| GPU clock | — | 600 MHz |
| Shader clock | — | 1500 MHz |
Mémoire
| Taille de la mémoire | 2 GB | 512 MB |
|---|---|---|
| Type de mémoire | DDR3 | GDDR3 |
| Bus mémoire | 128 bit | 256 bit |
| Bande passante | 28.80 GB/s | 57.60 GB/s |
Render Config
| Shading units | 320 | 112 |
|---|---|---|
| TMUs | 20 | 56 |
| ROPs | 8 | 16 |
| Compute units | 5 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 256 KB | 64 KB |
| Comptage SM | — | 14 |
Performance théorique
| Taux de pixel | 6.240 GPixel/s | 9.600 GPixel/s |
|---|---|---|
| Taux de texture | 15.60 GTexel/s | 33.60 GTexel/s |
| FP32 (float) performance | 499.2 GFLOPS | 336.0 GFLOPS |
| FP64 (double) performance | 31.20 GFLOPS (1:16) | — |
Board Design
| Taille Slot | Single-slot | Single-slot |
|---|---|---|
| TDP | 50 W | 125 W |
| Suggestions pour le PSU | 250 W | 300 W |
| Sorties | 1x DVI1x HDMI1x VGA | 2x DVI1x S-Video |
| Connecteurs de puissance | None | 1x 6-pin |
| Board number | C552 | P393 |
| Longueur | — | 229 mm 9 inches |
Caractéristiques graphiques
| DirectX | 12 (11_1) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 4.6 | 3.3 |
| OpenCL | 1.2 | 1.1 |
| Vulkan | 1.2 | — |
| Shader model | 5.1 | 4.0 |
| CUDA | — | 1.1 |
