AMD Radeon Pro 560X vs NVIDIA GeForce MX450 25W
Processeur graphique
| Nom du GPU | Polaris 21 | TU117 |
|---|---|---|
| GPU variant | Polaris 21 XT (215-0908004) | N18S-G5 |
| Architecture | GCN 4.0 | Turing |
| Fonderie | GlobalFoundries | TSMC |
| Taille du processus | 14 nm | 12 nm |
| Transistors | 3,000 million | 4,700 million |
| Taille des matrices | 123 mm² | 200 mm² |
Graphiques mobiles
| Date de publication | Jul 16th, 2018 | Aug 15th, 2020 |
|---|---|---|
| Génération | Radeon Pro Mac (500X Series) | GeForce MX (4xx) |
| Production | Active | Active |
| Bus interface | PCIe 3.0 x8 | PCIe 4.0 x4 |
Vitesse clock
| GPU clock | 1004 MHz | — |
|---|---|---|
| Mémoire clock | 1470 MHz 5.9 Gbps effective | 1250 MHz 10 Gbps effective |
| Base clock | — | 720 MHz |
| Boost clock | — | 930 MHz |
Mémoire
| Taille de la mémoire | 4 GB | 2 GB |
|---|---|---|
| Type de mémoire | GDDR5 | GDDR6 |
| Bus mémoire | 128 bit | 64 bit |
| Bande passante | 94.08 GB/s | 80.00 GB/s |
Render Config
| Shading units | 1024 | 896 |
|---|---|---|
| TMUs | 64 | 56 |
| ROPs | 16 | 32 |
| Compute units | 16 | — |
| Cache L1 | 16 KB (per CU) | 64 KB (per SM) |
| Cache L2 | 1024 KB | 512 KB |
| Comptage SM | — | 14 |
Performance théorique
| Taux de pixel | 16.06 GPixel/s | 29.76 GPixel/s |
|---|---|---|
| Taux de texture | 64.26 GTexel/s | 52.08 GTexel/s |
| FP16 (half) performance | 2.056 TFLOPS (1:1) | 3.333 TFLOPS (2:1) |
| FP32 (float) performance | 2.056 TFLOPS | 1.667 TFLOPS |
| FP64 (double) performance | 128.5 GFLOPS (1:16) | 52.08 GFLOPS (1:32) |
Board Design
| Taille Slot | IGP | — |
|---|---|---|
| TDP | 75 W | 25 W |
| Sorties | No outputs | No outputs |
| Connecteurs de puissance | None | None |
Caractéristiques graphiques
| DirectX | 12 (12_0) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 3.0 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.4 | 6.6 |
| CUDA | — | 7.5 |
