GPU model | Cape Verde | Strato |
---|---|---|
GPU variant | Cape Verde XT | Strato XT |
Architecture | GCN 1.0 | GCN 2.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 28 nm | 28 nm |
Number of transistors | 1,500 million | 2,080 million |
Die size | 123 mm² | 160 mm² |
Release date | Jan 7th, 2019 | — |
---|---|---|
Generation | Pirate Islands | — |
Predecessor | Volcanic Islands | — |
Successor | Arctic Islands | — |
Production | End-of-life | — |
Interface | PCIe 3.0 x16 | — |
GPU clock | 925 MHz | — |
---|---|---|
Memory clock | 1125 MHz 4.5 Gbps effective | 1200 MHz 4.8 Gbps effective |
Base clock | — | 1000 MHz |
Boost clock | — | 1100 MHz |
Memory size | 2 GB | 4 GB |
---|---|---|
Memory type | GDDR5 | GDDR5 |
Memory bus width | 128 bit | 128 bit |
Bandwidth | 72.00 GB/s | 76.80 GB/s |
Shading units | 640 | 896 |
---|---|---|
TMUs | 40 | 56 |
ROPs | 16 | 16 |
Compute units | 10 | 14 |
Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
Cache L2 | 256 KB | 256 KB |
Pixel rate | 14.80 GPixel/s | 17.60 GPixel/s |
---|---|---|
Texture rate | 37.00 GTexel/s | 61.60 GTexel/s |
FP32 (float) performance | 1,184 GFLOPS | 1.971 TFLOPS |
FP64 (double) performance | 74.00 GFLOPS (1:16) | 123.2 GFLOPS (1:16) |
Slot width | Single-slot | — |
---|---|---|
Length | 168 mm 6.6 inches | — |
TDP | 55 W | unknown |
Suggested PSU | 250 W | — |
Outputs | 1x DVI1x HDMI1x DisplayPort | No outputs |
Power connectors | None | — |
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 | 6.3 |
Release date | — | May 5th, 2015 |
---|---|---|
Generation | — | Crystal System (R9 M300) |
Production | — | End-of-life |
Interface | — | PCIe 3.0 x16 |
Predecessor | — | Solar System |
Successor | — | Mobility Radeon |