NVIDIA GeForce 8800 GTS 640 vs NVIDIA GeForce RTX 2060
Processeur graphique
| Nom du GPU | G80 | TU106 |
|---|---|---|
| GPU variant | G80-100-K0-A2 | TU106-200A-KA-A1 |
| Architecture | Tesla | Turing |
| Fonderie | TSMC | TSMC |
| Taille du processus | 90 nm | 12 nm |
| Transistors | 681 million | 10,800 million |
| Taille des matrices | 484 mm² | 445 mm² |
Carte graphique
| Date de publication | Nov 8th, 2006 | Jan 7th, 2019 |
|---|---|---|
| Génération | GeForce 8 | GeForce 20 |
| Production | End-of-life | Active |
| Prix de lancement | 449 USD | 349 USD |
| Bus interface | PCIe 1.0 x16 | PCIe 3.0 x16 |
| Critiques | 403 in our database | 85 in our database |
| Prédécesseur | GeForce 7 PCIe | GeForce 10 |
| Successeur | GeForce 9 | GeForce 30 |
Vitesse clock
| GPU clock | 513 MHz | — |
|---|---|---|
| Shader clock | 1188 MHz | — |
| Mémoire clock | 792 MHz 1584 Mbps effective | 1750 MHz 14 Gbps effective |
| Base clock | — | 1365 MHz |
| Boost clock | — | 1680 MHz |
Mémoire
| Taille de la mémoire | 640 MB | 6 GB |
|---|---|---|
| Type de mémoire | GDDR3 | GDDR6 |
| Bus mémoire | 320 bit | 192 bit |
| Bande passante | 63.36 GB/s | 336.0 GB/s |
Render Config
| Shading units | 96 | 1920 |
|---|---|---|
| TMUs | 24 | 120 |
| ROPs | 20 | 48 |
| Comptage SM | 12 | 30 |
| Cache L2 | 80 KB | 3 MB |
| Tensor cores | — | 240 |
| RT cores | — | 30 |
| Cache L1 | — | 64 KB (per SM) |
Performance théorique
| Taux de pixel | 10.26 GPixel/s | 80.64 GPixel/s |
|---|---|---|
| Taux de texture | 24.62 GTexel/s | 201.6 GTexel/s |
| FP32 (float) performance | 228.1 GFLOPS | 6.451 TFLOPS |
| FP16 (half) performance | — | 12.90 TFLOPS (2:1) |
| FP64 (double) performance | — | 201.6 GFLOPS (1:32) |
Board Design
| Taille Slot | Dual-slot | Dual-slot |
|---|---|---|
| Longueur | 267 mm 10.5 inches | 229 mm 9 inches |
| TDP | 143 W | 160 W |
| Suggestions pour le PSU | 300 W | 450 W |
| Sorties | 2x DVI1x S-Video | 1x DVI1x HDMI2x DisplayPort1x USB Type-C |
| Connecteurs de puissance | 1x 6-pin | 1x 8-pin |
| Board number | P356 | PG160 SKU 42 |
| Taille | — | 113 mm 4.4 inches |
| Taille | — | 35 mm 1.4 inches |
Caractéristiques graphiques
| DirectX | 11.1 (10_0) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 3.3 | 4.6 |
| OpenCL | 1.1 (1.0) | 3.0 |
| Vulkan | — | 1.2 |
| CUDA | 1.0 | 7.5 |
| Shader model | 4.0 | 6.6 |
