memtest

http://www.memtest.org/
http://www.memtest.org/download/1.55.1/memtest86+-1.55.1.iso.zip
http://www.memtest.org/download/1.55.1/memtest86+-1.55.1.floppy.zip
沒有, iso直接餵nero燒, windows看不到檔案很正常

直接拿來作記憶體測試