<0> Current PC setting pics - <1> (to 8.JPG)
<1> All about the various PC power supply cables and connectors (src)
ASRock 970 EXTREME3 AM3+ AMD 970 SATA 6Gb/s USB 3.0 ATX AMD Motherboard - $85 (newegg.com price $75, 10/17/2012)
AMD Athlon II X4 640 Propus 3.0GHz Socket AM3 95W Quad-Core Desktop Processor ADX640WFGMBOX - $100 ; $80, 12/2012
AMD FX-6100 Zambezi 3.3GHz Socket AM3+ 95W Six-Core Desktop Processor FD6100WMGUSBX - $105, 12/2012
DDR3-1333 is better (newegg.com price $28; crucial is $38) - Crucial 4GB (2 x 2GB) 240-Pin DDR3 SDRAM DDR3 1333 (PC3 10600) BLT2KIT2G3D1337DT1TX0
DDR3 2100(OC)/1866*/1800*/1600*/1333/1066/800 non-ECC, un-buffered memory - http://www.crucial.com/store/listparts.aspx?model=970%20Extreme3&Cat=RAM
(1) http://www.crucial.com/store/mpartspecs.aspx?mtbpoid=49606F64A5CA7304 - $28 (newegg.com cheaper $27)
Part Number: CT2KIT25664BA1067CL=7 is good! CL=9 is worse than it.
CL — CAS (column address strobe) latency, which is the number of clock cycles it takes before data starts to flow after a command is received. Lower CL is faster. Modules with different CL can be mixed on a system, but the system will only run at the highest (slowest) CL.
(2) DDR3-1333 is better (newegg.com price $28; crucial is $38) - Crucial 4GB (2 x 2GB) 240-Pin DDR3 SDRAM DDR3 1333 (PC3 10600) BLT2KIT2G3D1337DT1TX0 . According to crucial site, it is compatible with ASRock 970 Extreme3