Now had a friend of mine check as they have a different video card - Radion 4600 HD series (old card) -
Laptop - Dell insperon 1707 series - CPU I7 - 3.0 GHZ - 3.4 in turbo mode
8GB Ram DDR3
OS win 7 enterprise
Radion 4600 HD - 1GB DDR3
age of laptop - 5 yrs old - Wireless connection - ran in the same areas - no issues (with a card that ATI no longer supports)