help me with my build hp d5100t 460 watt prob

[tomahawks619]

Below is the pc I am getting for around 900 with a good monitor any wya the problem is hp supposedly gives a 460 w.... but I think its very les psu to run that kinda pc .... so any body could help me .. should i order another psu from newegg so when i recieve this order i just swap the psu
HP Pavilion Elite d5100t ATX PC
- Genuine Windows Vista Home Premium with Service Pack 1 (64-bit)
- Intel(R) Core(TM) 2 Quad processor Q9300 (2.5GHz)
- 4GB DDR2-800MHz dual channel SDRAM (4x1024)
- 1GB NVIDIA GeForce 9800GT, 2 DVI, HDMI adapter
- FREE UPGRADE! to 750GB 7200 rpm SATA 3Gb/s hard drive from 500GB
- LAN port on system board (10/100/1000Base-T), no wireless LAN
- LightScribe 16X max. DVD+/-R/RW SuperMulti drive
- 16x max. DVD-ROM
- 15-in-1 memory card reader, 2 USB, 1394, audio
- No TV Tuner w/remote control
- Integrated 7.1 channel sound with front audio ports
- Microsoft(R) Works 9.0
- SAVE $10! Norton Internet Security(TM) 2008 - 15 month
- No speakers
- HP keyboard and HP optical mouse
- HP Home & Home Office Store in-box envelope

 

[customisbetter]

the power supply is probably fine. It just needs 20 Amps on the +12 rail. Almost all power supplies built nowadays meet or exceed this requirement.