Pentium II OverDrive processor output mapping to 300 MHz is recorded in the 1998 CPU research cohort under Intel. The current display name and classification are normalization proposals.
Source product name
Pentium II OverDrive processor 300 MHz
Source model number
Not established
Source manufacturer
Intel Corporation
Research scope
upgradable Pentium Pro desktop PCs; workstations; entry/mid-range network servers
Why it existed
manufacturer stated
Intel addresses extending the useful life of Pentium Pro systems instead of replacing them
Intended users: owners of Pentium Pro desktops, workstations, and entry/mid-range servers
Engineering response: OverDrive processor upgrades 150/180 MHz Pentium Pro systems to 300 MHz
Intel repeatedly uses singular wording: the same Pentium II OverDrive processor maps 150/180 MHz inputs to 300 MHz and 166/200 MHz inputs to 333 MHz; one MSRP is stated.
Open questions and review
L3 · retain for review
Keep this frozen output key and its open question; do not merge or reinterpret it from the current evidence.
What would resolve it: Verified documentary production/release evidence or attributable testimony from someone involved in production or release that establishes whether the 300 and 333 outputs were one physical product or separate products.
One product versus two output records; part number; compatibility assertions.
family variant overlap · follow up
The two frozen OverDrive output-speed keys describe one singular Pentium II OverDrive product with two compatibility/output mappings rather than independently evidenced physical products.
Intel uses singular product wording and one MSRP while mapping two Pentium Pro input groups to 300 MHz and 333 MHz outputs.
Follow-up: Require a human merge-or-restructure decision: preserve both frozen records as provenance but model one product plus compatibility assertions unless part-number evidence supports separate products.
scope error · follow up
The expanded cohort spans component introductions; system availability; boxed channels; mobile OEM modules; upgrade reseller availability; and planned system shipments. These are legitimate segment-specific facts but no single availability event can be assumed equivalent across all records.
Intel itself distinguishes introduction from availability in the next few weeks for Celeron 266; the same event-typing separation is required across the expanded cohort.
Follow-up: Maintain typed event and channel fields through human review; do not rank or filter records by a single unqualified release-date column.
Original intake sources
These notes preserve the state at intake. Later verification is shown under Release evidence above; an original note saying verification had not occurred is not the current assessment.
Imported source reference; independent verification has not occurred.
Original research note
Typed events: Intel introduced the Pentium II OverDrive processor on 1998-08-10; the same processor upgrades 150/180-MHz Pentium Pro systems to 300 MHz. Availability is a second-half-August range, not an exact day. Preserve upgrade segment and do not treat output speed as a conventional desktop CPU SKU.