AMD Radeon E8950 vs AMD Radeon RX 550
Processeur graphique
| Nom du GPU | Amethyst | Lexa |
|---|---|---|
| GPU variant | E8950 | Lexa PRO (215-0904018) |
| Architecture | GCN 3.0 | GCN 4.0 |
| Fonderie | TSMC | GlobalFoundries |
| Taille du processus | 28 nm | 14 nm |
| Transistors | 5,000 million | 2,200 million |
| Taille des matrices | 366 mm² | 103 mm² |
Graphiques mobiles
| Date de publication | Sep 29th, 2015 | — |
|---|---|---|
| Génération | Embedded (8000) | — |
| Production | End-of-life | — |
| Bus interface | MXM-B (3.0) | — |
| Critiques | 3 in our database | — |
Vitesse clock
| Base clock | 735 MHz | 1100 MHz |
|---|---|---|
| Boost clock | 1000 MHz | 1183 MHz |
| Mémoire clock | 1500 MHz 6 Gbps effective | 1750 MHz 7 Gbps effective |
Mémoire
| Taille de la mémoire | 8 GB | 2 GB |
|---|---|---|
| Type de mémoire | GDDR5 | GDDR5 |
| Bus mémoire | 256 bit | 128 bit |
| Bande passante | 192.0 GB/s | 112.0 GB/s |
Render Config
| Shading units | 2048 | 512 |
|---|---|---|
| TMUs | 128 | 32 |
| ROPs | 32 | 16 |
| Compute units | 32 | 8 |
| Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 512 KB | 512 KB |
Performance théorique
| Taux de pixel | 32.00 GPixel/s | 18.93 GPixel/s |
|---|---|---|
| Taux de texture | 128.0 GTexel/s | 37.86 GTexel/s |
| FP16 (half) performance | 4.096 TFLOPS (1:1) | 1,211 GFLOPS (1:1) |
| FP32 (float) performance | 4.096 TFLOPS | 1,211 GFLOPS |
| FP64 (double) performance | 256.0 GFLOPS (1:16) | 75.71 GFLOPS (1:16) |
Board Design
| Taille Slot | MXM Module | Dual-slot |
|---|---|---|
| TDP | 95 W | 50 W |
| Sorties | No outputs | 1x DVI1x HDMI1x DisplayPort |
| Connecteurs de puissance | None | None |
| Board number | C769 | D090-01 |
| Longueur | — | 145 mm 5.7 inches |
| Suggestions pour le PSU | — | 250 W |
Caractéristiques graphiques
| DirectX | 12 (12_0) | 12 (12_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 2.1 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.3 | 6.4 |
AUTRES CARACTÉRISTIQUES
Carte graphique
| Date de publication | — | Apr 20th, 2017 |
|---|---|---|
| Génération | — | Polaris |
| Production | — | End-of-life |
| Prix de lancement | — | 79 USD |
| Bus interface | — | PCIe 3.0 x8 |
| Prédécesseur | — | Arctic Islands |
| Successeur | — | Vega |
