GPU model | Opal | Tropo |
---|---|---|
GPU variant | Opal XT | Tropo XT2 |
Architecture | GCN 1.0 | GCN 1.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 28 nm | 28 nm |
Number of transistors | 950 million | 1,500 million |
Die size | 77 mm² | 123 mm² |
Release date | Jan 9th, 2014 | May 5th, 2015 |
---|---|---|
Generation | All-In-One (Rx 200) | Crystal System (R9 M300) |
Production | End-of-life | End-of-life |
Interface | PCIe 3.0 x8 | PCIe 3.0 x16 |
Predecessor | — | Solar System |
Successor | — | Mobility Radeon |
Base clock | 725 MHz | 1000 MHz |
---|---|---|
Boost clock | 825 MHz | 1015 MHz |
Memory clock | 900 MHz 1800 Mbps effective | 900 MHz 1800 Mbps effective |
Memory size | 2 GB | 2 GB |
---|---|---|
Memory type | DDR3 | DDR3 |
Memory bus width | 128 bit | 128 bit |
Bandwidth | 28.80 GB/s | 28.80 GB/s |
Shading units | 384 | 640 |
---|---|---|
TMUs | 24 | 40 |
ROPs | 8 | 16 |
Compute units | 6 | 10 |
Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
Cache L2 | 256 KB | 256 KB |
Pixel rate | 6.600 GPixel/s | 16.24 GPixel/s |
---|---|---|
Texture rate | 19.80 GTexel/s | 40.60 GTexel/s |
FP32 (float) performance | 633.6 GFLOPS | 1,299 GFLOPS |
FP64 (double) performance | 39.60 GFLOPS (1:16) | 81.20 GFLOPS (1:16) |
TDP | unknown | unknown |
---|---|---|
Outputs | No outputs | No outputs |
DirectX | 12 (11_1) | 12 (11_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 1.2 |
Vulkan | 1.2 | 1.2 |
Shader model | 5.1 | 5.1 |