TechPowerUp released a new version of their popular GPU-Z software. As usual, the new version includes a bunch of fixes and support for the new graphics cards. You can find a complete changelog below.

• Added full support for GeForce GTX 970/980
• Fixed BIOS saving on NVIDIA Maxwell GPUs
• Fixed GPU memory usage sensor on Windows 8/8.1
• Fixed system hang when playing video on systems with Hawaii GPU
• Fixed system stuttering on CrossFire with ULPS active
• Added support for AMD Radeon R5 M240, R5 M255, FirePro W2100, W4100, W8100, FireStream 9270, FirePro 2450
• Added support for NVIDIA Quadro K420, K620, K2000D, K2200, K4200, K5200
• Added support for missing Haswell Mobile GPU variant
• Added preliminary support for AMD Topaz GPU
• AMD Tonga: Fix ROP count, shader count, die size, transistors, product name
• Fixed broken HD 7990 detection
• Fixed OpenCL detection on some ATI/AMD cards
• Added support for PerfCap sensor reason: SLI GPUBoost Synchronization

You can download the new version here