GPU-Z 0.4.7 With Radeon HD 6850 and HD 6870 Support
A new update of GPU-Z, the lightweight graphics system information and monitoring utility, is available. GPU-Z 0.4.7 adds a better support of Radeon HD 6850 and HD 6870 (that will be launched in few days) and improves the support of GeForce GT 430 and GT 420.
You can download GPU-Z 0.4.7 HERE.
GTX 460 sensors