GPU model | Polaris 21 | GF100 |
---|---|---|
GPU variant | Polaris 21 XT (215-0908004) | GF100-850-A3 |
Architecture | GCN 4.0 | Fermi |
Foundry | GlobalFoundries | TSMC |
Manufacturing process | 14 nm | 40 nm |
Number of transistors | 3,000 million | 3,100 million |
Die size | 123 mm² | 529 mm² |
Release date | Apr 11th, 2018 | Jul 25th, 2011 |
---|---|---|
Generation | Polaris | Tesla |
Production | Active | End-of-life |
Interface | PCIe 3.0 x8 | PCIe 2.0 x16 |
Predecessor | Polaris | — |
Successor | Vega | — |
Base clock | 1175 MHz | — |
---|---|---|
Boost clock | 1275 MHz | — |
Memory clock | 1750 MHz 7 Gbps effective | 750 MHz 3 Gbps effective |
GPU clock | — | 574 MHz |
Shader clock | — | 1147 MHz |
Memory size | 4 GB | 3 GB |
---|---|---|
Memory type | GDDR5 | GDDR5 |
Memory bus width | 128 bit | 384 bit |
Bandwidth | 112.0 GB/s | 144.0 GB/s |
Shading units | 1024 | 448 |
---|---|---|
TMUs | 64 | 56 |
ROPs | 16 | 48 |
Compute units | 16 | — |
Cache L1 | 16 KB (per CU) | 64 KB (per SM) |
Cache L2 | 1024 KB | 768 KB |
SM count | — | 14 |
Pixel rate | 20.40 GPixel/s | 16.07 GPixel/s |
---|---|---|
Texture rate | 81.60 GTexel/s | 32.14 GTexel/s |
FP16 (half) performance | 2.611 TFLOPS (1:1) | — |
FP32 (float) performance | 2.611 TFLOPS | 1,028 GFLOPS |
FP64 (double) performance | 163.2 GFLOPS (1:16) | 513.9 GFLOPS (1:2) |
Slot width | Dual-slot | Dual-slot |
---|---|---|
Length | 170 mm 6.7 inches | 248 mm 9.8 inches |
TDP | 75 W | 238 W |
Suggested PSU | 250 W | 550 W |
Outputs | 1x DVI1x HDMI1x DisplayPort | 1x DVI |
Power connectors | None | 1x 6-pin + 1x 8-pin |
Board number | C994 | — |
DirectX | 12 (12_0) | 12 (11_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 1.1 |
Vulkan | 1.2 | — |
Shader model | 6.4 | 5.1 |
CUDA | — | 2.0 |