parts-quick

1GB Kit 2 X 512MB DDR2 Memory for Dell Dimension E520 E521 Desktop PC2-4200 533MHz DIMM RAM

Name: 1GB Kit 2 X 512MB DDR2 Memory for Dell Dimension E520 E521 Desktop PC2-4200 533MHz DIMM RAM
Brand: parts-quick
SKU: B007ZF7NL2

Bottom line: The parts-quick 1GB Kit 2 X 512MB DDR2 Memory 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.

Live pricing on eBay

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-03

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

✓ Speed: PC2 4200 533MHz

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

1GB Kit 2 X 512MB PC2-4200 240 pin DIMM DDR2 533MHz for Dell. Compatible with: Dell Dimension E520. Dell Dimension E521.

SpecPicks Verdict

SpecPicks scored parts-quick 1GB Kit 2 X 512MB DDR2 Memory using a rating × review-volume × price-fit model applied to published specs and reviews across the memory & ram category. parts-quick'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

Speed: PC2 4200 533MHz
Form Factor: 240 pin DIMM
Capacity: 1GB Kit 2 x 512MB
Warranty: Lifetime

Full Specifications

Brand	parts-quick
Speed	PC2 4200 533MHz
Capacity	1GB Kit 2 x 512MB
RAM Size	512 MB
Warranty	Lifetime
Form Factor	DIMM
Memory Speed	533 MHz
Number of Pins	240
Mfr Part Number	2X512MB-DDR2-533-D-Dell-303
Compatible Devices	Desktop
Data Transfer Rate	512 Megabits Per Second
Additional Features	Lightweight
Computer Memory Size	512 MB
RAM Memory Technology	DDR2

Ready to buy?

1GB Kit 2 X 512MB DDR2 Memory for Dell Dimension E520 E521 Desktop PC2-4200 533MHz DIMM RAM 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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