NVIDIA GeForce RTX 2070 Mobile Refresh vs NVIDIA GeForce RTX 3080 Mobile
Processeur graphique
| Nom du GPU | TU106B | GA104 |
|---|---|---|
| Architecture | Turing | Ampere |
| Fonderie | TSMC | Samsung |
| Taille du processus | 12 nm | 8 nm |
| Transistors | 10,800 million | 17,400 million |
| Taille des matrices | 445 mm² | 392 mm² |
| GPU variant | — | GA104-775-A1 |
Graphiques mobiles
| Date de publication | Mar 4th, 2020 | Jan 12th, 2021 |
|---|---|---|
| Génération | GeForce 20 Mobile | GeForce 30 Mobile |
| Production | Active | Active |
| Bus interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| Prédécesseur | GeForce 10 Mobile | GeForce 20 Mobile |
| Successeur | GeForce 30 Mobile | — |
| gpu.details.availability | — | Feb 2nd, 2021 |
Vitesse clock
| Base clock | 1260 MHz | 1110 MHz |
|---|---|---|
| Boost clock | 1455 MHz | 1545 MHz |
| Mémoire clock | 1375 MHz 11 Gbps effective | 1750 MHz 14 Gbps effective |
Mémoire
| Taille de la mémoire | 8 GB | 8 GB |
|---|---|---|
| Type de mémoire | GDDR6 | GDDR6 |
| Bus mémoire | 256 bit | 256 bit |
| Bande passante | 352.0 GB/s | 448.0 GB/s |
Render Config
| Shading units | 2304 | 6144 |
|---|---|---|
| TMUs | 144 | 192 |
| ROPs | 64 | 96 |
| Comptage SM | 36 | 48 |
| Tensor cores | 288 | 192 |
| RT cores | 36 | 48 |
| Cache L1 | 64 KB (per SM) | 128 KB (per SM) |
| Cache L2 | 4 MB | 4 MB |
Performance théorique
| Taux de pixel | 93.12 GPixel/s | 148.3 GPixel/s |
|---|---|---|
| Taux de texture | 209.5 GTexel/s | 296.6 GTexel/s |
| FP16 (half) performance | 13.41 TFLOPS (2:1) | 18.98 TFLOPS (1:1) |
| FP32 (float) performance | 6.705 TFLOPS | 18.98 TFLOPS |
| FP64 (double) performance | 209.5 GFLOPS (1:32) | 296.6 GFLOPS (1:64) |
Board Design
| Taille Slot | MXM Module | — |
|---|---|---|
| TDP | 115 W | 115 W |
| Sorties | No outputs | No outputs |
| Connecteurs de puissance | None | None |
Caractéristiques graphiques
| DirectX | 12 Ultimate (12_2) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.2 | 1.2 |
| CUDA | 7.5 | 8.6 |
| Shader model | 6.6 | 6.6 |
