It looks like millrkllr88 has SLI working on the Aqua Z490 with a pair of GTX 480's.
https://hwbot.org/submission/4485341_mllrkllr88_3dmark11___performance_2x_geforce_gtx_480_15064_marks
So would disabling cores on a quad be cool for these?
3dmark06:
DDR3: 3 processor cores and 3 GPU cores
Unigine Basic:
DDR3: 2 CPU cores, Geforce 400 family