GPU model | Navi 21 | Navi 14 |
---|---|---|
Architecture | RDNA 2.0 | RDNA 1.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 7 nm | 7 nm |
Number of transistors | 26,800 million | 6,400 million |
Die size | 520 mm² | 158 mm² |
GPU variant | Navi 21 Pro-XLA | Navi 14 XTX (215-0932396) |
Release date | Aug 3rd, 2021 | Dec 12th, 2019 |
---|---|---|
Generation | Radeon Pro Mac | Navi |
Production | Active | Active |
Launch price | 4,999 USD | 169 USD |
Interface | PCIe 4.0 x16 | PCIe 4.0 x8 |
Predecessor | — | Vega |
Reviews | — | 49 in our database |
Successor | — | Navi II |
Base clock | 1800 MHz | 1607 MHz |
---|---|---|
Boost clock | 1975 MHz | 1845 MHz |
Memory clock | 2000 MHz 16 Gbps effective | 1750 MHz 14 Gbps effective |
Game clock | — | 1717 MHz |
Memory size | 32 GB | 4 GB |
---|---|---|
Memory type | GDDR6 | GDDR6 |
Memory bus width | 256 bit | 128 bit |
Bandwidth | 512.0 GB/s | 224.0 GB/s |
Shading units | 3840 | 1408 |
---|---|---|
TMUs | 240 | 88 |
ROPs | 96 | 32 |
Compute units | 60 | 22 |
RT cores | 60 | — |
gpu.details.l0-cache | 32 KB per WGP | — |
Cache L1 | 128 KB per Array | — |
Cache L2 | 4 MB | 2 MB |
gpu.details.l3-cache | 128 MB | — |
Pixel rate | 189.6 GPixel/s | 59.04 GPixel/s |
---|---|---|
Texture rate | 474.0 GTexel/s | 162.4 GTexel/s |
FP16 (half) performance | 30.34 TFLOPS (2:1) | 10.39 TFLOPS (2:1) |
FP32 (float) performance | 15.17 TFLOPS | 5.196 TFLOPS |
FP64 (double) performance | 948.0 GFLOPS (1:16) | 324.7 GFLOPS (1:16) |
Slot width | Quad-slot | Dual-slot |
---|---|---|
Length | 267 mm 10.5 inches | 180 mm 7.1 inches |
Width | 120 mm 4.7 inches | — |
TDP | 400 W | 130 W |
Suggested PSU | 800 W | 300 W |
Outputs | 1x HDMI4x Thunderbolt | 1x HDMI3x DisplayPort |
Power connectors | None | 1x 8-pin |
Board number | — | 109-D33257 |
Part number | — | 102-D33220 |
DirectX | 12 Ultimate (12_2) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.5 | 6.5 |