very nice and +1 to you kind sir.
if i may point out that in my experience there are times newer drivers may increase or decrease "gaming stable" overclocks; there still may be a need to still use programs such as AB and back off a bin or two when modding the bios.
please don't take that as negative criticism, you did a great job investigating and posting!!!
Remember the golden rule of statistics: A personal sample size of one is a sufficient basis upon which to draw universal conclusions.
Upload the computer to Dropbox and provide a link to it so others may download it to examine and give advice for repairs.
Asus P8Z77-V Pro
PNY 1311 240Gb
EVGA SuperNova 750 G2
Stryker M [hammered and drilled]
Ducky Zero [blues]
Klipsch ProMedia 2.1
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