New PC Build, equal to MAC

[drb46]

So here's the specs on a new MAC:
Power Mac G5 Quad-core 2.5GHz
Part Number: Z0AW
4GB 533 DDR2 Non ECC SDRAM- 4x1GB
Accessory kit
Apple Keyboard & Mighty Mouse - U.S English
Mac OS X - U.S. English
NVIDIA GeForce 7800 GT 256 MB SDRAM
16x SuperDrive DL (DVD+R DL/DVD±RW/CD-RW)
2.5GHz Quad-core PowerPC G5
2x500GB Serial ATA - 7200rpm
Estimated Ship: 5-7 business days
$5,224.00
Apple Cinema HD Display (30" flat panel)
Part Number: M9179LL/A
Estimated Ship: 1-2 business days
$2,499.00

Cart Subtotal: $7,723.00

Would it be possible to build an equivalent pc for less money?? Anyone care to spec out the parts?

[jayb1234]

This processor on This motherboard for the base.

This case and power supply.

Hard drives

Same vid card

RAM: Kingston KVR667D2N5/1G X 4

Plus optical drives, Keyboard mouse, operating system, floppy drive and monitor.

Total cost should be well under the MAC.