NVIDIA GeForce 8600 GT vs NVIDIA GeForce GTS 450
Graphics Processor
| GPU model | G84 | GF106 |
|---|---|---|
| GPU variant | G84-303-A2 | GF106-250-KA-A1 |
| Architecture | Tesla | Fermi |
| Foundry | TSMC | TSMC |
| Manufacturing process | 80 nm | 40 nm |
| Number of transistors | 289 million | 1,170 million |
| Die size | 169 mm² | 238 mm² |
Graphics Card
| Release date | Apr 17th, 2007 | Sep 13th, 2010 |
|---|---|---|
| Generation | GeForce 8 | GeForce 400 |
| Production | End-of-life | End-of-life |
| Launch price | 159 USD | 129 USD |
| Interface | PCIe 1.0 x16 | PCIe 2.0 x16 |
| Reviews | 183 in our database | 80 in our database |
| Predecessor | GeForce 7 PCIe | GeForce 200 |
| Successor | GeForce 9 | GeForce 500 |
Clocks
| GPU clock | 540 MHz | 783 MHz |
|---|---|---|
| Shader clock | 1190 MHz | 1566 MHz |
| Memory clock | 700 MHz 1400 Mbps effective | 902 MHz 3.6 Gbps effective |
Memory Configuration
| Memory size | 512 MB | 1024 MB |
|---|---|---|
| Memory type | GDDR3 | GDDR5 |
| Memory bus width | 128 bit | 128 bit |
| Bandwidth | 22.40 GB/s | 57.73 GB/s |
Render Configuration
| Shading units | 32 | 192 |
|---|---|---|
| TMUs | 16 | 32 |
| ROPs | 8 | 16 |
| SM count | 4 | 4 |
| Cache L2 | 32 KB | 256 KB |
| Cache L1 | — | 64 KB (per SM) |
Performance
| Pixel rate | 4.320 GPixel/s | 6.264 GPixel/s |
|---|---|---|
| Texture rate | 8.640 GTexel/s | 25.06 GTexel/s |
| FP32 (float) performance | 76.16 GFLOPS | 601.3 GFLOPS |
| FP64 (double) performance | — | 50.11 GFLOPS (1:12) |
Dimensions & Outputs
| Slot width | Single-slot | Dual-slot |
|---|---|---|
| Length | 170 mm 6.7 inches | 210 mm 8.3 inches |
| TDP | 47 W | 106 W |
| Suggested PSU | 200 W | 300 W |
| Outputs | 2x DVI1x S-Video | 2x DVI1x mini-HDMI |
| Power connectors | None | 1x 6-pin |
| Board number | P402, P403 | P1060 |
| Width | — | 111 mm 4.4 inches |
API Support & Features
| DirectX | 11.1 (10_0) | 12 (11_0) |
|---|---|---|
| OpenGL | 3.3 | 4.6 |
| OpenCL | 1.1 | 1.1 |
| Vulkan | — | — |
| CUDA | 1.1 | 2.1 |
| Shader model | 4.0 | 5.1 |
