Corsair RMe 1000W Power Supply - Internal - 3.3 V DC @ 20 A, 5 V DC @ 20 A, 12 V DC @ 83.3 A, 5 V DC @ 3 A Output - 1000 W - 1 +12V Rails - 90% Efficiency - Walmart.com
Corsair RMX Series RM1000x 1000 Watt 80 Plus Gold ATX Fully Modular Power Supply - Micro Center
Corsair RM Series 1000 W Review - Efficiency, Temperatures & Noise | TechPowerUp