Buy New Comp, Enough power ?

[Nomar]

ok I am about to buy this but I wanted to run it by you guys first. Does this have enough power to play 2 games run poker tracker watch a movie download porn and surf 2+2 AT THE SAME TIME ?

ThinkCentre A55 Tower - 1 Year Depot Warranty
Edit
Ships within 1-2 weeks** $1,243.50 $1,243.50

Intel® Pentium® Dual-Core E2160 Processor (1.8GHz 800MHz FSB 1MB L2)
Genuine Windows Vista Home Basic[12]
Mechanical Package Tower 4x4 no FDD
4GB PC2-5300 SDRAM (2 DIMMs)[8]
ATI Radeon X1300 256MB ( S-Video,DMS-59)
500GB Hard Disk Drive, 7200RPM Serial ATA[4]
DVD Recordable SATA No Software / No Royalty for VISTA Models ONLY[23]
Integrated Gigabit Ethernet
1 Year Limited Warranty[7]
Processor Intel® Pentium® Dual-Core E2160 Processor (1.8GHz 800MHz FSB 1MB L2)
Operating system[12] Genuine Windows Vista Home Basic
Operating system language Genuine Windows Vista Home Basic - US English
Form factor Mechanical Package Tower 4x4 no FDD
Total memory[8] 4GB PC2-5300 SDRAM (2 DIMMs)
Video adapter ATI Radeon X1300 256MB ( S-Video,DMS-59)
Display support DMS59 to Dual VGA Dongle
Audio adapter Integrated SoundMax w/SPX Audio (ADI 1986 HD)
First hard drive bay[4] 500GB Hard Disk Drive, 7200RPM Serial ATA
First optical device bay[23] DVD Recordable SATA No Software / No Royalty for VISTA Models ONLY
Second optical device bay DVD Recordable SATA No Software / No Royalty for VISTA Models ONLY
Networking Integrated Gigabit Ethernet
Keyboard Lenovo Wireless Keyboard and Mouse Kit - US English
Pointing device Lenovo Optical Wheel Mouse USB
Power cord Line Cord - US
Publications pack Language Pack - English
Microsoft productivity software preload Microsoft Office 2007 Basic - US English KEY

any thing I forgot ? anything I absolutely dont need and never will ?