trying to figure out what psu do i need

Hi i need a new PSU for an i5 4670k, dual GTX 980 and water cooling setup? I'm also going to Overclock them.



Motherboard: Asus Gene Z87

CPU: i5 4670k

GPU: GTX 980 planning on getting my second one in a few month

Memory 8gb 1600gb

SSD: 120gb planning on getting me two 240+ in a few month

case: corsair 350d

PSU: right now tx650m

Monitor: Samsung 4K



water cooling-

Fittings: 5-Bitspower Premium G1/4" Black Matte High Flow 3/8" (5/8") Compression Fitting, 3-Bitspower G1/4 Matte Black Dual Rotary 45-Degree Compression Fitting-ID 3/8" OD 5/8", 2-Bitspower G1/4 Matte Black Dual Rotary 90-Degree Compression Fitting-ID 3/8" OD 5/8"

Reservoirs and pump: Alphacool Repack - Dual DC-LT - 5.25 Single Bay Station - Without Pump and Alphacool DC-LT 2400 Low Noise Ceramic - 12V DC - Pump - Bulk Version

Radiators: Alphacool NexXxoS XT45 Full Copper 120mm in the rear and the front Alphacool NexXxoS XT45 Full Copper 240mm

CPU Block: EK-Supremacy MX CPU Waterblock - Acetal

GPU: EK-FC Terminal DUAL Parallel - Acetal and Dual EK-FC980 GTX Waterblock for Nvidia 980 GTX - Copper/Acetal

Tubing and water: PrimoFlex Advanced LRT 10ft Tubing - 3/8in. ID X 5/8in. OD - Crystal Clear and Mayhems X1 Coolant - 1 Liter - Blood Red

trying to figure out what psu do i need