System Manufacturer/Model Number Intel OS Windows 7 Pro CPU Core i7 2600 Motherboard Intel DH67Bl_ Memory 16 GB Graphics Card on Board Sound Card On Board Monitor(s) Displays Samsung SyncMaster 732NW
PSU 500 Watts Case HP Case Cooling Intel CPU Fan & Case Fan Hard Drives Seagate 500 GB
System Manufacturer/Model Number Acer M5641 OS Windows 7 Home Premium 64bit CPU Q6600 Motherboard Nvidia MCP73PV Memory 4GB. Graphics Card Sapphire Vapor-X 5750 Sound Card XFI Extreem music Monitor(s) Displays Acer X223W Screen Resolution 1680x1050
Keyboard Microsoft Digital Media Pro. Mouse Logitech MX620 PSU stock 450w Case acer Cooling stock Hard Drives WD10 02FAEX
WD64 00AAKS Internet Speed 48.85Mbs down 2.49Mbs up 18ms ping Other Info D-Link DIR-655
CiscoWUSB600N
You would need to add a better graphics card.
Also to get above 5.9 for your hard drive, you will need to use an SSD (solid state drive) for Windows 7.
If your computer is working satisfactorily, then I won't worry about the subscores.