Aparheid PC (I do not rummage)

Briefly and clearly.
The characteristics of my computer:
The CPU type QuadCore Intel Core i5-4570, 3600 MHz (36 x 100) 0_0
Motherboard MSI Z97 Guard-Pro (MS-7923)
Cooling tower of Sauron
Memory type DDR3-1600 (800 MHz) 8gb (2ranks, 8banks)
NVIDIA GeForce GTX Ti 6gb 1660
Power supply 750W
SSD\HDD media HD 1TB, SSD 250GB
amount for upgrade + - 65t.R.