AMD Radeon R5 M445 vs AMD Radeon R9 M280X
Processeur graphique
| Nom du GPU | Meso | Saturn |
|---|---|---|
| GPU variant | Meso XT (216-0867030) | 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 |
Graphiques mobiles
| Date de publication | 2016 | Feb 5th, 2015 |
|---|---|---|
| Génération | Crystal System (R5 M400) | Crystal System (R9 M200) |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 3.0 x8 | PCIe 3.0 x16 |
| Prédécesseur | Solar System | Solar System |
| Successeur | Mobility Radeon | Mobility Radeon |
Vitesse clock
| GPU clock | 920 MHz | — |
|---|---|---|
| Mémoire clock | 1000 MHz 4 Gbps effective | 1375 MHz 5.5 Gbps effective |
| Base clock | — | 900 MHz |
| Boost clock | — | 1000 MHz |
Mémoire
| Taille de la mémoire | 4 GB | 4 GB |
|---|---|---|
| Type de mémoire | GDDR5 | GDDR5 |
| Bus mémoire | 64 bit | 128 bit |
| Bande passante | 32.00 GB/s | 88.00 GB/s |
Render Config
| Shading units | 384 | 896 |
|---|---|---|
| TMUs | 24 | 56 |
| ROPs | 8 | 16 |
| Compute units | 6 | 14 |
| Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 128 KB | 256 KB |
Performance théorique
| Taux de pixel | 7.360 GPixel/s | 16.00 GPixel/s |
|---|---|---|
| Taux de texture | 22.08 GTexel/s | 56.00 GTexel/s |
| FP32 (float) performance | 706.6 GFLOPS | 1.792 TFLOPS |
| FP64 (double) performance | — | 112.0 GFLOPS (1:16) |
Board Design
| 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 |
