Server 2003 Keeps Crashing

[basicITguru]

Anyone seen this error, our server keeps rebooting since about 4 days. This is one of the errors I saw in the eventlog. Any ideas?

Event Type: Error
Event Source: WMIxWDM
Event Category: None
Event ID: 122
Date: 5/6/2009
Time: 3:21:34 PM
User: N/A
Computer: NetCP223
Description:
Machine Check Event reported is a fatal Bus or Interconnect error.
Memory Hierarchy Level: 3
Participation: 3
Request Type: 0
Memory/IO: 3
Address: 0

For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.
Data:
0000: 01 00 00 00 01 00 00 00 ........
0008: d8 56 6a 1c 88 ce c9 01 ØVj.ÎÉ.
0010: 00 00 00 00 00 00 00 00 ........
0018: 05 00 00 00 00 00 00 00 ........
0020: 0f 0e 00 34 10 00 00 f2 ...4...ò
0028: 00 00 00 00 00 00 00 00 ........
0030: 00 00 00 00 00 00 00 00 ........
0038: 00 00 00 00 00 00 00 00 ........
0040: 00 00 00 00 00 00 00 00 ........
0048: 00 00 00 00 00 00 00 00 ........
0050: 00 00 00 00 00 00 00 00 ........
0058: 00 00 00 00 00 00 00 00 ........
0060: 00 00 00 00 00 00 00 00 ........
0068: 00 00 00 00 00 00 00 00 ........
0070: 00 00 00 00 00 00 00 00 ........
0078: 00 00 00 00 00 00 00 00 ........
0080: 00 00 00 00 00 00 00 00 ........
0088: 00 00 00 00 00 00 00 00 ........
0090: 00 00 00 00 00 00 00 00 ........
0098: 00 00 00 00 00 00 00 00 ........
00a0: 00 00 00 00 00 00 00 00 ........
00a8: 00 00 00 00 00 00 00 00 ........
00b0: 00 00 00 00 00 00 00 00 ........
00b8: 00 00 00 00 00 00 00 00 ........
00c0: 00 00 00 00 00 00 00 00 ........
00c8: 00 00 00 00 00 00 00 00 ........
00d0: 00 00 00 00 00 00 00 00 ........
00d8: 00 00 00 00 00 00 00 00 ........
00e0: 00 00 00 00 00 00 00 00 ........
00e8: 00 00 00 00 00 00 00 00 ........
00f0: 00 00 00 00 00 00 00 00 ........
00f8: 00 00 00 00 00 00 00 00 ........