The RAM I am using is,
16M*64 SDRAM.
128MB. DDR. 133MHZ. CL2 AND
128MB. DDR. PC2100. CL2.5. 2.5V V (16MX64).
I am using IBM desktop. model 831354. serial: KDFF3MV
Blue screen error code: ***STOP: 0x000000A5 (0x00000001,0x818ac5a8,0x00000000,0x00000000)
The Ram is properly seated.