What are the alternatives to the HP P2597A Pentium III-1000 CPU Upg 133FSB 256KB Cache Processor?

HP P2597A Pentium III-1000 CPU Upg 133FSB 256KB Cache Processor competes with other Retro CPUs products on SpecPicks. Use our Compare tool to view specs side-by-side, or browse the full Retro CPUs category for alternatives.

HP P2597A Pentium III-1000 CPU Upg 133FSB 256KB Cache Processor

Name: HP P2597A Pentium III-1000 CPU Upg 133FSB 256KB Cache Processor
Brand: HP
SKU: B00006HQDC
Price: 99.95 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-21

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

$99.95

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🛒 See live eBay price Also on Amazon — View Current Price → Compare to similar retro cpus

*Price sourced from Amazon.com. Last updated 2026-04-20. Price and availability subject to change.

Bottom line: The HP P2597A Pentium III-1000 CPU Upg 133FSB 256KB Cache Processor is a specs-and-price decision rather than a crowd-consensus one in the retro cpus category, priced around $99.95. Check the specification table above against one or two close alternatives — on price and spec fit, not on star ratings.

Pros & Cons

Pros

✓ Backed by HP's warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Pentium III-1000 CPU Upg 133FSB 256KB Cache Processor

SpecPicks Verdict

SpecPicks scored HP P2597A Pentium III-1000 CPU Upg 133FSB 256KB Cache Processor using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the retro cpus category. HP'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 Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Full Specifications

Brand	HEWLETT PACKARD
CPU Model	Pentium
CPU Speed	1 GHz
CPU Socket	Socket 370
Model Number	P2597A
Mfr Part Number	P2597A
Processor Brand	Intel
Processor Count	1
Processor Speed	1 GHz
CPU Manufacturer	Intel
Item Part Number	P2597A
Processor Series	Pentium
Processor Socket	Socket 370
Cache Memory Installed Size	2
Global Trade Identification Number	00725184599330

Ready to buy?

HP P2597A Pentium III-1000 CPU Upg 133FSB 256KB Cache Processor is sold on the used and vintage market, where eBay carries the live inventory — Amazon does not stock this part. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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*Price sourced from Amazon.com. Last updated 2026-04-20. Price and availability subject to change.