2D Vector Performance on WinNT 4.0 Slower Than on 3.51

ID: Q160015

The information in this article applies to:

Microsoft Windows NT Workstation version 4.0
Microsoft Windows NT Server version 4.0

SYMPTOMS

Applications that use 2D Vector graphics extensively experience slower performance when running their application on Windows NT version 4.0 than on version 3.51.

CAUSE

This is caused by extra allocations that happen in kernel mode with Windows NT 4.0's new graphics device interface (GDI).

WORKAROUND

Apply the hotfix mentioned below.

STATUS

Microsoft has confirmed this to be a problem in Windows NT version 4.0. This problem was corrected in the latest Microsoft Windows NT 4.0 U.S. Service Pack. For information on obtaining the service pack, query on the following word in the Microsoft Knowledge Base (without the spaces):

S E R V P A C K

Additional query words: prodnt

Keywords : kbnetwork kbbug4.00 kbfix4.00.sp2 NTSrvWkst ntui
Version : 4.0
Platform : winnt
Issue type :