NVIDIA GeForce GTS 450 vs NVIDIA GeForce GTX 1080
Graphics Processor
| GPU model | GF106 | GP104 |
|---|---|---|
| GPU variant | GF106-250-KA-A1 | GP104-400-A1 |
| Architecture | Fermi | Pascal |
| Foundry | TSMC | TSMC |
| Manufacturing process | 40 nm | 16 nm |
| Number of transistors | 1,170 million | 7,200 million |
| Die size | 238 mm² | 314 mm² |
Graphics Card
| Release date | Sep 13th, 2010 | May 27th, 2016 |
|---|---|---|
| Generation | GeForce 400 | GeForce 10 |
| Production | End-of-life | End-of-life |
| Launch price | 129 USD | 599 USD |
| Interface | PCIe 2.0 x16 | PCIe 3.0 x16 |
| Reviews | 80 in our database | 183 in our database |
| Predecessor | GeForce 200 | GeForce 900 |
| Successor | GeForce 500 | GeForce 20 |
Clocks
| GPU clock | 783 MHz | — |
|---|---|---|
| Shader clock | 1566 MHz | — |
| Memory clock | 902 MHz 3.6 Gbps effective | 1251 MHz 10 Gbps effective |
| Base clock | — | 1607 MHz |
| Boost clock | — | 1733 MHz |
Memory Configuration
| Memory size | 1024 MB | 8 GB |
|---|---|---|
| Memory type | GDDR5 | GDDR5X |
| Memory bus width | 128 bit | 256 bit |
| Bandwidth | 57.73 GB/s | 320.3 GB/s |
Render Configuration
| Shading units | 192 | 2560 |
|---|---|---|
| TMUs | 32 | 160 |
| ROPs | 16 | 64 |
| SM count | 4 | 20 |
| Cache L1 | 64 KB (per SM) | 48 KB (per SM) |
| Cache L2 | 256 KB | 2 MB |
Performance
| Pixel rate | 6.264 GPixel/s | 110.9 GPixel/s |
|---|---|---|
| Texture rate | 25.06 GTexel/s | 277.3 GTexel/s |
| FP32 (float) performance | 601.3 GFLOPS | 8.873 TFLOPS |
| FP64 (double) performance | 50.11 GFLOPS (1:12) | 277.3 GFLOPS (1:32) |
| FP16 (half) performance | — | 138.6 GFLOPS (1:64) |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| Length | 210 mm 8.3 inches | 267 mm 10.5 inches |
| Width | 111 mm 4.4 inches | 112 mm 4.4 inches |
| TDP | 106 W | 180 W |
| Suggested PSU | 300 W | 450 W |
| Outputs | 2x DVI1x mini-HDMI | 1x DVI1x HDMI3x DisplayPort |
| Power connectors | 1x 6-pin | 1x 8-pin |
| Board number | P1060 | PG413 SKU 0 |
| Height | — | 40 mm 1.6 inches |
API Support & Features
| DirectX | 12 (11_0) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.1 | 3.0 |
| Vulkan | — | 1.2 |
| CUDA | 2.1 | 6.1 |
| Shader model | 5.1 | 6.4 |
