GPU model | Navi 10 | Vega 20 |
---|---|---|
Architecture | RDNA 1.0 | GCN 5.1 |
Foundry | TSMC | TSMC |
Manufacturing process | 7 nm | 7 nm |
Number of transistors | 10,300 million | 13,230 million |
Die size | 251 mm² | 331 mm² |
GPU variant | Navi 10 XTA | Vega 20 GL XT |
Release date | Aug 4th, 2020 | May 13th, 2020 |
---|---|---|
Generation | Radeon Pro Mac | Radeon Pro |
Production | Active | Active |
Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
Launch price | — | 1,899 USD |
Base clock | 1243 MHz | 1400 MHz |
---|---|---|
Boost clock | 1499 MHz | 1700 MHz |
Memory clock | 1500 MHz 12 Gbps effective | 1000 MHz 2 Gbps effective |
Memory size | 16 GB | 16 GB |
---|---|---|
Memory type | GDDR6 | HBM2 |
Memory bus width | 256 bit | 4096 bit |
Bandwidth | 384.0 GB/s | 1,024 GB/s |
Shading units | 2560 | 3840 |
---|---|---|
TMUs | 160 | 240 |
ROPs | 64 | 64 |
Compute units | 40 | 60 |
Cache L2 | 4 MB | 4 MB |
Cache L1 | — | 16 KB (per CU) |
Pixel rate | 95.94 GPixel/s | 108.8 GPixel/s |
---|---|---|
Texture rate | 239.8 GTexel/s | 408.0 GTexel/s |
FP16 (half) performance | 15.35 TFLOPS (2:1) | 26.11 TFLOPS (2:1) |
FP32 (float) performance | 7.675 TFLOPS | 13.06 TFLOPS |
FP64 (double) performance | 479.7 GFLOPS (1:16) | 6.528 TFLOPS (1:2) |
Slot width | IGP | Dual-slot |
---|---|---|
TDP | 130 W | 250 W |
Suggested PSU | 300 W | 600 W |
Outputs | No outputs | 6x mini-DisplayPort |
Power connectors | None | 1x 6-pin + 1x 8-pin |
Length | — | 305 mm 12 inches |
Width | — | 111 mm 4.4 inches |
Board number | — | D360-37 |
DirectX | 12 (12_1) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.5 | 6.4 |