Possible Duplicate:
8.00GB RAM (3.22GB usable) in Windows 7 x64
Lenovo Z575 laptop with 8GB RAM Windows Ultimate, 64-Bit, Service Pack 1, installed this evening with latest drivers etc. AMD A6-3420M APU with Radeon(tm) HD Graphics 1.5 Ghz
System info shows RAM as 8.00 GB (3.47Gb usable)
Resource Monitor shows: 4634 MB Hardware Reserved, 734 MB In Use, 95 MB Modified, 593 MB Standby, 2138 MB Free
Available 2738 MB, Cached 699 MB, Total 3558 MB, Installed 8192 MB
Previous OS (Home Premium) showed 8GB and 7.5GB available but kept crashing recently so upgraded.
The question is how do I get the Hardware Reserved RAM back?