GPU model | Polaris 20 | TU117 |
---|---|---|
GPU variant | Polaris 20 XTX (215-0910038) | — |
Architecture | GCN 4.0 | Turing |
Foundry | GlobalFoundries | TSMC |
Manufacturing process | 14 nm | 12 nm |
Number of transistors | 5,700 million | 4,700 million |
Die size | 232 mm² | 200 mm² |
Release date | Apr 11th, 2018 | May 6th, 2021 |
---|---|---|
Generation | Polaris | Quadro |
Production | Active | Active |
Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
Predecessor | Polaris | — |
Successor | Vega | — |
Base clock | 1257 MHz | 1065 MHz |
---|---|---|
Boost clock | 1340 MHz | 1395 MHz |
Memory clock | 2000 MHz 8 Gbps effective | 1250 MHz 10 Gbps effective |
Memory size | 8 GB | 8 GB |
---|---|---|
Memory type | GDDR5 | GDDR6 |
Memory bus width | 256 bit | 128 bit |
Bandwidth | 256.0 GB/s | 160.0 GB/s |
Shading units | 2304 | 896 |
---|---|---|
TMUs | 144 | 56 |
ROPs | 32 | 32 |
Compute units | 36 | — |
Cache L1 | 16 KB (per CU) | 64 KB (per SM) |
Cache L2 | 2 MB | 1024 KB |
SM count | — | 14 |
Pixel rate | 42.88 GPixel/s | 44.64 GPixel/s |
---|---|---|
Texture rate | 193.0 GTexel/s | 78.12 GTexel/s |
FP16 (half) performance | 6.175 TFLOPS (1:1) | 5.000 TFLOPS (2:1) |
FP32 (float) performance | 6.175 TFLOPS | 2.500 TFLOPS |
FP64 (double) performance | 385.9 GFLOPS (1:16) | 78.12 GFLOPS (1:32) |
Slot width | Dual-slot | Single-slot |
---|---|---|
Length | 241 mm 9.5 inches | — |
TDP | 185 W | 50 W |
Suggested PSU | 450 W | 250 W |
Outputs | 1x HDMI3x DisplayPort | 4x mini-DisplayPort |
Power connectors | 1x 8-pin | None |
Board number | D009 | — |
DirectX | 12 (12_0) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 3.0 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.4 | 6.6 |
CUDA | — | 7.5 |