GPU-Z 0.5.7

* Added support for AMD Radeon HD 7970, HD 7350
* Fixed "APIC counter broken" message on AMD Fusion Graphics
* Fixed PCIe 3.0 showing up as 2.0
* Fixed fillrate calculation on Fermi architecture
* Fixed ROP count on GT 420, GT 520, HD 5450, HD 6450
* Fixed random values showing as default clocks on some NVIDIA cards
* Fixed random value showing as shader clock on NVIDIA cards without shader clock
* Added / corrected release dates for HD 3650, FirePro V4800 and V3800
* Added process size, die size, transistor count for Radeon E6760
* Added transistor count for FirePro V4900
* Improved detection for HD 5570, HD 6450A, HD 6470M