P/N: 220-GA-0850-X1
EVGA SuperNOVA 850 GA- 80 Plus Gold 850W- Fully Modular- Eco Mode- 10 Year Warranty- Includes Power ON Self Tester- Compact 150mm Size- Power Supply 220-GA-0850-X1
https://www.evga.com/products/Specs/PSU.aspx?pn=2f6f8f6b-caa9-4474-9e5a-dcba19e07a22