They have them on www.totalwar.com but

RECOMMENDED
600 MHz or faster Intel Pentium III or AMD processor
128 MB or more RAM
8x or faster CD-ROM/DVD-ROM drive (with maximum install)
1.4 GB free hard disk space plus space for saved games
64 MB or greater Direct3D capable video card
IDEAL
1.2 GHz or faster Intel Pentium III or AMD processor
256 MB or more RAM
8x or faster CD-ROM/DVD-ROM drive (with maximum install)
1.4 GB free hard disk space plus space for saved games
Fast 64 MB Direct3D capable video card