GPU model | Polaris 21 | GF100 |
---|---|---|
GPU variant | Polaris 21 XT (215-0908004) | GF100-275-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 | Mar 26th, 2010 |
---|---|---|
Generation | Polaris | GeForce 400 |
Production | Active | End-of-life |
Interface | PCIe 3.0 x8 | PCIe 2.0 x16 |
Predecessor | Polaris | GeForce 200 |
Successor | Vega | GeForce 500 |
Launch price | — | 349 USD |
Reviews | — | 48 in our database |
Base clock | 1175 MHz | — |
---|---|---|
Boost clock | 1275 MHz | — |
Memory clock | 1750 MHz 7 Gbps effective | 837 MHz 3.3 Gbps effective |
GPU clock | — | 608 MHz |
Shader clock | — | 1215 MHz |
Memory size | 4 GB | 1280 MB |
---|---|---|
Memory type | GDDR5 | GDDR5 |
Memory bus width | 128 bit | 320 bit |
Bandwidth | 112.0 GB/s | 133.9 GB/s |
Shading units | 1024 | 448 |
---|---|---|
TMUs | 64 | 56 |
ROPs | 16 | 40 |
Compute units | 16 | — |
Cache L1 | 16 KB (per CU) | 64 KB (per SM) |
Cache L2 | 1024 KB | 640 KB |
SM count | — | 14 |
Pixel rate | 20.40 GPixel/s | 17.02 GPixel/s |
---|---|---|
Texture rate | 81.60 GTexel/s | 34.05 GTexel/s |
FP16 (half) performance | 2.611 TFLOPS (1:1) | — |
FP32 (float) performance | 2.611 TFLOPS | 1,089 GFLOPS |
FP64 (double) performance | 163.2 GFLOPS (1:16) | 136.1 GFLOPS (1:8) |
Slot width | Dual-slot | Dual-slot |
---|---|---|
Length | 170 mm 6.7 inches | 241 mm 9.5 inches |
TDP | 75 W | 215 W |
Suggested PSU | 250 W | 550 W |
Outputs | 1x DVI1x HDMI1x DisplayPort | 2x DVI1x mini-HDMI |
Power connectors | None | 2x 6-pin |
Board number | C994 | P1045 |
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 |