Intel

Intel Pentium III - S 1.13 GHz 512KB Cache 133MHz FSB SL5PU

Name: Intel Pentium III - S 1.13 GHz 512KB Cache 133MHz FSB SL5PU
Brand: Intel
SKU: B00CMPLS52
Price: 88.00 USD
Availability: InStock

Bottom line: The Intel Pentium III is a specs-and-price decision rather than a crowd-consensus one in the retro cpus category, priced around $88.00 on Amazon as of 2026-10-06. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

$88.00

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🛒 See live eBay price Also on Amazon — $88.00 Compare to similar retro cpus

By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-06

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference. About the author →

*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.

Pros & Cons

Pros

✓ Processor Base Frequency: 1.13 GHz

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Used and vintage listings vary by seller and condition — check the listing photos, description and return terms before buying

Manufacturer description

Intel Pentium III - S 1.13 GHz 512KB Cache 133MHz FSB SL5PU

SpecPicks Verdict

SpecPicks scored Intel Pentium III using a rating × review-volume × price-fit model applied to published specs and reviews across the retro cpus category. Intel's retro cpus lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for retro cpus of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

Processor Base Frequency: 1.13 GHz
Number of Cores: 1
L2 Cache: 512 KB
FSB Speed: 133 MHz

Full Specifications

Brand	Intel
L2 Cache	512 KB
CPU Model	Pentium
CPU Speed	1.13 GHz
FSB Speed	133 MHz
CPU Socket	Socket P
Model Number	SL5PU
Mfr Part Number	SL5PU
Number of Cores	1
Processor Brand	Intel
Processor Speed	1.13 GHz
CPU Manufacturer	Intel
Processor Series	Pentium
Processor Socket	Socket P
Processor Base Frequency	1.13 GHz

Ready to buy?

Intel Pentium III - S 1.13 GHz 512KB Cache 133MHz FSB SL5PU is vintage hardware; the used and vintage market on eBay carries most of the live inventory. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. It also has an Amazon listing — check it for current price and availability. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

See live eBay listings → Check Amazon listing →

*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.