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How many watts will my homebuilt gaming pc need?

Just to warn you I am big noob at pc building and it is a semi budget pc and if you guys have anything to recommend send me tips to my email @ kontrolfreak11@gmail.com


Processor: Intel core i5 4670k

Motherboard: MSI ATX DDR3 2600 LGA 1150 Motherboards Z97-G45 GAMING

Graphics Card: MSI Computer Corp. NVIDIA GeForce GTX 750 Ti Gaming OC 2GB GDDR5 VGA/DVI/HDMI PCI-Express Video Card N750TI TF 2GD5/OC

Ram: Corsair Vengeance 8 GB (2 x 4 GB) DDR3 1600 MHz PC3 12800 240-Pin DDR3 Dual Channel Memory Kit (CMZ8GX3M2A1600C9)

Hard Drive: Western Digital 1 TB SATA III 7200 RPM 64 MB Cache Bulk/OEM Desktop Hard Drive, Black, WD1003FZEX

(im not sure if these components have anything to do with how many watts my pc needs but ill add them anyway)

Fans: 4 Cooler Master JetFlo 120 - POM Bearing 120mm Red LED High Performance Silent Fan for Computer Cases, CPU Coolers, and Radiators

Case: HAF 912 High Air Flow

CPU Cooler: Cooler Master Hyper 212 EVO - CPU Cooler with 120mm PWM Fan (RR-212E-20PK-R2)
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  1. Best answer
    You could get by with a good quality 450W PSU. Less would work, but the extra headroom will be nice. However, if you plan on someday upgrading to a higher performance gfx card, I'd look at upping that to 600W.
  2. clutchc said:
    You could get by with a good quality 450W PSU. Less would work, but the extra headroom will be nice. However, if you plan on someday upgrading to a higher performance gfx card, I'd look at upping that to 600W.


    550-600 would be better if you plan on overclocking, also.
  3. jerryvaberry said:
    clutchc said:
    You could get by with a good quality 450W PSU. Less would work, but the extra headroom will be nice. However, if you plan on someday upgrading to a higher performance gfx card, I'd look at upping that to 600W.


    550-600 would be better if you plan on overclocking, also.
    Thanks man
  4. clutchc said:
    You could get by with a good quality 450W PSU. Less would work, but the extra headroom will be nice. However, if you plan on someday upgrading to a higher performance gfx card, I'd look at upping that to 600W.


    Thanks
  5. I always use this tool.

    Pretty good, although I'm not 100% sure about the accuracy

    http://www.msi.com/power-supply-calculator
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