GPU model | Navi 12 | Polaris 30 |
---|---|---|
GPU variant | Navi 12 | Polaris 30 XT (215-0922006) |
Architecture | RDNA 1.0 | GCN 4.0 |
Foundry | TSMC | GlobalFoundries |
Manufacturing process | 7 nm | 12 nm |
Number of transistors | unknown | 5,700 million |
Die size | unknown | 232 mm² |
Release date | Jun 15th, 2020 | — |
---|---|---|
Generation | Radeon Pro Mac (Navi Mobile) | — |
Production | Active | — |
Interface | PCIe 4.0 x16 | — |
Base clock | 1000 MHz | 1469 MHz |
---|---|---|
Boost clock | 1035 MHz | 1545 MHz |
Memory clock | 770 MHz 1540 Mbps effective | 2000 MHz 8 Gbps effective |
Memory size | 8 GB | 8 GB |
---|---|---|
Memory type | HBM2 | GDDR5 |
Memory bus width | 2048 bit | 256 bit |
Bandwidth | 394.2 GB/s | 256.0 GB/s |
Shading units | 2560 | 2304 |
---|---|---|
TMUs | 160 | 144 |
ROPs | 64 | 32 |
Compute units | 40 | 36 |
Cache L2 | 4 MB | 2 MB |
Cache L1 | — | 16 KB (per CU) |
Pixel rate | 66.24 GPixel/s | 49.44 GPixel/s |
---|---|---|
Texture rate | 165.6 GTexel/s | 222.5 GTexel/s |
FP16 (half) performance | 10.60 TFLOPS (2:1) | 7.119 TFLOPS (1:1) |
FP32 (float) performance | 5.299 TFLOPS | 7.119 TFLOPS |
FP64 (double) performance | 331.2 GFLOPS (1:16) | 445.0 GFLOPS (1:16) |
Slot width | IGP | Dual-slot |
---|---|---|
TDP | 50 W | 175 W |
Outputs | No outputs | 1x HDMI3x DisplayPort |
Power connectors | None | 1x 8-pin |
Length | — | 241 mm 9.5 inches |
Suggested PSU | — | 450 W |
Board number | — | C944-41 |
DirectX | 12 (12_1) | 12 (12_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.2 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.5 | 6.4 |
Release date | — | Nov 15th, 2018 |
---|---|---|
Generation | — | Polaris |
Production | — | Active |
Launch price | — | 279 USD |
Current price | — | Amazon / Newegg |
Interface | — | PCIe 3.0 x16 |
Reviews | — | 36 in our database |
Predecessor | — | Arctic Islands |
Successor | — | Vega |