Theoretical - Is 1500W enough for this?


Jul 16, 2009
cpu, Intel Xeon X5690 Westmere-EP 3.46GHz LGA 1366 x2 - 157500php
mobo, EVGA Classified SR-2 270-WS-W555-A2 LGA 1366
vga, EVGA GeForce GTX 580 FTW Hydro Copper 2 1536MB 384-bit GDDR5 x3
ram, Kingston HyperX T1 Black Series 24GB (6 x 4GB) DDR3 1600 (PC3 12800)
ssd, OCZ Colossus 2 Series OCZSSD3-2CLS960G 3.5" 960GB SATA II MLC Internal Solid State Drive (SSD) x2
hdd, Western Digital Caviar Green WD30EZRSDTL-4PK 3TB 64MB Cache SATA 3.0Gb/s 3.5" x2
odd, ASUS Black Blu-ray Burner SATA BW-12B1LT LightScribe Support
wcs, Swiftech Apogee XT (Rev 2) High Performance CPU Waterblock - Sockets 775/1156/1366 x2
wcs, Black Ice GTX Xtreme 360 Radiator (Black)
wcs, Silverstone Air Penetrator AP121-RL 120mm Fan - Red LED (for radiator) x3
wcs, FrozenQ PC Mods Liquid Fusion V Series "2nd Generation" Reservoir 400mm - UV Cathode - UV Blue Helix
wcs, Innovatek Eheim HPPS i High Power 12V Water Pump (501280)
wcs, Bitspower HDD Acrylic Liquid Cooling Block - Black (BP-HDS350AC-BK) x2
wcs, Bitspower Galaxy Freezer DIMM6 RAM Liquid Cooling Block - Ice Red
atx, Lian Li PC-V2120 Black

Can a single SILVERSTONE ST1500 1500W PSU handle that? Or would it need help from another PSU?


[H]F Junkie
Mar 18, 2010
The online calculators estimate roughly 200 watts or more than what you need above the 1000 watt range.

That said, that 1500 is enough.