只打LOL，怎么升级一下合适？请大佬指导

电脑型号兼容电脑台式机
处理器Intel(R) Core(TM) i5-6600 CPU @ 3.30GHz
内存容量8.0GB
显卡AMD Radeon(TM) R9 370 Series
硬盘1、Founder SSD SCSI Disk Device (120GB)
2、TOSHIBA HDWD110 SCSI Disk Device (1.0TB)
主板B150-PLUS (Rev X.0x)
网卡Realtek PCIe GBE Family Controller
声卡1、USB Audio Device
2、USB Audio Device
3、AMD High Definition Audio Device
4、Realtek High Definition Audio
显示器G227HQL 分辨率:1920x1080
当前操作系统Windows 7 64位