Intel SL3QA - Pentium III 550 MHz Processor Specification page 15

Summary Tables of Changes
kB kC cA
NO. 0 0 2
E45 X X X
E46 X X X
E47 X X X
E48 X X X
E49 X X X
E50 X
E51 X
E52 X
E53 X
E54
E55 X
E56 X X
E57 X X X
E58 X X X
E59 X X X
E60 X X X
E61 X
E62 X X X
E63 X
E64 X
E65 X X X
Specification Update
cB cC cD tA tB
0 0 0 1 1
X X
X X X X X
X X X X X
X
X
X
X X X X X
X X X X X
X X X
X
X X X X X
Plans
Performance counters include Streaming
Fixed
SIMD Extensions L1 prefetch
Fixed Snoop request may cause DBSY# hang
Lower bits of SMRAM SMBASE register
NoFix
cannot be written with an ITP
Task Switch May Cause Wrong PTE and PDE
Fixed
Access Bit to be Set
Unsynchronized Cross-Modifying code
NoFix operations can cause unexpected instruction
execution results
Processor will erroneously report a BIST
Fixed
failure
Fixed Noise sensitivity issue on processor SMI# pin
Limitation on cache line ECC detection and
Fixed
correction
L2_LD and L2_M_LINES_OUTM performance-
Fixed
monitoring counters do not work
Fixed IFU/DCU deadlock may cause system hang
L2_DBUS_BUSY performance monitoring
Fixed
counter will not count writes
Incorrect sign may occur on X87 result due
Fixed to indefinite QNaN result from streaming
SIMD extensions multiply
Deadlock may occur due to illegal-
Fixed
instruction/page-miss combination
MASKMOVQ instruction interaction with
Fixed
string operation may cause deadlock
MOVD, CVTSI2SS, or PINSRW Following
NoFix Zeroing Instruction Can Cause Incorrect
Result
FLUSH# assertion following STPCLK# may
NoFix
prevent CPU clocks from stopping
Intermittent failure to assert ADS# during
Fixed
processor power-on
Floating-point exception condition may be
Fixed
deferred
THERMTRIP# may not be asserted as
Fixed
specified
Cache line reads may result in eviction of
Fixed
invalid data.
Snoop probe during FLUSH# could cause L2
NoFix
to be left in shared state
ERRATA
15