OFFTEK

OFFTEK 512MB Replacement Memory RAM Upgrade for HP-Compaq Business Desktop dc7800 (Small Form Factor/Convertible Minitower) (DDR2-6400 - Non-ECC) Desktop Memory

Name: OFFTEK 512MB Replacement Memory RAM Upgrade for HP-Compaq Business Desktop dc7800 (Small Form Factor/Convertible Minitower) (DDR2-6400 - Non-ECC)
Brand: OFFTEK
SKU: B009BRR0LA
Price: 34.47 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-06

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 →

$34.47

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🛒 See live eBay price Also on Amazon → Compare to similar memory & ram

*Price sourced from Amazon.com. Last updated 2026-08-27. Price and availability subject to change.

Bottom line: The OFFTEK 512MB Replacement Memory RAM Upgrade for HP-Compaq Business Desktop dc7800 (Small Form Factor/Convertible Minitower) (DDR2-6400 - Non-ECC) Desktop Memory is a niche pick — read recent reviews before buying in the memory & ram category, priced around $34.47. Compare close alternatives before committing.

SpecPicks Verdict

SpecPicks scored OFFTEK 512MB Replacement Memory RAM Upgrade for HP-Compaq Business… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the memory & ram category. OFFTEK's memory & ram lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.

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 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.

Pros & Cons

Pros

✓ Backed by OFFTEK'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

Key Features

Boost Your System’s Performance: Increase available memory for smoother multitasking, improved responsiveness and better performance when running memory-intensive applications.
Matched Specifically to Your Machine: OFFTEK selects the correct memory configuration for the computer shown in this listing, removing the uncertainty from choosing a compatible upgrade.
We Do the Technical Checking for You: There is no need to compare memory speeds, voltages, form factors or other technical details, as the upgrade has been matched to the machine’s supported requirements.
Extend the Life of Your Computer: Increasing the available memory can help your existing machine remain productive for longer, offering a cost-effective alternative to replacing the complete system.
Quick and Straightforward Upgrade: Memory is normally simple to install and requires no software installation; shut down and disconnect the machine before fitting and follow the manufacturer’s instructions.
Tested for Dependable Performance: Every OFFTEK memory module is checked and tested at component and module level to support stable, reliable operation in everyday use.

Full Specifications

Brand	OFFTEK
Voltage	1.8 volts
RAM Size	512 MB
Unit Count	1 Count
Form Factor	DIMM
Memory Speed	800 MHz
Number of Pins	240
Mfr Part Number	AH056AT-512
Compatible Devices	Desktop
Additional Features	Lightweight
Computer Memory Size	512 MB
RAM Memory Technology	DDR2
Boost Your System’s Performance	Increase available memory for smoother multitasking, improved responsiveness and better performance when running memory-intensive applications.
Tested for Dependable Performance	Every OFFTEK memory module is checked and tested at component and module level to support stable, reliable operation in everyday use.
Matched Specifically to Your Machine	OFFTEK selects the correct memory configuration for the computer shown in this listing, removing the uncertainty from choosing a compatible upgrade.
Matched Memory, Without the Guesswork	Receive the memory configuration selected on this listing, chosen specifically for the computer model shown to make upgrading simple and reassuring.

Ready to buy?

OFFTEK 512MB Replacement Memory RAM Upgrade for HP-Compaq Business Desktop dc7800 (Small Form Factor/Convertible Minitower) (DDR2-6400 - Non-ECC) Desktop Memory 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 2026-08-27. Price and availability subject to change.