Intel BX80623I52500K User Manual

Summary Tables of Changes
Specification Update 19
No. B2 C1 D0 E0 B0 C1 D1 M0 Plan ERRATA
N86 X X X X X X X X No Fix
Incorrect Debug Exception (#DB) May
Occur When a Data Breakpoint is set
on an FP Instruction
N87 X
Plan
Fix
Modified Cache Line Eviction From L2
Cache May Result in Writeback of Stale
Data
N88 X X X X X X X X No Fix
xAPIC May Not Report Some Illegal Vector
Errors
N89 X X X
Plan
Fix
Incorrect Duty Cycle is Chosen when On-
Demand Clock Modulation is Enabled in a
Processor Supporting Hyper-Threading
Technology
N90 X X X X X X X X No Fix
Memory Aliasing of Pages as Uncacheable
Memory Type and Write Back (WB) May Hang
the System
N91 X X
Plan
Fix
A Timing Marginality in the Instruction Decoder
Unit May Cause an Unpredictable Application
Behavior and/or System Hang
N92 X X X No Fix
Missing Stop Grant Acknowledge Special Bus
Cycle May Cause a System Hang
N93 X X X X X X X X No Fix
Check Exceptions May not Update Last-
Exception Record MSRs (LERs)
N94 X X X X X X X X No Fix
Stores to Page Tables May Not Be Visible to
Pagewalks for Subsequent Loads Without
Serializing or Invalidating the Page Table Entry
N95 X X
Plan
Fix
A Timing Marginality in the Arithmetic Logic
Unit (ALU) May Cause Indeterminate Behavior
N96 X X X X X X X X No Fix
With TF (Trap Flag) Asserted, FP Instruction
That Triggers an Unmasked FP Exception
May Take Single Step Trap Before Retirement
of Instruction
N97 X X X X X X X X No Fix
BTS(Branch Trace Store) and PEBS(Precise
Event Based Sampling) May Update Memory
outside the BTS/PEBS Buffer
N98 X No Fix
Brand String Field Reports Incorrect Maximum
Operating Frequency on Intel
®
Pentium
®
4
Extreme Edition Processor with 1066 MHz
FSB
N99 X X X X X X X X No Fix
Memory Ordering Failure May Occur with
Snoop Filtering Third Party Agents after
Issuing and Completing a BWIL (Bus Write
Invalidate Line) or BLW (Bus Locked Write)
Transaction
N100 X X X X X X X X No Fix
Control Register 2 (CR2) Can be Updated
during a REP MOVS/STOS Instruction with
Fast Strings Enabled
N101 X X X X X X X X No Fix
Writing the Local Vector Table (LVT)

Intel BX80623I52500K Specifications

General

Brand	Intel
Model	BX80623I52500K
Category	Computer Hardware
Language	English