江阴马蹄酥的配料做法:紧急求助电脑问题!!!!!

我一玩五到十分钟时间的网络游戏就会与服务器断开连接!在局域网玩一会游戏也会自动退出游戏（出现一个提示错误信息）！但玩单击游戏的时候就很少有这种情况但也经常现一个提示好像是RUN TIME ERROR 但同一个宿舍的同学都玩的很好，没有掉过，请问这是怎么回事？是我的电脑太热还是内存太小？512的内存 一般CPU的温度在60以下！问过好多人都不知道！请大家帮帮我！我重装过N次了！刚重装完也是这种情况！而且我装了卡巴斯基6.0，根本不会有毒！如果是网卡的问题该怎么察看，如果是设置问题的话应该怎么察看！谢谢！
这次又出现蓝屏了，显示如下：
A problem has been detected and windows has been shutdown to prevent damage tu your computer.
The problem seems to be caused by the following files:
Win32k.sys
An attempt was made to write to read-only memory.
If this screen appears at the frist time,reteat your computer.If this screen appears again,follow these steps:
check to made sure any new hardware or software is properly installed.If this is a new installation,ask your hardware or software manufacturer for any windows updates you might need.
If problems continue,disable or remore any newly installed hardware of software.Disable BIOS memory options such as caching or shadowing.If you need to use safe mode to remove or disable components, restare your computer,press F8 to select Advanced startup options;and then select safe Mode.
Technical information:
*** STOP: 0X000000BE(0XBF80AD45,0X092CD021,0XB29FC4D8,0X0000000C)
*** win32k.sys-Address BF-806ABA base at BF800000 Date stamp 43446a58.
Beginning dump of physical memory.
physical memory dump complete.
contact your system administrator or technical support group for further assistance.
我只能看懂一部分，请高人指点我该怎么做，最好详细点，因为本人对电脑的了解程度只能是菜鸟级的水平！
谢谢！是网卡问题！