GPU model | Lexa | Navi 14 |
---|---|---|
GPU variant | Lexa PRO (215-0904018) | Navi 14 XTX (215-0932396) |
Architecture | GCN 4.0 | RDNA 1.0 |
Foundry | GlobalFoundries | TSMC |
Manufacturing process | 14 nm | 7 nm |
Number of transistors | 2,200 million | 6,400 million |
Die size | 103 mm² | 158 mm² |
Release date | Mar 26th, 2019 | — |
---|---|---|
Generation | Mobility Radeon (M500) | — |
Production | End-of-life | — |
Interface | PCIe 3.0 x8 | — |
Predecessor | Crystal System | — |
Base clock | 1100 MHz | 1607 MHz |
---|---|---|
Boost clock | 1124 MHz | 1845 MHz |
Memory clock | 1500 MHz 6 Gbps effective | 1750 MHz 14 Gbps effective |
Game clock | — | 1717 MHz |
Memory size | 2 GB | 4 GB |
---|---|---|
Memory type | GDDR5 | GDDR6 |
Memory bus width | 64 bit | 128 bit |
Bandwidth | 48.00 GB/s | 224.0 GB/s |
Shading units | 512 | 1408 |
---|---|---|
TMUs | 32 | 88 |
ROPs | 16 | 32 |
Compute units | 8 | 22 |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 256 KB | 2 MB |
Pixel rate | 17.98 GPixel/s | 59.04 GPixel/s |
---|---|---|
Texture rate | 35.97 GTexel/s | 162.4 GTexel/s |
FP16 (half) performance | 1,151 GFLOPS (1:1) | 10.39 TFLOPS (2:1) |
FP32 (float) performance | 1,151 GFLOPS | 5.196 TFLOPS |
FP64 (double) performance | 71.94 GFLOPS (1:16) | 324.7 GFLOPS (1:16) |
Slot width | Dual-slot | Dual-slot |
---|---|---|
TDP | 50 W | 130 W |
Outputs | No outputs | 1x HDMI3x DisplayPort |
Power connectors | None | 1x 8-pin |
Length | — | 180 mm 7.1 inches |
Suggested PSU | — | 300 W |
Board number | — | 109-D33257 |
Part number | — | 102-D33220 |
DirectX | 12 (12_0) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.4 | 6.5 |
Release date | — | Dec 12th, 2019 |
---|---|---|
Generation | — | Navi |
Predecessor | — | Vega |
Production | — | Active |
Launch price | — | 169 USD |
Interface | — | PCIe 4.0 x8 |
Reviews | — | 49 in our database |
Successor | — | Navi II |