Datasheet

Summary Tables of Changes
Specification Update 11
Stepping Number
C0 D0 Dual Core
Only
Plans ERRATA
AE1 X X No Fix
FST Instruction with Numeric and Null Segment Exceptions May
Take Numeric Exception with Incorrect FPU Operand Pointer
AE2 X X No Fix
Code Segment Limit Violation May Occur on 4-Gbyte Limit
Check
AE3 Errata – Removed
AE4 X X No Fix
REP MOVS/STOS Executing with Fast Strings Enabled and
Crossing Page Boundaries with Inconsistent Memory Types May
Use an Incorrect Data Size or Lead to Memory-Ordering
Violations
AE5 X X No Fix
Memory Aliasing with Inconsistent A and D Bits May Cause
Processor Deadlock
AE6 X X No Fix
VM Bit Will Be Cleared on a Second Fault Handled by Task
Switch from Virtual-8086 (VM86)
AE7 X X No Fix
Page with PAT (Page Attribute Table) Set to USWC
(Uncacheable Speculative Write Combine) While Associated
MTRR (Memory Type Range Register) Is UC (Uncacheable) May
Consolidate to UC
AE8 X X No Fix
FPU Operand Pointer May Not Be Cleared following
FINIT/FNINIT
AE9 X X No Fix LTR Instruction May Result in Unexpected Behavior
AE10 X X No Fix
Invalid Entries in Page-Directory-Pointer-Table Register
(PDPTR) May Cause General Protection (#GP) Exception If the
Reserved Bits Are Set to One
AE11 X X No Fix
VMCALL When Executed during VMX Root Operation while CPL
> 0 May Not Generate #GP Fault
AE12 X X No Fix FP Inexact-result Exception Flag May Not Be Set
AE13 X X No Fix
A Locked Data Access That Spans across Two Pages
May Cause
the System to Hang
AE14 X X No Fix MOV to/from Debug Registers Causes Debug Exception
AE15 X X No Fix INIT Does Not Clear Global Entries in the TLB
AE16 X X No Fix
Use of Memory Aliasing with Inconsistent Memory Type May
Cause a System Hang or a Machine Check Exception
AE17 X X No Fix
Machine Check Exception May Occur When Interleaving Code
between Different Memory Types
AE18 X Fixed
Processor Digital Thermal Sensor (DTS) Readout Stops
Updating upon Returning from C3/C4 State
AE19 X X X No Fix
Data Prefetch Performance Monitoring Event Can Only Be
Enabled on a Single Core
AE20 X X No Fix
LOCK# Asserted during a Special Cycle Shutdown Transaction
May Unexpectedly Deassert