hey guys, look at these numbers, why is my gpu and ram core clock displayed much lower than manufacturer describees ? Graphics CardNVIDIA GeForce GTX 680VendorZOTAC# of cards1 - SLI / CrossFire Off Memory2048 MBCore clock705 MHzMemory clock3004 MHzDriver nameDriver version9.18.13.697Driver statusFM Approved Processor ProcessorIntel Core i5-2500K ProcessorProcessor clock3510 MHzPhysical / logical processors1 / 4# of cores4 General Operating system64-bit Windows 8 (6.2.9200) MotherboardASUSTeK COMPUTER INC. SABERTOOTH Z77Memory16384 MBModule 14096 MB Corsair 9 @ 667 MHzModule 24096 MB Corsair 9 @ 667 MHzModule 34096 MB Corsair 9 @ 667 MHzModule 44096 MB Corsair 9 @ 667 MHzHard drive model120GB KINGSTON SH103S3120G