Crucial

2GB Kit (2 x 1GB) DDR PC2700 Unbuffered Non-ECC 184-PIN DIMM - CT2KIT12864Z335

Name: 2GB Kit (2 x 1GB) DDR PC2700 Unbuffered Non-ECC 184-PIN DIMM - CT2KIT12864Z335
Brand: Crucial
SKU: B0009RPY96

Bottom line: The Crucial 2GB Kit DDR PC2700 Unbuffered Non-ECC 184-PIN DIMM: Genuine Crucial/Micron DRAM, tested to strict industry specs; main trade-off: obsolete DDR1 standard; useless on DDR2/DDR3/DDR4 systems.

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-18

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

✓ Genuine Crucial/Micron DRAM, tested to strict industry specs
✓ Matched 2GB kit (2x1GB) for reliable dual-channel pairing
✓ 184-pin DDR PC2700 DDR333 fits legacy Socket A/478 boards
✓ Unbuffered non-ECC at CL2.5 latency for standard desktops

Cons

✗ Obsolete DDR1 standard; useless on DDR2/DDR3/DDR4 systems
✗ PC2700 speed trails PC3200 for older overclock-minded builds
✗ Non-ECC, so no error correction for server workloads
✗ Only 2GB total, capped by 184-pin era chipsets

Manufacturer description

Every day, you rely on your computer to make your life easier. A Crucial DRAM upgrade can help your system run faster, and it's one of the easiest, most affordable ways to improve system performance. Reap the benefits doing everything from everyday system tasks to mission-critical applications. For over 12 years, Crucial has been recognized as a leader in DRAM upgrades. Our products help people achieve greater system performance through improved productivity, reliability, and speed. As part of one of the world’s largest DRAM manufacturers—Micron Technology—our long tenure of engineering and…

SpecPicks Verdict

SpecPicks scored Crucial 2GB Kit DDR PC2700 Unbuffered Non-ECC 184-PIN DIMM using a rating × review-volume × price-fit model applied to published specs and reviews across the memory & ram category. Crucial'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

184-pin DIMM
DDR333
DDR PC2700, CL=2.5, Unbuffered, NON-ECC, DDR333, 2.5V, 128Meg x 64
The only brand of memory upgrade available directly from a DRAM manufacturer, tested to meet the most stringent industry specifications
Install it yourself in about 15 minutes. The same top-quality memory that the worlds largest computer manufacturers install in the systems they sell

Full Specifications

Brand	Crucial
Voltage	2.5 Volts
RAM Size	1 GB
Model Name	Crucial
Form Factor	DIMM 184-pin
Memory Speed	333 MHz
Model Number	CT2KIT12864Z335
Number of Pins	184
Mfr Part Number	CT2KIT12864Z335
Memory Generation	DDR
Compatible Devices	Desktop
Data Transfer Rate	333 MHz
Memory Form Factor	DIMM
Computer Memory Size	1 GB
Warranty Description	Limited lifetime warranty
RAM Memory Technology	DDR
Global Trade Identification Number	00649528729309

Ready to buy?

2GB Kit (2 x 1GB) DDR PC2700 Unbuffered Non-ECC 184-PIN DIMM - CT2KIT12864Z335 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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