AMD Radeon R8 M445DX vs AMD Radeon R9 M280X
Processeur graphique
| Nom du GPU | Meso | Saturn |
|---|---|---|
| GPU variant | Meso PRO (216-0864032) | Saturn XT |
| Architecture | GCN 3.0 | GCN 2.0 |
| Fonderie | TSMC | TSMC |
| Taille du processus | 28 nm | 28 nm |
| Transistors | 1,550 million | 2,080 million |
| Taille des matrices | 125 mm² | 160 mm² |
Carte graphique intégré
| Date de publication | May 15th, 2016 | — |
|---|---|---|
| Génération | Crystal System (Rx M400) | — |
| Production | End-of-life | — |
| Bus interface | IGP | — |
Vitesse clock
| Base clock | 780 MHz | 900 MHz |
|---|---|---|
| Boost clock | 1021 MHz | 1000 MHz |
| Mémoire clock | System Shared | 1375 MHz 5.5 Gbps effective |
Mémoire
| Taille de la mémoire | System Shared | 4 GB |
|---|---|---|
| Type de mémoire | System Shared | GDDR5 |
| Bus mémoire | System Shared | 128 bit |
| Bande passante | System Dependent | 88.00 GB/s |
Render Config
| Shading units | 320 | 896 |
|---|---|---|
| TMUs | 20 | 56 |
| ROPs | 8 | 16 |
| Compute units | 5 | 14 |
| Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 128 KB | 256 KB |
Performance théorique
| Taux de pixel | 8.168 GPixel/s | 16.00 GPixel/s |
|---|---|---|
| Taux de texture | 20.42 GTexel/s | 56.00 GTexel/s |
| FP16 (half) performance | 653.4 GFLOPS (1:1) | — |
| FP32 (float) performance | 653.4 GFLOPS | 1.792 TFLOPS |
| FP64 (double) performance | 40.84 GFLOPS (1:16) | 112.0 GFLOPS (1:16) |
Board Design
| Taille Slot | IGP | — |
|---|---|---|
| TDP | unknown | unknown |
| Sorties | No outputs | No outputs |
Caractéristiques graphiques
| DirectX | 12 (12_0) | 12 (12_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 2.0 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.0 | 6.3 |
AUTRES CARACTÉRISTIQUES
Graphiques mobiles
| Date de publication | — | Feb 5th, 2015 |
|---|---|---|
| Génération | — | Crystal System (R9 M200) |
| Production | — | End-of-life |
| Bus interface | — | PCIe 3.0 x16 |
| Prédécesseur | — | Solar System |
| Successeur | — | Mobility Radeon |
