GPU model | Polaris 20 | GP106 |
---|---|---|
GPU variant | Polaris 20 | — |
Architecture | GCN 4.0 | Pascal |
Foundry | GlobalFoundries | TSMC |
Manufacturing process | 14 nm | 16 nm |
Number of transistors | 5,700 million | 4,400 million |
Die size | 232 mm² | 200 mm² |
Release date | Jun 5th, 2017 | Feb 1st, 2017 |
---|---|---|
Generation | Radeon Pro Mac (500 Series) | GeForce 10 Mobile |
Production | Active | Active |
Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
Reviews | — | 15 in our database |
Base clock | 1000 MHz | 1354 MHz |
---|---|---|
Boost clock | 1105 MHz | 1493 MHz |
Memory clock | 1695 MHz 6.8 Gbps effective | 1752 MHz 7008 MHz effective |
Memory size | 4 GB | 2 GB |
---|---|---|
Memory type | GDDR5 | GDDR5 |
Memory bus width | 256 bit | 128 bit |
Bandwidth | 217.0 GB/s | 112.1 GB/s |
Shading units | 1792 | 640 |
---|---|---|
TMUs | 112 | 40 |
ROPs | 32 | 32 |
Compute units | 28 | — |
Cache L1 | 16 KB (per CU) | 48 KB (per SM) |
Cache L2 | 2 MB | 1024 KB |
SM count | — | 5 |
Pixel rate | 35.36 GPixel/s | 47.78 GPixel/s |
---|---|---|
Texture rate | 123.8 GTexel/s | 59.72 GTexel/s |
FP16 (half) performance | 3.960 TFLOPS (1:1) | 29.86 GFLOPS (1:64) |
FP32 (float) performance | 3.960 TFLOPS | 1.911 TFLOPS |
FP64 (double) performance | 247.5 GFLOPS (1:16) | 59.72 GFLOPS (1:32) |
Slot width | IGP | — |
---|---|---|
TDP | 150 W | 75 W |
Outputs | No outputs | No outputs |
Power connectors | None | None |
DirectX | 12 (12_0) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 1.2 |
Vulkan | 1.2 | 1.2.131 |
Shader model | 6.4 | 6.4 |
CUDA | — | 6.1 |