I have a machine with 2 stix of Corsair Dominator memory. I want to put two more stix of OCZ memory. Both are 240 pin DDR2 PC2 8500 1066MHz. OCZ has 5-5-5-15 EVP, and the Corsair has 5-5-5-15 latency. What is the difference between EVP & Latency? And will this combo work?