Edge Memory

512 MB (4 x 128 MB) - SIMM 72-pin - FPM RAM (D4893A-PE)

Name: 512 MB (4 x 128 MB) - SIMM 72-pin - FPM RAM (D4893A-PE)
Brand: Edge Memory
SKU: B00006LUG9

Bottom line: The 512 MB (4 x 128 MB) - SIMM 72-pin - FPM RAM (D4893A-PE) is a specs-and-price decision rather than a crowd-consensus one in the memory & ram 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 →

Pros & Cons

Pros

✓ Item Package Dimension: 1.0L x 1.0W x 1.0H inches

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

512MB (4 x 128MB) - 66MHz PC66 - Parity - FPM DRAM - 72-pin

SpecPicks Verdict

SpecPicks scored 512 MB (4 x 128 MB) - SIMM 72-pin - FPM RAM (D4893A-PE) using a rating × review-volume × price-fit model applied to published specs and reviews across the memory & ram category. Edge Memory's memory & ram 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 memory & ram 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

Item Package Dimension: 1.0L x 1.0W x 1.0H inches
Item Package Weight - 1.0 Pounds
Item Package Quantity - 1
Product Type - INTERNAL MEMORY

Full Specifications

Brand	Edge Memory
RAM Size	512 MB
Unit Count	1 Count
Form Factor	72-pin SIMM
Memory Speed	66 MHz
Model Number	D4893A-PE
Number of Pins	72
Mfr Part Number	D4893A-PE
Number of Items	1
Special Feature	Lightweight
Data Transfer Rate	66 MHz
Additional Features	Lightweight
Computer Memory Size	512 MB
Item Package Dimension	1.0L x 1.0W x 1.0H inches
Global Trade Identification Number	00652977150563, 06529771505636

Ready to buy?

512 MB (4 x 128 MB) - SIMM 72-pin - FPM RAM (D4893A-PE) 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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