GPU model | Litho | Picasso |
---|---|---|
GPU variant | Litho XT | — |
Architecture | GCN 1.0 | GCN 5.0 |
Foundry | TSMC | GlobalFoundries |
Manufacturing process | 28 nm | 14 nm |
Number of transistors | 690 million | 4,940 million |
Die size | 56 mm² | 210 mm² |
Release date | May 5th, 2015 | — |
---|---|---|
Generation | Crystal System (R7 M300) | — |
Production | End-of-life | — |
Interface | PCIe 3.0 x8 | — |
Predecessor | Solar System | — |
Successor | Mobility Radeon | — |
Base clock | 900 MHz | 300 MHz |
---|---|---|
Boost clock | 960 MHz | 1250 MHz |
Memory clock | 1000 MHz 4 Gbps effective | System Shared |
Memory size | 1024 MB | System Shared |
---|---|---|
Memory type | GDDR5 | System Shared |
Memory bus width | 128 bit | System Shared |
Bandwidth | 64.00 GB/s | System Dependent |
Shading units | 384 | 512 |
---|---|---|
TMUs | 24 | 32 |
ROPs | 8 | 8 |
Compute units | 6 | 8 |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 256 KB | — |
Pixel rate | 7.680 GPixel/s | 10.00 GPixel/s |
---|---|---|
Texture rate | 23.04 GTexel/s | 40.00 GTexel/s |
FP32 (float) performance | 737.3 GFLOPS | 1,280 GFLOPS |
FP64 (double) performance | 46.08 GFLOPS (1:16) | 80.00 GFLOPS (1:16) |
FP16 (half) performance | — | 2.560 TFLOPS (2:1) |
TDP | unknown | 15 W |
---|---|---|
Outputs | No outputs | No outputs |
Slot width | — | IGP |
Power connectors | — | None |
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 |
Release date | — | Jul 7th, 2019 |
---|---|---|
Generation | — | Picasso (Vega) |
Production | — | Active |
Interface | — | IGP |
Predecessor | — | Raven Ridge |
Successor | — | Renoir |