Dell XPS 8300 or HP Pavilion HPE h8xt

I have had dells in the past and I've wanted a new computer for a while and I've narrowed my search down to:

Dell XPS 8300
Windows 7 Home Premium
Intel® Core™ i7-2600 processor(8MB Cache, 3.4GHz)
8GB DDR3 SDRAM at 1333MHz - 4 DIMMs
1TB - 7200RPM, SATA 3.0Gb/s, 16MB Cache
Nvidia® Geforce® GT530
$864.99 ($814.99 with $50 off coupon)

and

HP Pavilion HPE h8xt
Windows 7 Home Premium
Intel(R) Core(TM) i7-2600 quad-core processor with Turbo-Boost [up to 3.8GHz, 8MB cache]
8GB DDR3-1333MHz SDRAM [2 DIMMs]
1TB 7200 rpm SATA hard drive
NVIDIA GeForce GT 530
300W Power supply
$804.23


Which would be the better/smarter choice?

Thanks!