Will Windows 7 run smoothly on a non-powerful computer?

Im running build 7100 on my p4 1.6 with 512M ram with integrated video. I just had to adjust for best performance and it works fine. It stalls a little bit now and then but otherwise is good.
 

My Computer My Computer

OS
Windows 7 7201 x64
CPU
i7 920
Motherboard
P6T
Memory
G-Skill 6GB Tri-Channel Kit
Graphics Card(s)
Hightech ATI HD4870
Monitor(s) Displays
Samsung 2333SW
Screen Resolution
1920x1080
Hard Drives
WD Caviar Black 640GB
PSU
Corsair HX-620
Case
Coolmaster CM-690
Back
Top