NVIDIA GeForce RTX 2070 Mobile vs NVIDIA RTX A4 Mobile
Processeur graphique
| Nom du GPU | TU106 | GA107 |
|---|---|---|
| GPU variant | N18E-G2-A1 | — |
| Architecture | Turing | Ampere |
| Fonderie | TSMC | Samsung |
| Taille du processus | 12 nm | 8 nm |
| Transistors | 10,800 million | unknown |
| Taille des matrices | 445 mm² | unknown |
Graphiques mobiles
| Date de publication | Jan 29th, 2019 | 2021 |
|---|---|---|
| Génération | GeForce 20 Mobile | Quadro Mobile (Ax000) |
| Production | Active | Active |
| Bus interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| Prédécesseur | GeForce 10 Mobile | — |
| Successeur | GeForce 30 Mobile | — |
| gpu.details.availability | — | 2021 |
Vitesse clock
| Base clock | 1215 MHz | 1237 MHz |
|---|---|---|
| Boost clock | 1440 MHz | 1500 MHz |
| Mémoire clock | 1750 MHz 14 Gbps effective | 1750 MHz 14 Gbps effective |
Mémoire
| Taille de la mémoire | 8 GB | 4 GB |
|---|---|---|
| Type de mémoire | GDDR6 | GDDR6 |
| Bus mémoire | 256 bit | 128 bit |
| Bande passante | 448.0 GB/s | 224.0 GB/s |
Render Config
| Shading units | 2304 | 2048 |
|---|---|---|
| TMUs | 144 | 64 |
| ROPs | 64 | 40 |
| Comptage SM | 36 | 16 |
| Tensor cores | 288 | 64 |
| RT cores | 36 | 16 |
| Cache L1 | 64 KB (per SM) | 128 KB (per SM) |
| Cache L2 | 4 MB | 2 MB |
Performance théorique
| Taux de pixel | 92.16 GPixel/s | 60.00 GPixel/s |
|---|---|---|
| Taux de texture | 207.4 GTexel/s | 96.00 GTexel/s |
| FP16 (half) performance | 13.27 TFLOPS (2:1) | 6.144 TFLOPS (1:1) |
| FP32 (float) performance | 6.636 TFLOPS | 6.144 TFLOPS |
| FP64 (double) performance | 207.4 GFLOPS (1:32) | 96.00 GFLOPS (1:64) |
Board Design
| Taille Slot | MXM Module | IGP |
|---|---|---|
| TDP | 115 W | unknown |
| 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 |
