哪位大大帮看看这配置玩单机游戏只换显卡能不能行,换什么显卡？

tori417

操作系统：Windows 7 旗舰版 Service Pack 1 (Build 7601), 64-bit

主板：技嘉 H61M-S1 REV 3.0

显示器：Philips 237E4 (23inch Wide LCD MONITOR 237E4)

处理器：Intel(R) Core(TM) i3-3220 CPU @ 3.30GHz 双核

内存：8.00 GB

硬盘：金士顿 KINGSTONKINGSTON SV300S3(120GB)   

          西部数据 WDCWD10EARS-00Y5B1(1000GB)   

显卡：NVIDIA GeForce GT 630 (1024 MB)

声卡：NVIDIA High Definition Audio

NVIDIA Virtual Audio Device (Wave Extensible) (WDM)

Realtek High Definition Audio

网卡：Realtek PCIe GBE Family Controller