server 2003 from win 7 not connecting

Tech Support Guy System Info Utility version 1.0.0.2
OS Version: Microsoft Windows 7 Ultimate, Service Pack 1, 64 bit
Processor: Intel Pentium III Xeon processor, x86 Family 6 Model 23 Stepping 10
Processor Count: 4
RAM: 2038 Mb
Graphics Card: Intel(R) G33/G31 Express Chipset Family, 1 Mb
Hard Drives: C: Total - 152617 MB, Free - 25361 MB; F: Total - 2861575 MB, Free - 1466869 MB; H: Total - 953867 MB, Free - 7619 MB; J: Total - 1907726 MB, Free - 21074 MB; M: Total - 1430796 MB, Free - 15709 MB; O: Total - 1430796 MB, Free - 75149 MB;
Motherboard: MICRO-STAR INTERNATIONAL CO., LTD, MS-7407
Antivirus: Microsoft Security Essentials, Updated: Yes, On-Demand Scanner: Enabled

will not connect to server 2003 computer. my xp computer connect no problem. The win 7 I just loaded will not connect rdp.