Datasheet
Summary Tables of Changes
34 Specification Update
Number
Stepping
Stepping
Stepping
Plans
ERRATA
E-1
M-1
G-2
AH102
Fixed
Performance Monitoring Event BR_INST_RETIRED May Count
CPUID Instructions as Branches
AH103
X
X
X
No Fix
Performance Monitoring Event MISALIGN_MEM_REF May Over
Count
AH104
X
X
X
No Fix
A REP STOS/MOVS to a MONITOR/MWAIT Address Range May
Prevent Triggering of the Monitoring Hardware
AH105
Fixed
False Level One Data Cache Parity Machine-Check Exceptions May
be Signaled
AH106
X
X
X
No Fix
A Memory Access May Get a Wrong Memory Type Following a #GP
due to WRMSR to an MTRR Mask
AH107
X
X
X
No Fix
PMI While LBR Freeze Enabled May Result in Old/Out-of-date LBR
Information
AH108
X
X
Fixed
Overlap of an Intel
®
VT APIC Access Page in a Guest with the DS
Save Area May Lead to Unpredictable Behavior
AH109
X
X
X
No Fix
VTPR Write Access During Event Delivery May Cause an APIC-
Access VM Exit
AH110
X
X
X
No Fix
BIST Failure After Reset
AH111
X
X
X
No Fix
Performance Monitoring Event FP_MMX_TRANS_TO_MMX May Not
Count Some Transitions
AH112
X
X
X
No Fix
Instruction Fetch May Cause a Livelock during Snoops of the L1
Data Cache
AH113
X
X
X
No Fix
Use of Memory Aliasing with Inconsistent Memory Type may Cause
a System Hang or a Machine Check Exception
AH114
X
X
X
No Fix
A WB Store Following a REP STOS/MOVS or FXSAVE May Lead to
Memory-Ordering Violations
AH115
X
X
X
No Fix
VM Exit with Exit Reason “TPR Below Threshold” Can Cause the
Blocking by MOV/POP SS and Blocking by STI Bits to Be Cleared in
the Guest Interruptibility-State Field
AH116
X
X
X
No Fix
Using Memory Type Aliasing with Cacheable and WC Memory
Types May Lead to Memory Ordering Violations
AH117
X
X
X
No Fix
RSM Instruction Execution under Certain Conditions May Cause
Processor Hang or Unexpected Instruction Execution Results
AH118
X
X
X
No Fix
NMIs may not be blocked by a VM-Entry failure.
AH119
X
X
X
No Fix
Benign Exception after a Double Fault May Not Cause a Triple Fault
Shutdown Problem
AH120
X
X
X
No Fix
IA32_MC1_STATUS MSR Bit[60] Does Not Reflect Machine Check
Error Reporting Enable Correctly
AH121
X
X
X
No Fix
Corruption of CS Segment Register During RSM While Transitioning
From Real Mode to Protected Mode
AH122
X
X
X
No Fix
FP Data Operand Pointer May Be Incorrectly Calculated After an FP
Access Which Wraps a 4-Gbyte Boundary in Code That Uses 32-Bit
Address Size in 64-bit Mode