GPU model | Navi 14 | Polaris 20 |
---|---|---|
GPU variant | Navi 14 PRO XL | Polaris 20 XL (215-0910052) |
Architecture | RDNA 1.0 | GCN 4.0 |
Foundry | TSMC | GlobalFoundries |
Manufacturing process | 7 nm | 14 nm |
Number of transistors | 6,400 million | 5,700 million |
Die size | 158 mm² | 232 mm² |
Release date | Aug 4th, 2020 | Unknown |
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Generation | Radeon Pro Mac | Mining GPUs |
Production | Active | Active |
Interface | PCIe 4.0 x8 | PCIe 3.0 x16 |
Reviews | — | 29 in our database |
Base clock | 1187 MHz | 1120 MHz |
---|---|---|
Boost clock | 1757 MHz | 1206 MHz |
Memory clock | 1750 MHz 14 Gbps effective | 2100 MHz 8.4 Gbps effective |
Memory size | 8 GB | 8 GB |
---|---|---|
Memory type | GDDR6 | GDDR5 |
Memory bus width | 128 bit | 256 bit |
Bandwidth | 224.0 GB/s | 268.8 GB/s |
Shading units | 1536 | 2048 |
---|---|---|
TMUs | 96 | 128 |
ROPs | 32 | 32 |
Compute units | 24 | 32 |
Cache L2 | 2 MB | 2 MB |
Cache L1 | — | 16 KB (per CU) |
Pixel rate | 56.22 GPixel/s | 38.59 GPixel/s |
---|---|---|
Texture rate | 168.7 GTexel/s | 154.4 GTexel/s |
FP16 (half) performance | 10.80 TFLOPS (2:1) | 4.940 TFLOPS (1:1) |
FP32 (float) performance | 5.398 TFLOPS | 4.940 TFLOPS |
FP64 (double) performance | 337.3 GFLOPS (1:16) | 308.7 GFLOPS (1:16) |
Slot width | IGP | Dual-slot |
---|---|---|
TDP | 125 W | 180 W |
Suggested PSU | 300 W | 450 W |
Outputs | No outputs | 1x HDMI |
Power connectors | None | 2x 8-pin |
Length | — | 241 mm 9.5 inches |
Board number | — | P010 |
DirectX | 12 (12_1) | 12 (12_0) |
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OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.5 | 6.4 |