NVIDIA GeForce GT 445M vs NVIDIA Quadro FX 3800
Graphics Processor
| GPU model | GF106 | GT200B |
|---|---|---|
| GPU variant | N11E-GE-A1 | G200-835-B2 |
| Architecture | Fermi | Tesla 2.0 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 40 nm | 55 nm |
| Number of transistors | 1,170 million | 1,400 million |
| Die size | 238 mm² | 470 mm² |
Mobile graphics
| Release date | Sep 3rd, 2010 | — |
|---|---|---|
| Generation | GeForce 400M | — |
| Production | End-of-life | — |
| Interface | PCIe 2.0 x16 | — |
| Predecessor | GeForce 300M | — |
| Successor | GeForce 500M | — |
Clocks
| GPU clock | 570 MHz | 600 MHz |
|---|---|---|
| Shader clock | 1140 MHz | 1204 MHz |
| Memory clock | 625 MHz 2.5 Gbps effective | 800 MHz 1600 Mbps effective |
Memory Configuration
| Memory size | 1024 MB | 1024 MB |
|---|---|---|
| Memory type | GDDR5 | GDDR3 |
| Memory bus width | 128 bit | 256 bit |
| Bandwidth | 40.00 GB/s | 51.20 GB/s |
Render Configuration
| Shading units | 144 | 192 |
|---|---|---|
| TMUs | 24 | 64 |
| ROPs | 16 | 16 |
| SM count | 3 | 24 |
| Cache L1 | 64 KB (per SM) | — |
| Cache L2 | 256 KB | 128 KB |
Performance
| Pixel rate | 3.420 GPixel/s | 9.600 GPixel/s |
|---|---|---|
| Texture rate | 13.68 GTexel/s | 38.40 GTexel/s |
| FP32 (float) performance | 328.3 GFLOPS | 462.3 GFLOPS |
| FP64 (double) performance | 27.36 GFLOPS (1:12) | 57.79 GFLOPS (1:8) |
Dimensions & Outputs
| TDP | 35 W | 108 W |
|---|---|---|
| Outputs | No outputs | 1x DVI2x DisplayPort |
| Slot width | — | Single-slot |
| Length | — | 198 mm 7.8 inches |
| Width | — | 111 mm 4.4 inches |
| Suggested PSU | — | 300 W |
| Power connectors | — | 1x 6-pin |
| Board number | — | P755 |
API Support & Features
| DirectX | 12 (11_0) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 4.6 | 3.3 |
| OpenCL | 1.1 | 1.1 |
| Vulkan | — | — |
| CUDA | 2.1 | 1.3 |
| Shader model | 5.1 | 4.0 |
Other Features
Graphics Card
| Release date | — | Mar 30th, 2009 |
|---|---|---|
| Generation | — | Quadro FX |
| Production | — | End-of-life |
| Launch price | — | 799 USD |
| Interface | — | PCIe 2.0 x16 |
| Reviews | — | 26 in our database |
