Hey Guys here are My pc sec.
Operating System: Windows 7 Ultimate 32-bit (6.1, Build 7600) (7600.win7_rtm.090713-1255)
Language: English (Regional Setting: English)
System Manufacturer: Gigabyte Technology Co., Ltd.
System Model: G41MT-S2PT
BIOS: Award Modular BIOS v6.00PG
Processor: Intel(R) Pentium(R) 4 CPU 3.00GHz (2 CPUs), ~3.0GHz
Memory: 4096MB RAM
Available OS Memory: 3292MB RAM
Page File: 1333MB used, 5250MB available

And my Video Card Info

Card name: Intel(R) G41 Express Chipset
Manufacturer: Intel Corporation
Chip type: Intel(R) 4 Series Express Chipset Family
DAC type: Internal
Display Memory: 1454 Mb
Dedicated Memory: 64 MB
Shared Memory: 1390 MB
Current Mode: 1360 x 768 (32 bit) (60Hz)
Monitor Name: Generic PnP Monitor
Monitor Model: LCDMT23

And I get from 30-50 Fps with this I want to get Like more then 100 Fps which Video card should I buy,And is this Fps right or I should get more with this Computer.