GPU model | Navi 14 | Grenada |
---|---|---|
GPU variant | Navi 14 PRO XL | Grenada PRO (215-0880030) |
Architecture | RDNA 1.0 | GCN 2.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 7 nm | 28 nm |
Number of transistors | 6,400 million | 6,200 million |
Die size | 158 mm² | 438 mm² |
Release date | Feb 10th, 2020 | Sep 3rd, 2015 |
---|---|---|
Generation | Radeon Pro | Pirate Islands |
Production | Active | End-of-life |
Launch price | 399 USD | 1,399 USD |
Interface | PCIe 4.0 x8 | PCIe 3.0 x16 |
Predecessor | — | Volcanic Islands |
Successor | — | Arctic Islands |
Base clock | 1744 MHz | — |
---|---|---|
Boost clock | 1855 MHz | — |
Memory clock | 1750 MHz 14 Gbps effective | 1350 MHz 5.4 Gbps effective |
GPU clock | — | 1000 MHz |
Memory size | 8 GB | 8 GB |
---|---|---|
Memory type | GDDR6 | GDDR5 |
Memory bus width | 128 bit | 512 bit |
Bandwidth | 224.0 GB/s | 345.6 GB/s |
Shading units | 1408 | 2560 |
---|---|---|
TMUs | 88 | 160 |
ROPs | 32 | 64 |
Compute units | 22 | 40 |
Cache L2 | 2 MB | 1024 KB |
Cache L1 | — | 16 KB (per CU) |
Pixel rate | 59.36 GPixel/s | 64.00 GPixel/s |
---|---|---|
Texture rate | 163.2 GTexel/s | 160.0 GTexel/s |
FP16 (half) performance | 10.45 TFLOPS (2:1) | — |
FP32 (float) performance | 5.224 TFLOPS | 5.120 TFLOPS |
FP64 (double) performance | 326.5 GFLOPS (1:16) | 640.0 GFLOPS (1:8) |
Slot width | Single-slot | Triple-slot |
---|---|---|
Length | 241 mm 9.5 inches | — |
Width | 111 mm 4.4 inches | — |
TDP | 125 W | 580 W |
Suggested PSU | 300 W | 950 W |
Outputs | 4x DisplayPort | 2x DVI1x HDMI1x DisplayPort |
Power connectors | 1x 6-pin | 4x 8-pin |
Board number | D325-87 | C671 |
DirectX | 12 (12_1) | 12 (12_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 2.0 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.5 | 6.3 |