NVIDIA GeForce GTX 1650 Mobile Refresh vs NVIDIA GeForce RTX 3080 Max-Q
Processeur graphique
| Nom du GPU | TU117B | GA104 |
|---|---|---|
| Architecture | Turing | Ampere |
| Fonderie | TSMC | Samsung |
| Taille du processus | 12 nm | 8 nm |
| Transistors | 4,700 million | 17,400 million |
| Taille des matrices | 200 mm² | 392 mm² |
| GPU variant | — | GA104-775-A1 |
Graphiques mobiles
| Date de publication | Apr 15th, 2020 | Jan 12th, 2021 |
|---|---|---|
| Génération | GeForce 16 Mobile | GeForce 30 Mobile |
| Production | Active | Active |
| Bus interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| Critiques | 44 in our database | — |
| gpu.details.availability | — | Feb 2nd, 2021 |
| Prédécesseur | — | GeForce 20 Mobile |
Vitesse clock
| Base clock | 1380 MHz | 780 MHz |
|---|---|---|
| Boost clock | 1515 MHz | 1245 MHz |
| Mémoire clock | 1500 MHz 12000 MHz effective | 1500 MHz 12 Gbps effective |
Mémoire
| Taille de la mémoire | 4 GB | 8 GB |
|---|---|---|
| Type de mémoire | GDDR6 | GDDR6 |
| Bus mémoire | 128 bit | 256 bit |
| Bande passante | 192.0 GB/s | 384.0 GB/s |
Render Config
| Shading units | 1024 | 6144 |
|---|---|---|
| TMUs | 64 | 192 |
| ROPs | 32 | 96 |
| Comptage SM | 16 | 48 |
| Cache L1 | 64 KB (per SM) | 128 KB (per SM) |
| Cache L2 | 1024 KB | 4 MB |
| Tensor cores | — | 192 |
| RT cores | — | 48 |
Performance théorique
| Taux de pixel | 48.48 GPixel/s | 119.5 GPixel/s |
|---|---|---|
| Taux de texture | 96.96 GTexel/s | 239.0 GTexel/s |
| FP16 (half) performance | 6.205 TFLOPS (2:1) | 15.30 TFLOPS (1:1) |
| FP32 (float) performance | 3.103 TFLOPS | 15.30 TFLOPS |
| FP64 (double) performance | 96.96 GFLOPS (1:32) | 239.0 GFLOPS (1:64) |
Board Design
| TDP | 50 W | 80 W |
|---|---|---|
| Sorties | No outputs | No outputs |
| Connecteurs de puissance | None | None |
Caractéristiques graphiques
| DirectX | 12 (12_1) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.2.140 | 1.2 |
| CUDA | 7.5 | 8.6 |
| Shader model | 6.5 | 6.6 |
