El 4 dice que el northbridge es el que ha reportador el error, los 2 ultimos numeros son el nivel mas bajo y mas alto de los 32 bits del registro MC4_STATUS .
En bloques dice:
0xB2000000'00070F0F
0y10110010000000000000000000000000'00000000000001110000111100001111
10987654321098765432109876543210'10987654321098765432109876543210
-3---------2---------1----------'-3---------2---------1----------
Primera parte:
Model-Specific Error Code = 0x7 (0y111) = Watchdog
0000 1111 0000 1111
0000 1PPT RRRR IILL
PP = Participation Processor (Table 22 on page 129). "11" = "Generic"
T = Time-out (Table 23 on page 129). "1" = "Request Timed Out"
RRRR = Memory Transaction Type (Table 21 on page 129). "0000" = "Generic Error (GEN)"
II = Memory or I/O (Table 24 on page 129). "11" = "Generic (GEN)"
LL = Cache Level (Table 20 on page 128). "11" = "Generic (LG)"
Segunda parte:
10110010000000000000000000000000
ErrValid = 1 (error valid)
ErrOver = 0 (no overflow)
ErrUnCorr = 1 (error uncorrected)
ErrEn = 1 (error enabled)
PCC = 1 (Processor Context Corrupt)
No aporta demasiada info el STOP, es un generico de hardware, seguramente RAM o Micro, haz un test de hardware en general, chdsk, memtest, un reseteo de BIOS y esas cosas.
saludos