AMD Radeon R7 M270DX vs AMD Radeon R7 M445
Processeur graphique
| Nom du GPU | Jet | Meso |
|---|---|---|
| GPU variant | Jet PRO (216-0568010) | Meso PRO (216-0864032) |
| Architecture | GCN 1.0 | GCN 3.0 |
| Fonderie | TSMC | TSMC |
| Taille du processus | 28 nm | 28 nm |
| Transistors | 690 million | 1,550 million |
| Taille des matrices | 56 mm² | 125 mm² |
Carte graphique intégré
| Date de publication | Jan 7th, 2014 | — |
|---|---|---|
| Génération | Crystal System (Rx M200) | — |
| Production | End-of-life | — |
| Bus interface | IGP | — |
Vitesse clock
| Base clock | 780 MHz | 780 MHz |
|---|---|---|
| Boost clock | 855 MHz | 920 MHz |
| Mémoire clock | System Shared | 1000 MHz 4 Gbps effective |
Mémoire
| Taille de la mémoire | System Shared | 4 GB |
|---|---|---|
| Type de mémoire | System Shared | GDDR5 |
| Bus mémoire | System Shared | 64 bit |
| Bande passante | System Dependent | 32.00 GB/s |
Render Config
| Shading units | 320 | 320 |
|---|---|---|
| TMUs | 20 | 20 |
| ROPs | 8 | 8 |
| Compute units | 5 | 5 |
| Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 128 KB | 128 KB |
Performance théorique
| Taux de pixel | 6.840 GPixel/s | 7.360 GPixel/s |
|---|---|---|
| Taux de texture | 17.10 GTexel/s | 18.40 GTexel/s |
| FP32 (float) performance | 547.2 GFLOPS | 588.8 GFLOPS |
| FP64 (double) performance | 34.20 GFLOPS (1:16) | 36.80 GFLOPS (1:16) |
| FP16 (half) performance | — | 588.8 GFLOPS (1:1) |
Board Design
| Taille Slot | IGP | IGP |
|---|---|---|
| TDP | unknown | unknown |
| Sorties | No outputs | No outputs |
Caractéristiques graphiques
| DirectX | 12 (11_1) | 12 (12_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.0 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 5.1 | 6.0 |
AUTRES CARACTÉRISTIQUES
Graphiques mobiles
| Date de publication | — | May 15th, 2016 |
|---|---|---|
| Génération | — | Crystal System (R7 M400) |
| Production | — | End-of-life |
| Bus interface | — | PCIe 3.0 x8 |
| Prédécesseur | — | Solar System |
| Successeur | — | Mobility Radeon |
