Integrated Graphics Subsystem
The total memory allocation is determined by the amount of system memory installed in a system, along with the BIOS settings, operating system, and system load. Table
Table
System Memory Installed | DVMT | |
0.5 GB | 32 MB | 128 MB |
1.0 GB | 32 MB | 512 MB |
1.5 GB | 32 MB | 768 MB |
> 2GB | 32 MB | 1024 MB |
System memory that has been
Systems running Windows Vista or Windows 7 use Protected Audio Video Path (PAVP) to ensure smooth playback of
Table
Integrated Graphics Controller
Memory Allocation with Windows Vista or Windows 7
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| Available | Total | Shared |
System Memory | PAVP | System | Available | System |
Installed | Setting | Memory | Graphics Memory [1] | Memory [2] |
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1 GB | Lite | 952 MB | 252 MB | 124 MB |
| Heavy | 856 MB | 294 MB | 166 MB |
2 GB | Lite | 1976 MB | 764 MB | 636 MB |
| Heavy | 1880 MB | 806 MB | 678 MB |
4 GB | Lite | 4024 MB | 1759 MB | 1631 MB |
| Heavy | 3928 MB | 1759 MB | 1631 MB |
6 GB | Lite | 6072 MB | 1759 MB | 1631 MB |
| Heavy | 5976 MB | 1759 MB | 1631 MB |
8 GB | Lite | 8120 MB | 1759 MB | 1631 MB |
| Heavy | 8024 MB | 1759 MB | 1631 MB |
NOTES:
Dedicated Video Memory (memory owned and locked for graphics use and reported by the OS): PAVP Lite setting = 32 MB
PAVP Heavy setting = 122 MB
System Video Memory (memory locked and dedicated for gtraphics use): PAVP Lite setting = 96 MB
PAVP Heavy setting = 6 MB
[1]Total amount of memory available for graphics as reported by the OS.
[2]Shared System Memory (memory dynamically allocated for graphics use).
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