GPU model | Navi 12 | Grenada |
---|---|---|
GPU variant | Navi 12 | Grenada PRO (215-0880030) |
Architecture | RDNA 1.0 | GCN 2.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 7 nm | 28 nm |
Number of transistors | unknown | 6,200 million |
Die size | unknown | 438 mm² |
Release date | Jun 15th, 2020 | — |
---|---|---|
Generation | Radeon Pro Mac (Navi Mobile) | — |
Production | Active | — |
Interface | PCIe 4.0 x16 | — |
Base clock | 1000 MHz | — |
---|---|---|
Boost clock | 1035 MHz | — |
Memory clock | 770 MHz 1540 Mbps effective | 1350 MHz 5.4 Gbps effective |
GPU clock | — | 1000 MHz |
Memory size | 8 GB | 8 GB |
---|---|---|
Memory type | HBM2 | GDDR5 |
Memory bus width | 2048 bit | 512 bit |
Bandwidth | 394.2 GB/s | 345.6 GB/s |
Shading units | 2560 | 2560 |
---|---|---|
TMUs | 160 | 160 |
ROPs | 64 | 64 |
Compute units | 40 | 40 |
Cache L2 | 4 MB | 1024 KB |
Cache L1 | — | 16 KB (per CU) |
Pixel rate | 66.24 GPixel/s | 64.00 GPixel/s |
---|---|---|
Texture rate | 165.6 GTexel/s | 160.0 GTexel/s |
FP16 (half) performance | 10.60 TFLOPS (2:1) | — |
FP32 (float) performance | 5.299 TFLOPS | 5.120 TFLOPS |
FP64 (double) performance | 331.2 GFLOPS (1:16) | 640.0 GFLOPS (1:8) |
Slot width | IGP | Triple-slot |
---|---|---|
TDP | 50 W | 580 W |
Outputs | No outputs | 2x DVI1x HDMI1x DisplayPort |
Power connectors | None | 4x 8-pin |
Suggested PSU | — | 950 W |
Board number | — | C671 |
DirectX | 12 (12_1) | 12 (12_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.2 | 2.0 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.5 | 6.3 |
Release date | — | Sep 3rd, 2015 |
---|---|---|
Generation | — | Pirate Islands |
Production | — | End-of-life |
Launch price | — | 1,399 USD |
Interface | — | PCIe 3.0 x16 |
Predecessor | — | Volcanic Islands |
Successor | — | Arctic Islands |