Nom du GPU | Litho | Picasso |
---|---|---|
GPU variant | Litho XT | — |
Architecture | GCN 1.0 | GCN 5.0 |
Fonderie | TSMC | GlobalFoundries |
Taille du processus | 28 nm | 14 nm |
Transistors | 690 million | 4,940 million |
Taille des matrices | 56 mm² | 210 mm² |
Date de publication | May 5th, 2015 | — |
---|---|---|
Génération | Crystal System (R7 M300) | — |
Production | End-of-life | — |
Bus interface | PCIe 3.0 x8 | — |
Prédécesseur | Solar System | — |
Successeur | Mobility Radeon | — |
Base clock | 900 MHz | 300 MHz |
---|---|---|
Boost clock | 960 MHz | 1200 MHz |
Mémoire clock | 1150 MHz 4.6 Gbps effective | System Shared |
Taille de la mémoire | 4 GB | System Shared |
---|---|---|
Type de mémoire | GDDR5 | System Shared |
Bus mémoire | 128 bit | System Shared |
Bande passante | 73.60 GB/s | System Dependent |
Shading units | 384 | 384 |
---|---|---|
TMUs | 24 | 24 |
ROPs | 8 | 8 |
Compute units | 6 | 6 |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 256 KB | — |
Taux de pixel | 7.680 GPixel/s | 9.600 GPixel/s |
---|---|---|
Taux de texture | 23.04 GTexel/s | 28.80 GTexel/s |
FP32 (float) performance | 737.3 GFLOPS | 921.6 GFLOPS |
FP64 (double) performance | 46.08 GFLOPS (1:16) | 57.60 GFLOPS (1:16) |
FP16 (half) performance | — | 1.843 TFLOPS (2:1) |
TDP | unknown | 15 W |
---|---|---|
Sorties | No outputs | No outputs |
Taille Slot | — | IGP |
DirectX | 12 (11_1) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader model | 5.1 | 6.4 |
Date de publication | — | Jan 6th, 2019 |
---|---|---|
Génération | — | Picasso (Vega Mobile) |
Production | — | Active |
Bus interface | — | IGP |
Prédécesseur | — | Raven Ridge |
Successeur | — | Renoir |