GPU model | RS880 | NV18C |
---|---|---|
Architecture | TeraScale | Celsius |
Manufacturing process | 55 nm | 150 nm |
Number of transistors | 181 million | 29 million |
Die size | 67 mm² | 65 mm² |
Foundry | — | TSMC |
Release date | Aug 1st, 2009 | — |
---|---|---|
Generation | Radeon IGP (HD 4000) | — |
Production | End-of-life | — |
Interface | PCIe 1.0 x16 | — |
Successor | Sumo | — |
GPU clock | 500 MHz | 250 MHz |
---|---|---|
Memory clock | System Shared | 200 MHz 400 Mbps effective |
Memory size | System Shared | 128 MB |
---|---|---|
Memory type | System Shared | DDR |
Memory bus width | System Shared | 128 bit |
Bandwidth | System Dependent | 6.400 GB/s |
Shading units | 40 | — |
---|---|---|
TMUs | 4 | 4 |
ROPs | 4 | 2 |
Compute units | 2 | — |
Pixel shaders | — | 2 |
Vertex shaders | — | 0 |
Pixel rate | 2.000 GPixel/s | 500.0 MPixel/s |
---|---|---|
Texture rate | 2.000 GTexel/s | 1.000 GTexel/s |
FP32 (float) performance | 40.00 GFLOPS | — |
Slot width | IGP | Single-slot |
---|---|---|
TDP | unknown | unknown |
Outputs | No outputs | 1x DVI1x VGA1x S-Video |
Suggested PSU | — | 200 W |
Power connectors | — | None |
DirectX | 10.1 (10_1) | 7.0 |
---|---|---|
OpenGL | 3.3 | 1.5 |
OpenCL | 1.0 | — |
Vulkan | — | — |
Shader model | 4.1 | — |
Pixel shader | — | 1.1 |
Vertex shader | — | 1.1 |
Release date | — | Mar 6th, 2003 |
---|---|---|
Generation | — | GeForce FX |
Production | — | End-of-life |
Interface | — | AGP 8x |
Predecessor | — | GeForce 4 Ti |
Successor | — | GeForce 6 AGP |