请问，我的电脑配置可以玩《辐射3》吗？

可以

能是肯定能，就是效果好不了，9500GT这卡是9系列里最差的，你处理器也过时了，建议不要玩了，2个多G，下好几个小时，在玩的卡多不爽呀。

进去游戏应该问题不大，但是就是一个字：卡！！
Minimum System Requirements:

Windows XP/Vista
1GB System RAM (XP)/ 2GB System RAM (Vista)
2.4 Ghz Intel Pentium 4 or equivalent processor
Direct X 9.0c compliant video card with 256MB RAM (NVIDIA 6800 or better/ATI X850 or better)
Recommended System Requirements:

Intel Core 2 Duo processor
2 GB System RAM
Direct X 9.0c compliant video card with 512MB RAM (NVIDIA 8800 series, ATI 3800 series)
Supported Video Card Chipsets:
NVIDIA GeForce 200 series
NVIDIA Geforce 9800 series
NVIDIA Geforce 9600 series
NVIDIA Geforce 8800 series
NVIDIA Geforce 8600 series
NVIDIA Geforce 8500 series
NVIDIA Geforce 8400 series
NVIDIA Geforce 7900 series
NVIDIA Geforce 7800 series
NVIDIA Geforce 7600 series
NVIDIA Geforce 7300 series
NVIDIA GeForce 6800