GPU model | Ellesmere | Navi 14 |
---|---|---|
GPU variant | Ellesmere XTA (216-0886220) | Navi 14 XE |
Architecture | GCN 4.0 | RDNA 1.0 |
Foundry | GlobalFoundries | TSMC |
Manufacturing process | 14 nm | 7 nm |
Number of transistors | 5,700 million | 6,400 million |
Die size | 232 mm² | 158 mm² |
Release date | Mar 18th, 2019 | — |
---|---|---|
Generation | Radeon Pro Mac (500X Series) | — |
Production | Active | — |
Interface | PCIe 3.0 x16 | — |
Base clock | 1100 MHz | 1327 MHz |
---|---|---|
Boost clock | 1200 MHz | 1645 MHz |
Memory clock | 1710 MHz 6.8 Gbps effective | 1750 MHz 14 Gbps effective |
Game clock | — | 1448 MHz |
Memory size | 8 GB | 3 GB |
---|---|---|
Memory type | GDDR5 | GDDR6 |
Memory bus width | 256 bit | 96 bit |
Bandwidth | 218.9 GB/s | 168.0 GB/s |
Shading units | 2304 | 1408 |
---|---|---|
TMUs | 144 | 88 |
ROPs | 32 | 32 |
Compute units | 36 | 22 |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 2 MB | 1536 KB |
Pixel rate | 38.40 GPixel/s | 52.64 GPixel/s |
---|---|---|
Texture rate | 172.8 GTexel/s | 144.8 GTexel/s |
FP16 (half) performance | 5.530 TFLOPS (1:1) | 9.265 TFLOPS (2:1) |
FP32 (float) performance | 5.530 TFLOPS | 4.632 TFLOPS |
FP64 (double) performance | 345.6 GFLOPS (1:16) | 289.5 GFLOPS (1:16) |
Slot width | IGP | Dual-slot |
---|---|---|
TDP | 185 W | 100 W |
Outputs | 2x HDMI | 1x HDMI3x DisplayPort |
Power connectors | None | 1x 6-pin |
Length | — | 180 mm 7.1 inches |
Suggested PSU | — | 300 W |
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 | — | May 28th, 2020 |
---|---|---|
Generation | — | Navi |
Predecessor | — | Vega |
Production | — | Active |
Interface | — | PCIe 4.0 x8 |
Successor | — | Navi II |
Launch price | — | 129 USD |