NVIDIA GeForce GT 440 Mac Edition vs NVIDIA GeForce3
Graphics Processor
| GPU model | GF108 | NV20 |
|---|---|---|
| GPU variant | GF108-400-A1 | NV20 A5 |
| Architecture | Fermi | Kelvin |
| Foundry | TSMC | TSMC |
| Manufacturing process | 40 nm | 150 nm |
| Number of transistors | 585 million | 57 million |
| Die size | 116 mm² | 128 mm² |
Graphics Card
| Release date | Feb 9th, 2011 | Feb 27th, 2001 |
|---|---|---|
| Generation | GeForce 400 | GeForce 3 |
| Production | End-of-life | End-of-life |
| Interface | PCIe 1.0 x16 | AGP 4x |
| Reviews | 5 in our database | — |
| Predecessor | GeForce 200 | GeForce 2 |
| Successor | GeForce 500 | GeForce 4 MX |
| Launch price | — | 499 USD |
Clocks
| GPU clock | 810 MHz | 200 MHz |
|---|---|---|
| Shader clock | 1620 MHz | — |
| Memory clock | 667 MHz 1334 Mbps effective | 230 MHz 460 Mbps effective |
Memory Configuration
| Memory size | 1024 MB | 64 MB |
|---|---|---|
| Memory type | DDR3 | DDR |
| Memory bus width | 128 bit | 128 bit |
| Bandwidth | 21.34 GB/s | 7.360 GB/s |
Render Configuration
| Shading units | 96 | — |
|---|---|---|
| TMUs | 16 | 8 |
| ROPs | 4 | 4 |
| SM count | 2 | — |
| Cache L1 | 64 KB (per SM) | — |
| Cache L2 | 256 KB | — |
| Pixel shaders | — | 4 |
| Vertex shaders | — | 1 |
Performance
| Pixel rate | 3.240 GPixel/s | 800.0 MPixel/s |
|---|---|---|
| Texture rate | 12.96 GTexel/s | 1.600 GTexel/s |
| FP32 (float) performance | 311.0 GFLOPS | — |
| FP64 (double) performance | 25.92 GFLOPS (1:12) | — |
| Vertex rate | — | 50.00 MVertices/s |
Dimensions & Outputs
| Slot width | Single-slot | Single-slot |
|---|---|---|
| Length | 145 mm 5.7 inches | 165 mm 6.5 inches |
| TDP | 65 W | unknown |
| Suggested PSU | 250 W | 200 W |
| Outputs | 1x DVI1x HDMI1x VGA | 1x VGA1x DB13W3 |
| Power connectors | None | None |
| Board number | P1071 | — |
API Support & Features
| DirectX | 12 (11_0) | 8.1 |
|---|---|---|
| OpenGL | 4.6 | 1.5 |
| OpenCL | 1.1 | — |
| Vulkan | — | — |
| CUDA | 2.1 | — |
| Shader model | 5.1 | — |
| Pixel shader | — | 1.1 |
| Vertex shader | — | 1.1 |
