450w psu for 960sli??

[Connerellis1]

i currently have one gtx 960, and i was wondering if i could have two on the same corsair vs450 psu?
my specs are,
Intel® Core™i5 Quad Core Processor i5-4690K (3.5GHz) 6MB Cache
COOLERMASTER CM690 III ADVANCED CASE (GREEN)
ASUS® Z97-A: ATX, USB3.0, SATA 6GB/S, SLi, XFIRE
8GB KINGSTON HYPER-X FURY DUAL-DDR3 1600MHz (1 x 8GB)
2GB PALIT OC NVIDIA GEFORCE GTX 960 - 2 DVI, HDMI, DP - 3D Vision Ready
120GB KINGSTON V300 SSD
1TB WD CAVIAR GREEN WD10EZRX
24x DUAL LAYER DVD WRITER
CORSAIR 450W VS SERIES™ VS-450 POWER SUPPLY
Super Quiet 22dBA Triple Copper Heatpipe Intel CPU Cooler
DUAL-BAND WIRELESS 802.11N 450Mbps PCI-E CARD
any help would be appreciated

 

[Connerellis1]

What about a Corsair CS 650?

 

[Connerellis1]

If you already have it, then sure why not. If not, and you are going to buy it there are much better options for the money

I already have one for another build that isn't used at all thanks