GPU model | RV670 | GT215 |
---|---|---|
Architecture | TeraScale | Tesla 2.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 55 nm | 40 nm |
Number of transistors | 666 million | 727 million |
Die size | 192 mm² | 144 mm² |
GPU variant | — | N11E-GS1-A3 |
Release date | Nov 8th, 2007 | — |
---|---|---|
Generation | FireStream | — |
Production | End-of-life | — |
Interface | PCIe 2.0 x16 | — |
GPU clock | 800 MHz | 550 MHz |
---|---|---|
Memory clock | 800 MHz 1600 Mbps effective | 900 MHz 3.6 Gbps effective |
Shader clock | — | 1436 MHz |
Memory size | 2 GB | 1024 MB |
---|---|---|
Memory type | GDDR3 | GDDR5 |
Memory bus width | 256 bit | 128 bit |
Bandwidth | 51.20 GB/s | 57.60 GB/s |
Shading units | 320 | 96 |
---|---|---|
TMUs | 16 | 32 |
ROPs | 16 | 8 |
Compute units | 4 | — |
Cache L2 | 256 KB | 64 KB |
SM count | — | 12 |
Pixel rate | 12.80 GPixel/s | 4.400 GPixel/s |
---|---|---|
Texture rate | 12.80 GTexel/s | 17.60 GTexel/s |
FP32 (float) performance | 512.0 GFLOPS | 275.7 GFLOPS |
FP64 (double) performance | 102.4 GFLOPS (1:5) | — |
Slot width | Dual-slot | MXM Module |
---|---|---|
Length | 241 mm 9.5 inches | — |
Width | 111 mm 4.4 inches | — |
TDP | 105 W | 38 W |
Suggested PSU | 300 W | — |
Outputs | 2x DVI1x S-Video | No outputs |
Power connectors | 1x 6-pin | None |
Board number | — | P688 |
DirectX | 10.1 (10_1) | 11.1 (10_1) |
---|---|---|
OpenGL | 3.3 (full) 4.0 (partial) | 3.3 |
OpenCL | — | 1.1 |
Vulkan | — | — |
Shader model | 4.1 | 4.1 |
CUDA | — | 1.2 |
Release date | — | Jan 7th, 2010 |
---|---|---|
Generation | — | GeForce 300M |
Production | — | End-of-life |
Interface | — | MXM-II |
Predecessor | — | GeForce 200M |
Successor | — | GeForce 400M |