Thanks...
here is my system... I think the 64 bit is worth the extra money
Model
Brand
ASUS
Series
G73 Gaming Series
Model
G73JH-BST7
General
Operating System
Windows 7 Home Premium 64-bit
CPU Type
Intel Core i7-740QM 1.73GHz
Screen
17.3"
Memory Size
6GB DDR3
Hard Disk
640GB
Optical Drive
DVD Super Multi
Graphics Card
ATI Mobility Radeon HD 5870
Video Memory
1GB GDDR5 VRAM
Dimensions
16.34" x 12.59" x 0.75" - 2.20"
Weight
7.5 lbs.
CPU
CPU Type
Intel Core i7
CPU Speed
740QM(1.73GHz)
CPU Support
Quad Core Processor
6MB L3 Cache
Turbo Boost up to 2.93GHz
Display
Screen Size
17.3"
Wide Screen Support
Yes
Resolution
1600 x 900
LCD Features
LED backlight
Operating Systems
Operating System
Windows 7 Home Premium 64-bit
Graphics
GPU/VPU
ATI Mobility Radeon HD 5870
Video Memory
1GB GDDR5 VRAM
Graphic Type
Dedicated Card
Hard Drive
HDD
640GB
HDD RPM
5400rpm
Memory
Memory
6GB
Memory Type
204-Pin DDR3 SO-DIMM
Optical Drive
Optical Drive Type
DVD Super Multi
Optical Drive Interface
Integrated
Communications
LAN
10/100/1000Mbps
WLAN
802.11b/g/n Wireless LAN
Ports
USB
4
Video Port
1 x VGA
HDMI
1 x HDMI
Audio Ports
1 x Microphone jack; 1 x Headphone jack
Audio
Audio
Integrated Sound card
Speaker
Altec Lansing speakers
Input Device
Touchpad
Yes
Keyboard
Standard
Supplemental Drive
Card Reader
8-in-1
Webcam
1.3MP
Power
Battery
8-cell lithium ion
Physical Specifications
Dimensions
16.34" x 12.59" x 0.75" - 2.20"