# GeForce GT 640 (GDDR3) — NVIDIA GPU CUDA compute capability by model

For GeForce GT 640 (GDDR3), compute capability is 2.1, verified against its source on 2026-09-14.

- **GPU model:** GeForce GT 640 (GDDR3) _(verified: appears in the quote below)_
- **Compute capability:** 2.1 _(verified: appears in the quote below)_

## What the source says

> 2.1 | | NVIDIA NVS 315 NVIDIA NVS 310 NVS 5400M NVS 5200M NVS 4200M Quadro 2000 Quadro 2000D Quadro 600 Quadro 4000M Quadro 3000M Quadro 2000M Quadro 1000M GeForce GTX 560 Ti GeForce GTX 550 Ti GeForce GTX 460 GeForce GTS 450 GeForce GTS 450* GeForce GT 730 DDR3,128bit GeForce GT 640 (GDDR3)

## Source

- https://developer.nvidia.com/cuda/gpus/legacy

Last verified: 2026-09-14. Review by: 2026-12-26.
Part of [NVIDIA GPU CUDA compute capability by model](https://referencesource.org/nvidia-cuda-compute-capability-by-gpu/).