'Portal 2' beats 'The Sims' in PC chart

Portal 2 has topped the PC chart in its debut week of release.

It is followed by The Sims Medieval in second and last week's number one Football Manager 2011 in third.

Elsewhere, Call of Duty: Black Ops jumps 12 places to seventh and The Sims 3: Late Night drops four places to ninth.

The top ten in full:

1. (-) Portal 2 (Electronic Arts)
2. (2) The Sims Medieval (Electronic Arts)
3. (1) Football Manager 2011 (Sega)
4. (3) The Sims 3 (Electronic Arts)
5. (4) Shogun 2: Total War (Sega)
6. (7) Dragon Age II (Electronic Arts)
7. (19) Call of Duty: Black Ops (Activision)
8. (6) Crysis 2 (Electronic Arts)
9. (5) The Sims 3: Late Night (Electronic Arts)
10. (8) World Of Warcraft: Cataclysm (Blizzard Entertainment)

Leisure software charts compiled by Chart Track, (C) 2011 UKIE Ltd.