
Crucial 16GB DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory - CT16G4DFRA266
DDR4 · 16GB · 2666MHz
Some links below are affiliate links — RamRadar may earn a commission if you buy through them, at no extra cost to you. How we make money

We rank retailers by current price, seller trust, and live availability so weak third-party offers do not look better than they are.
RamRadar may earn a small commission from qualifying purchases through retailer links, at no extra cost to you.
Currently within 1.2% of its 30-day average ($167.92). No strong signal either way — a dip below $162.88 would be a better entry.
Primary recommendation: eBay at $169.95.
If the current kit feels overpriced, these similar options are closer to a smart buy today.

DDR4 · 16GB · 2666MHz
Shop on Newegg — RamRadar earns a small commission from qualifying purchases.
Get notified when the price drops to your target. ATL is $85.00.
Same memory generation, similar specs, and cleaner alternatives worth comparing before you buy.
RamRadar has recorded 27 price points for this kit since May 2026. At $169.95, it sits 99.9% above its all-time low of $85.00 (May 2026) and 0.0% below its all-time high of $169.95 (June 2026). The price is essentially unchanged over the past 30 days.
At $10.62 per GB, it runs 42.3% above the current DDR4 desktop average of $7.46 per GB. The 30-day trend is flat.
$169.95 is near the top of the $85.00–$169.95 range RamRadar has recorded for this kit — it has sold for as little as $85.00 in May 2026. By its own price history this is an expensive time to buy.
The price has been essentially flat over the past 30 days (0.0% change), which gives no clear signal either way. RAM pricing is volatile, so a price alert on this page is the reliable way to catch a drop.
It currently costs $10.62 per GB, 42.3% above the DDR4 desktop average of $7.46 per GB computed across the 99 kits RamRadar tracks in that segment. On a per-gigabyte basis it costs more than the typical kit we track.