Datasheet

Intel® Xeon™ Processor with 512 KB L2 Cache
106 Datasheet
29 - 2Ah 16 L3 Cache Size 16-bit binary number (in KB)
2B - 30h 48 Reserved Reserved
31h 8 Checksum 1 byte checksum
Package Data:
32 - 35h 32 Package Revision Four 8-bit ASCII characters
36h 8 Reserved Reserved
37h 8 Checksum 1 byte checksum
Part Number Data:
38 - 3Eh 56 Processor Part Number Seven 8-bit ASCII characters
3F - 4Ch 112 Reserved Reserved
4D - 54h 64
Processor Electronic
Signature
64-bit identification number
55 - 6Eh 208 Reserved Reserved
6Fh 8 Checksum 1 byte checksum
Thermal Ref. Data:
70h 8 Thermal Reference Byte See Section 7.4.4 for details
71 - 72h 16 Reserved Reserved
73h 8 Checksum 1 byte checksum
Feature Data:
74 - 77h 32
Processor Core Feature
Flags
From CPUID function 1, EDX contents
78h 8 Processor Feature Flags
[7] = Reserved
[6] = Serial Signature
[5] = Electronic Signature Present
1
[4] = Thermal Sense Device Present
[3] = Thermal Reference Byte Present
[2] = OEM EEPROM Present
[1] = Core VID Present
[0] = L3 Cache Present
79-7Bh 24
Additional Processor
Feature Flags
Reserved
7Ch 8 Reserved Reserved
7Dh 8 Checksum 1 byte checksum
Other Data:
7E - 7Fh 16 Reserved Reserved
Table 44. Processor Information ROM Format (Page 2 of 2)
Offset/Section
# of
Bits
Function Notes