Comparison of 32-bit and 64-bit memory architecture for 64-bit editions of Windows XP and Windows Server 2003
Comparison of 32-bit and 64-bit memory architecture for 64-bit editions of Windows XP and Windows Server 2003
In the following table, the increased maximum resources of computers that are based on 64-bit versions of Windows and the 64-bit Intel processor are compared with existing 32-bit resource maximums.
| Architectural component | 64-bit Windows | 32-bit Windows |
|---|---|---|
| Virtual memory | 16 terabytes | 4 GB |
| Paging file size | 256 terabytes | 16 terabytes |
| Hyperspace | 8 GB | 4 MB |
| Paged pool | 128 GB | 470 MB |
| Non-paged pool | 128 GB | 256 MB |
| System cache | 1 terabyte | 1 GB |
| System PTEs | 128 GB | 660 MB |
Full article posted here: Q294418
Tags: 32 bit, 64 bit, compare, comparison, limit, memory, page file, system cache, virtual memory, Windows 2003, x64
