Nom du GPU | Navi 14 | TU117 |
---|---|---|
GPU variant | Navi 14 PROA | N18S-G5 |
Architecture | RDNA 1.0 | Turing |
Fonderie | TSMC | TSMC |
Taille du processus | 7 nm | 12 nm |
Transistors | 6,400 million | 4,700 million |
Taille des matrices | 158 mm² | 200 mm² |
Date de publication | Nov 13th, 2019 | Aug 25th, 2020 |
---|---|---|
Génération | Radeon Pro Mac (Navi Mobile) | GeForce MX (4xx) |
Production | Active | Active |
Bus interface | PCIe 4.0 x8 | PCIe 4.0 x4 |
Base clock | 1000 MHz | 1395 MHz |
---|---|---|
Boost clock | 1250 MHz | 1575 MHz |
Mémoire clock | 1500 MHz 12 Gbps effective | 1250 MHz 10 Gbps effective |
Taille de la mémoire | 4 GB | 2 GB |
---|---|---|
Type de mémoire | GDDR6 | GDDR6 |
Bus mémoire | 128 bit | 64 bit |
Bande passante | 192.0 GB/s | 80.00 GB/s |
Shading units | 1280 | 896 |
---|---|---|
TMUs | 80 | 56 |
ROPs | 32 | 32 |
Compute units | 20 | — |
Cache L2 | 2 MB | 512 KB |
Comptage SM | — | 14 |
Cache L1 | — | 64 KB (per SM) |
Taux de pixel | 40.00 GPixel/s | 50.40 GPixel/s |
---|---|---|
Taux de texture | 100.0 GTexel/s | 88.20 GTexel/s |
FP16 (half) performance | 6.400 TFLOPS (2:1) | 5.645 TFLOPS (2:1) |
FP32 (float) performance | 3.200 TFLOPS | 2.822 TFLOPS |
FP64 (double) performance | 200.0 GFLOPS (1:16) | 88.20 GFLOPS (1:32) |
TDP | 85 W | 31 W |
---|---|---|
Sorties | No outputs | No outputs |
Connecteurs de puissance | None | None |
DirectX | 12 (12_1) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 3.0 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.5 | 6.6 |
CUDA | — | 7.5 |