Elitegroup Computer Systems

ECS 848P-A Socket 478 Pentium 4 P4 Celeron ATX Motherboard

Name: ECS 848P-A Socket 478 Pentium 4 P4 Celeron ATX Motherboard
Brand: Elitegroup Computer Systems
SKU: B00066U2RO

Bottom line: The ECS 848P-A Socket 478 Pentium 4 P4 Celeron ATX Motherboard is a specs-and-price decision rather than a crowd-consensus one in the retro motherboards category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-05

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 →

Before you buy

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

ECS 848P-A Socket 478 Pentium 4 P4 Celeron ATX Motherboard

SpecPicks Verdict

SpecPicks scored ECS 848P-A Socket 478 Pentium 4 P4 Celeron ATX Motherboard using a rating × review-volume × price-fit model applied to published specs and reviews across the retro motherboards category. Elitegroup Computer Systems's retro motherboards 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 motherboards 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.

Full Specifications

Brand	Elitegroup Computer Systems
CPU Model	Pentium
CPU Socket	Socket 478
Chipset Type	848P
Model Number	B00066U2RO
Mfr Part Number	LYSB00066U2RO-CMPTRACCS
Processor Socket	Socket 478
Compatible Devices	Mouse
Memory Clock Speed	3.2 GHz
Compatible Processors	Celeron, Pentium 4
RAM Memory Technology	DDR 400; 333; 266
S/PDIF Connector Type	Optical
Memory Slots Available	2
Graphics Card Interface	AGP, PCI
RAM Memory Maximum Size	2 GB
Ram Memory Maximum Size	2 GB
Main Power Connector Type	4-pin
System Bus Standard Supported	SATA 3

Ready to buy?

ECS 848P-A Socket 478 Pentium 4 P4 Celeron ATX Motherboard 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.

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