GPU model | RV250 | GF108 |
---|---|---|
Architecture | Rage 7 | Fermi |
Foundry | TSMC | TSMC |
Manufacturing process | 150 nm | 40 nm |
Number of transistors | 36 million | 585 million |
Die size | 97 mm² | 116 mm² |
GPU variant | — | GF108-400-A1 |
Release date | Mar 31st, 2003 | Feb 9th, 2011 |
---|---|---|
Generation | All-In-Wonder | GeForce 400 |
Production | End-of-life | End-of-life |
Interface | AGP 8x | PCIe 1.0 x16 |
Reviews | — | 5 in our database |
Predecessor | — | GeForce 200 |
Successor | — | GeForce 500 |
GPU clock | 275 MHz | 810 MHz |
---|---|---|
Memory clock | 270 MHz 540 Mbps effective | 667 MHz 1334 Mbps effective |
Shader clock | — | 1620 MHz |
Memory size | 64 MB | 1024 MB |
---|---|---|
Memory type | DDR | DDR3 |
Memory bus width | 128 bit | 128 bit |
Bandwidth | 8.640 GB/s | 21.34 GB/s |
Pixel shaders | 4 | — |
---|---|---|
Vertex shaders | 1 | — |
TMUs | 4 | 16 |
ROPs | 4 | 4 |
Shading units | — | 96 |
SM count | — | 2 |
Cache L1 | — | 64 KB (per SM) |
Cache L2 | — | 256 KB |
Pixel rate | 1.100 GPixel/s | 3.240 GPixel/s |
---|---|---|
Vertex rate | 68.75 MVertices/s | — |
Texture rate | 1.100 GTexel/s | 12.96 GTexel/s |
FP32 (float) performance | — | 311.0 GFLOPS |
FP64 (double) performance | — | 25.92 GFLOPS (1:12) |
Slot width | Single-slot | Single-slot |
---|---|---|
TDP | unknown | 65 W |
Suggested PSU | 200 W | 250 W |
Outputs | 1x DVI2x S-Video | 1x DVI1x HDMI1x VGA |
Power connectors | None | None |
Board number | 959-00 | P1071 |
Length | — | 145 mm 5.7 inches |
DirectX | 8.1 | 12 (11_0) |
---|---|---|
OpenGL | 1.4 | 4.6 |
OpenCL | — | 1.1 |
Vulkan | — | — |
Pixel shader | 1.4 | — |
Vertex shader | 1.1 | — |
CUDA | — | 2.1 |
Shader model | — | 5.1 |