Features
Offset:
0Eh-13h
Bit
Description
47:40
Character 6
S-Spec or 20h
00h-0FFh: ASCII character
39:32
31:24
23:16
15:8
Character 5
S-Spec or 20h
00h-0FFh: ASCII character
Character 4
S-Spec character
00h-0FFh: ASCII character
Character 3
S-Spec character
00h-0FFh: ASCII character
Character 2
S-Spec character
00h-0FFh: ASCII character
7:0
Character 1
S-Spec character
00h-0FFh: ASCII character
7.5.2.2
SAMPROD: Sample/Production
This location contains the sample/production field, which is a two-bit field and is LSB
aligned. All sample material will use a value of 00b. All S-spec material will use a value
of 01b. All other values are reserved. Writes to this register have no effect.
Example: A processor with an Sxxxx mark (production unit) will use 01h at offset 14h.
Offset:
14h
Bit
Description
7:2
RESERVED
000000b-111111b: Reserved
1:0
Sample/Production
Sample or Production indictor
00b: Sample
01b: Production
10b-11b: Reserved
7.5.2.3
Processor Thread and Core Information
This location contains information regarding the number of cores and threads on the
processor. Writes to this register have no effect. Data format is binary.
Example: The Intel Xeon Processor E7-8800/4800/2800 Product Families processor
has up to 10 cores and two threads per core.
Datasheet Volume 1 of 2
155
INTEL [ INTEL ]
