AMD K6 marking & reference


On CPU top
AMD
AMD-K6™

AMD - K6 - 233ANR
2.9V CORE/3.3V I/O
C 9810EPMW
®© 1997 AMD

++++ 233MHz
AMD
AMD-K6™


AMD-K6/PR2-200ALR
2.9V
B 9731APB

®© 1997 AMD
AMD
AMD-K6™3D

AMD - K6 3D/233ANR
2.2V CORE/3.30V I/O
A 9814EPMW
®© 1998 AMD

++++ 233MHz
AMD
AMD - K6™
AMD-K6/350XYZ
2.2V CORE / 3.3V I/O
A 9845CPAW
®©1998 AMD

AMD K6 Processor Part Mark
X - module typ A = 321 pin Ceramic Pin Grid Array
B = 360 pin Ceramic Ball Grid Array
Y - core Voltage P=3.3V
N=3.2V
L=2.9V
H=2.4V
F=2.2V
D=2.1V
C=2.0V
M=1.9V
N=1.8V
Z - max. temperature Q=60° C
X=65° C
R=70° C
Y=75° C
K=80° C
W=80° C
Z=85° C
350 Processor speed (MHz)
2.2V CORE core voltage (refer to Y for correct coding)
3.3V I/O I/O voltage
A 9845CPAW A/B/.../G chip revision
98 year of manufacture
45 week of manufacture
CPAW rev. ?

Early K6 CPUs have a Pentium II rating (PR2) imprinted. The final release is marked with real processor speeds.
K6 with 233MHz and above show a picture with white dots (UCC) and the speed right of it.