GPU model | Polaris 21 | C79 |
---|---|---|
GPU variant | Polaris 21 PRO | — |
Architecture | GCN 4.0 | Tesla |
Foundry | GlobalFoundries | — |
Manufacturing process | 14 nm | 65 nm |
Number of transistors | 3,000 million | 314 million |
Die size | 123 mm² | 144 mm² |
Release date | Jun 5th, 2017 | — |
---|---|---|
Generation | Radeon Pro Mac (500 Series) | — |
Production | Active | — |
Interface | PCIe 3.0 x8 | — |
GPU clock | 850 MHz | 580 MHz |
---|---|---|
Memory clock | 1275 MHz 5.1 Gbps effective | System Shared |
Shader clock | — | 1400 MHz |
Memory size | 2 GB | System Shared |
---|---|---|
Memory type | GDDR5 | System Shared |
Memory bus width | 128 bit | System Shared |
Bandwidth | 81.60 GB/s | System Dependent |
Shading units | 768 | 16 |
---|---|---|
TMUs | 48 | 8 |
ROPs | 16 | 4 |
Compute units | 12 | — |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 1024 KB | — |
SM count | — | 1 |
Pixel rate | 13.60 GPixel/s | 2.320 GPixel/s |
---|---|---|
Texture rate | 40.80 GTexel/s | 4.640 GTexel/s |
FP16 (half) performance | 1,306 GFLOPS (1:1) | — |
FP32 (float) performance | 1,306 GFLOPS | 44.80 GFLOPS |
FP64 (double) performance | 81.60 GFLOPS (1:16) | — |
Slot width | IGP | IGP |
---|---|---|
TDP | 75 W | 38 W |
Outputs | No outputs | 2x DVI |
Power connectors | None | — |
DirectX | 12 (12_0) | 11.1 (10_0) |
---|---|---|
OpenGL | 4.6 | 3.3 |
OpenCL | 2.1 | — |
Vulkan | 1.2 | — |
Shader model | 6.4 | 4.0 |
Release date | — | Sep 12th, 2007 |
---|---|---|
Generation | — | Quadro FX (x700) |
Production | — | End-of-life |
Interface | — | PCI |
Reviews | — | 26 in our database |