INTEL
®
CELERON® PROCESSOR SPECIFICATION UPDATE
17
Summary of Errata
NO. CPUID/Stepping Plans
ERRATA
650h
A0
651h
A1
660h
A0
665h
B0
683h
B0
686h
C0
68Ah
D0
6B1h
A1
6B4h
B1
C68 X
NoFix
Snoop
probe
during
FLUSH#
could cause L2 to be left in
shared state
C69
X
Fixed
Livelock May Occur Due to
IFU Line Eviction
C70
X
X
X
X
X
Fixed
Selector for the LTR/LLDT
register may get corrupted
C71 X X X X X X X X X NoFix
INIT does not clear global
entries in the TLB
C72 X X X X X X X X X NoFix
VM bit will be cleared on a
double fault handler
C73 X X X X X X X X X NoFix
Memory aliasing with
inconsistent A and D bits
may cause processor
deadlock
C74 X X X X X X X X X NoFix
Processor may report invalid
TSS fault instead of Double
fault during mode C paging
C75
X
X
Fixed
APIC failure at CPU
core/system bus frequency
of 766/66 MHz
C76
X
X
X
X
X
X
X
X
X
NoFix
Machine check exception
may occur when interleaving
code between different
memory types
C77
X
X
X
X
X
X
X
X
X
NoFix
Wrong ESP Register Values
During a Fault in VM86 Mode
C78
X
X
X
X
X
X
X
X
X
NoFix
APIC ICR Write May Cause
Interrupt Not to be Sent
When ICR Delivery Bit
Pending
C79
X
X
X
X
X
X
X
X
Fixed
The instruction fetch unit
(IFU) may fetch
instructions based upon stale
CR3 data after a write to
CR3 Register
C80
X
NoFix
Processor Might not Exit
Sleep State Properly Upon
De-assertion of CPUSLP#
Signal
C81
X
X
NoFix
During Boundary Scan, BCLK
not Sampled High When