Summary Tables of Changes
Intel
®
Core™2 Extreme Quad-Core Processor QX6000
Δ
Sequence and 15
Intel
®
Core™2 Quad Processor Q6000
Δ
Sequence
Specification Update
NO B3 G0 Plan ERRATA
AK88 X X No Fix
Microcode Updates Performed During VMX Non-root
Operation Could Result in Unexpected Behavior
AK89 X X No Fix
INVLPG Operation for Large (2M/4M) Pages May be
Incomplete under Certain Conditions
AK90 X X No Fix
Page Access Bit May be Set Prior to Signaling a Code
Segment Limit Fault
AK91 X Fixed
Update of Attribute Bits on Page Directories without
Immediate TLB Shootdown May Cause Unexpected
Processor Behavior
AK92 X Fixed Invalid Instructions May Lead to Unexpected Behavior
AK93 X X No Fix
EFLAGS, CR0, CR4 and the EXF4 Signal May be Incorrect
after Shutdown
AK94 X Fixed
Performance Monitoring Counter MACRO_INSTS.DECODED
May Not Count Some Decoded Instructions
AK95 X Fixed
The Stack Size May be Incorrect as a Result of VIP/VIF
Check on SYSEXIT and SYSRET
AK96 X X No Fix
Performance Monitoring Event SIMD_UOP_TYPE_EXEC.MUL
is Counted Incorrectly for PMULUDQ Instruction
AK97 X X No Fix
Storage of PEBS Record Delayed Following Execution of
MOV SS or STI
AK98 X Fixed
Processor On Die Termination of BR1# and LOCK# Signals
are Incorrect
AK99 X X No Fix
Store Ordering May be Incorrect between WC and WP
Memory Types
AK100 X X No Fix
Updating Code Page Directory Attributes without TLB
Invalidation May Result in Improper Handling of Code #PF
AK101 X Fixed
Performance Monitoring Event CPU_CLK_UNHALTED.REF
May Not Count Clock Cycles According to the Processors
Operating Frequency
AK102 X Fixed
Performance Monitoring Event BR_INST_RETIRED May
Count CPUID Instructions as Branches
AK103 X X No Fix
Performance Monitoring Event MISALIGN_MEM_REF May
Over Count
AK104 X X No Fix
A REP STOS/MOVS to a MONITOR/MWAIT Address Range
May Prevent Triggering of the Monitoring Hardware
AK105 X Fixed
False Level One Data Cache Parity Machine-Check
Exceptions May be Signaled
AK106 X X No Fix
A Memory Access May Get a Wrong Memory Type Following
a #GP due to WRMSR to an MTRR Mask
AK107 X X No Fix
PMI While LBR Freeze Enabled May Result in Old/Out-of-
date LBR Information
AK108 X Fixed
Overlap of an Intel
®
VT APIC Access Page in a Guest with
the DS Save Area May Lead to Unpredictable Behavior