Specification Update
Summary Tables of Changes
Specification Update 9
AJ = Quad-Core Intel® Xeon® processor 5300 series
AK =
Intel® Core™2 Extreme quad-core processor QX6000 series and Intel®
Core™2 Quad processor Q6000 series
AL = Dual-Core Intel® Xeon® processor 7100 series
AM = Intel® Celeron® processor 400 series
AN = Intel® Pentium® dual-core processor
AO = Quad-Core Intel® Xeon® processor 3200 series
AP = Dual-Core Intel® Xeon® processor 3000 series
AR = Intel® Celeron® processor 500 series
AS = Intel® Xeon® processor 7200, 7300 series
AT =
Intel® Celeron® processor 200 series
AV =
Intel® Core™2 Extreme processor QX9000 series and Intel® Core™2 Quad
processor Q9000 series
AX =
Quad-Core Intel® Xeon® Processor 5400 Series
AY =
Dual-Core Intel® Xeon® Processor 5200 Series
AZ = Intel® Core™2 Duo Processor and Intel® Core™2 Extreme Processor on
45-nm Process
AAA = Quad-Core Intel® Xeon® processor 3300 series
AAB = Dual-Core Intel® Xeon® E3110 Processor
AAC = Intel® Celeron® dual-core processor E1000 series
NO A1 Plan ERRATA
AM1 X No Fix
Writing the Local Vector Table (LVT) when an Interrupt is Pending May Cause an
Unexpected Interrupt
AM2 X No Fix
LOCK# Asserted During a Special Cycle Shutdown Transaction May Unexpectedly
De-assert
AM3 X No Fix
Address Reported by Machine-Check Architecture (MCA) on Single-bit L2 ECC Errors
May be Incorrect
AM4 X No Fix
VERW/VERR/LSL/LAR Instructions May Unexpectedly Update the Last Exception
Record (LER) MSR
AM5 X No Fix
DR3 Address Match on MOVD/MOVQ/MOVNTQ Memory Store Instruction May
Incorrectly Increment Performance Monitoring Count for Saturating SIMD
Instructions Retired (Event CFH)
AM6 X Plan Fix SYSRET May Incorrectly Clear RF (Resume Flag) in the RFLAGS Register
AM7 X No Fix
General Protection Fault (#GP) for Instructions Greater than 15 Bytes May be
Preempted
AM8 X No Fix
Pending x87 FPU Exceptions (#MF) Following STI May Be Serviced Before Higher
Priority Interrupts
AM9 X No Fix The Processor May Report a #TS Instead of a #GP Fault
AM10 X No Fix A Write to an APIC Register Sometimes May Appear to Have Not Occurred
AM11 X No Fix
Programming the Digital Thermal Sensor (DTS) Threshold May Cause Unexpected
Thermal Interrupts
AM12 X No Fix Count Value for Performance-Monitoring Counter PMH_PAGE_WALK May be Incorrect
AM13 X No Fix LER MSRs May be Incorrectly Updated