
Crucial 16GB DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory - CT16G4DFRA266
DDR4 · 16GB · 2666MHz
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Currently within 2.6% of its 30-day average ($135.95). No strong signal either way — a dip below $131.88 would be a better entry.
Primary recommendation: eBay at $139.49.
If the current kit feels overpriced, these similar options are closer to a smart buy today.

DDR4 · 16GB · 2666MHz
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Get notified when the price drops to your target. ATL is $79.99.
Same memory generation, similar specs, and cleaner alternatives worth comparing before you buy.
RamRadar has recorded 37 price points for this kit since May 2026. At $139.49, it sits 74.4% above its all-time low of $79.99 (July 2026) and 21.8% below its all-time high of $178.40 (July 2026). The price has risen $39.49 (39.5%) over the past 30 days.
At $8.72 per GB, it runs 16.8% above the current DDR4 desktop average of $7.46 per GB. The 30-day trend points upward.
$139.49 is above the midpoint of the $79.99–$178.40 range RamRadar has recorded — this kit has sold for less during much of its tracked history. It is not the worst price we have seen, but it is not a standout deal either.
The recent direction is up — the price has risen $39.49 (39.5%) over the past 30 days — so nothing in our data points to an imminent drop. Trends do reverse, though; a price alert on this page will notify you if it falls to your target.
It currently costs $8.72 per GB, 16.8% 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.