Found 2 entries in the GSD database.

Manufacturer
Product
Ident Number
GSD Revision
HW Revision
Last Update
GSD File
Bitmap_Device
Bitmap_Diag
Bitmap_SF
ROCKWELL AUTOMATION
1791P-4B4P
0x0668
2
REVISION 1.05
2002
17910668.gsd
ROCKWELL AUTOMATION
1791P-4B4P
0x0668
2
REVISION 1.01
2002
test.gsd