GPU model | Navi 23 | Vega 20 |
---|---|---|
Architecture | RDNA 2.0 | GCN 5.1 |
Foundry | TSMC | TSMC |
Manufacturing process | 7 nm | 7 nm |
Number of transistors | 11,060 million | 13,230 million |
Die size | 237 mm² | 331 mm² |
GPU variant | — | Vega 20 XT |
Release date | Jun 8th, 2021 | Feb 7th, 2019 |
---|---|---|
gpu.details.availability | Jul, 2021 | — |
Generation | Radeon Pro | Vega II |
Production | Active | Active |
Launch price | 649 USD | 699 USD |
Interface | PCIe 4.0 x16 | PCIe 3.0 x16 |
Current price | — | Amazon / Newegg |
Predecessor | — | Vega |
Successor | — | Navi |
Base clock | 2331 MHz | 1400 MHz |
---|---|---|
Boost clock | 2903 MHz | 1750 MHz |
Memory clock | 1750 MHz 14 Gbps effective | 1000 MHz 2 Gbps effective |
Peak clock | — | 1802 MHz |
Memory size | 8 GB | 16 GB |
---|---|---|
Memory type | GDDR6 | HBM2 |
Memory bus width | 128 bit | 4096 bit |
Bandwidth | 224.0 GB/s | 1,024 GB/s |
Shading units | 1792 | 3840 |
---|---|---|
TMUs | 112 | 240 |
ROPs | 64 | 64 |
Compute units | 28 | 60 |
RT cores | 28 | — |
gpu.details.l0-cache | 32 KB per WGP | — |
Cache L1 | 128 KB per Array | 16 KB (per CU) |
Cache L2 | 2 MB | 4 MB |
gpu.details.l3-cache | 32 MB | — |
Pixel rate | 185.8 GPixel/s | 112.0 GPixel/s |
---|---|---|
Texture rate | 325.1 GTexel/s | 420.0 GTexel/s |
FP16 (half) performance | 20.81 TFLOPS (2:1) | 26.88 TFLOPS (2:1) |
FP32 (float) performance | 10.40 TFLOPS | 13.44 TFLOPS |
FP64 (double) performance | 650.3 GFLOPS (1:16) | 3.360 TFLOPS (1:4) |
Slot width | Single-slot | Dual-slot |
---|---|---|
Length | 241 mm 9.5 inches | 280 mm 11 inches |
TDP | 100 W | 295 W |
Suggested PSU | 300 W | 600 W |
Outputs | 4x DisplayPort | 1x HDMI3x DisplayPort |
Power connectors | 1x 6-pin | 2x 8-pin |
Width | — | 125 mm 4.9 inches |
Height | — | 40 mm 1.6 inches |
Board number | — | 109-D36037-00_04 |
gpu.details.bios-number | — | 113-D3600200-105 |
DirectX | 12.0 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 | 6.4 |