GPU model | Tahiti | Navi 14 |
---|---|---|
GPU variant | Tahiti XT GL | Navi 14 XTX (215-0932396) |
Architecture | GCN 1.0 | RDNA 1.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 28 nm | 7 nm |
Number of transistors | 4,313 million | 6,400 million |
Die size | 352 mm² | 158 mm² |
Release date | Jan 18th, 2014 | Dec 12th, 2019 |
---|---|---|
Generation | FirePro | Navi |
Production | End-of-life | Active |
Interface | PCIe 3.0 x16 | PCIe 4.0 x8 |
Predecessor | — | Vega |
Launch price | — | 169 USD |
Reviews | — | 49 in our database |
Successor | — | Navi II |
GPU clock | 850 MHz | — |
---|---|---|
Memory clock | 1370 MHz 5.5 Gbps effective | 1750 MHz 14 Gbps effective |
Base clock | — | 1607 MHz |
Game clock | — | 1717 MHz |
Boost clock | — | 1845 MHz |
Memory size | 6 GB | 4 GB |
---|---|---|
Memory type | GDDR5 | GDDR6 |
Memory bus width | 384 bit | 128 bit |
Bandwidth | 263.0 GB/s | 224.0 GB/s |
Shading units | 2048 | 1408 |
---|---|---|
TMUs | 128 | 88 |
ROPs | 32 | 32 |
Compute units | 32 | 22 |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 768 KB | 2 MB |
Pixel rate | 27.20 GPixel/s | 59.04 GPixel/s |
---|---|---|
Texture rate | 108.8 GTexel/s | 162.4 GTexel/s |
FP32 (float) performance | 3.482 TFLOPS | 5.196 TFLOPS |
FP64 (double) performance | 870.4 GFLOPS (1:4) | 324.7 GFLOPS (1:16) |
FP16 (half) performance | — | 10.39 TFLOPS (2:1) |
Slot width | Dual-slot | Dual-slot |
---|---|---|
Length | 279 mm 11 inches | 180 mm 7.1 inches |
TDP | 274 W | 130 W |
Suggested PSU | 600 W | 300 W |
Outputs | 6x mini-DisplayPort1x SDI | 1x HDMI3x DisplayPort |
Power connectors | — | 1x 8-pin |
Board number | — | 109-D33257 |
Part number | — | 102-D33220 |
DirectX | 12 (11_1) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader model | 5.1 | 6.5 |