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Crucial 16GB DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory -… — $59.99 | RamRadar | RamRadar

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Crucial 16GB DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory - CT16G4DFRA266

Crucial 16GB DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory - CT16G4DFRA266

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Best price right now

$59.99at eBay

Great price·score 10/10

Matches the all-time low — buy now.

Crucial 16GB DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory - CT16G4DFRA266

Updated 5h ago

Product Details & Price Comparison

We rank retailers by current price, seller trust, and live availability so weak third-party offers do not look better than they are.

$59.99View offer

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Set Price Alert

Below its 30-day averageFit: Budget build

This kit is 37.8% below its 30-day average ($96.42) and still easing — a good price, and it could dip a little further.

Current price

$59.99

Vs all-time low

0% above ATL

Best trusted retailer

eBay $59.99

Primary recommendation: eBay at $59.99.

Better alternatives right now

If the current kit feels overpriced, these similar options are closer to a smart buy today.

G.SKILL Trident Z RGB Series DDR4 RAM (XMP) 32GB (2x16GB) 3200MT/s CL16-18-18-38 1.35V Intel AMD Desktop Computer Memory U-DIMM (F4-3200C16D-32GTZR)

G.SKILL Trident Z RGB Series DDR4 RAM (XMP) 32GB (2x16GB) 3200MT/s CL16-18-18-38 1.35V Intel AMD Desktop Computer Memory U-DIMM (F4-3200C16D-32GTZR)

DDR4 · 32GB · 3200MHz

$178.30$5.57/GB

View on eBay Why this is better

G.SKILL AEGIS Series DDR4 RAM 16GB (1x16GB) 2666MT/s CL19-19-19-43 1.20V Intel AMD Desktop Computer Memory U-DIMM (F4-2666C19S-16GIS)

G.SKILL AEGIS Series DDR4 RAM 16GB (1x16GB) 2666MT/s CL19-19-19-43 1.20V Intel AMD Desktop Computer Memory U-DIMM (F4-2666C19S-16GIS)

DDR4 · 16GB · 2666MHz

$130.46$8.15/GB

View on eBay Why this is better

Compatible Motherboards

Shop on Newegg — RamRadar earns a small commission from qualifying purchases.

ASUS Prime B760M-A WiFi D4

MSI PRO B760M-A WiFi DDR4

ASUS ROG Crosshair VIII Hero

ASUS ROG Strix B550-F Gaming WiFi II

ASUS TUF Gaming B550-Plus WiFi II

ASUS Prime B550M-A WiFi II

MSI MAG X570S Tomahawk Max WiFi

MSI MAG B550 Tomahawk

MSI PRO B550M-VC WiFi

Gigabyte X570 AORUS Master

Price History (All tracked history)

30D 90D 180D 1Y ALL

Technical Specifications

Memory TypeDDR4

Capacity1x16GB

CAS LatencyCAS Latency — lower is faster. Measures the delay between a memory request and data delivery.N/A

Speed2666MHz

Voltage1.2V

Form FactorDual Inline Memory Module — standard desktop RAM form factorDIMM

Price Alert

Get notified when the price drops to your target. ATL is $59.99.

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Similar kits we track

Same memory generation, similar specs, and cleaner alternatives worth comparing before you buy.

G.SKILL Trident Z RGB Series DDR4 RAM (XMP) 32GB (2x16GB) 3200MT/s CL16-18-18-38 1.35V Intel AMD Desktop Computer Memory U-DIMM (F4-3200C16D-32GTZR)

G.SKILL Trident Z RGB Series DDR4 RAM (XMP) 32GB (2x16GB) 3200MT/s CL16-18-18-38 1.35V Intel AMD Desktop Computer Memory U-DIMM (F4-3200C16D-32GTZR)

G.SKILL AEGIS Series DDR4 RAM 16GB (1x16GB) 2666MT/s CL19-19-19-43 1.20V Intel AMD Desktop Computer Memory U-DIMM (F4-2666C19S-16GIS)

G.SKILL AEGIS Series DDR4 RAM 16GB (1x16GB) 2666MT/s CL19-19-19-43 1.20V Intel AMD Desktop Computer Memory U-DIMM (F4-2666C19S-16GIS)

CORSAIR Vengeance RGB PRO DDR4 RAM 16GB (2x8GB) 3200MHz CL16-18-18-36 1.35V Intel AMD Desktop Computer Memory - Black (CMW16GX4M2C3200C16)

CORSAIR Vengeance RGB PRO DDR4 RAM 16GB (2x8GB) 3200MHz CL16-18-18-36 1.35V Intel AMD Desktop Computer Memory - Black (CMW16GX4M2C3200C16)

CORSAIR Vengeance LPX DDR4 RAM 32GB (2x16GB) 3200MHz CL16-20-20-38 1.35V Intel AMD Desktop Computer Memory - Black (CMK32GX4M2E3200C16)

CORSAIR Vengeance LPX DDR4 RAM 32GB (2x16GB) 3200MHz CL16-20-20-38 1.35V Intel AMD Desktop Computer Memory - Black (CMK32GX4M2E3200C16)

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Price analysis

RamRadar has recorded 24 price points for this kit since May 2026. At $59.99, it matches its all-time low, first recorded in July 2026, and sits 57.2% below its all-time high of $140.21 (May 2026). The price has fallen $80.22 (57.2%) over the past 30 days.

This is the lowest price RamRadar has recorded for this kit. At $3.75 per GB, it runs 49.8% below the current DDR4 desktop average of $7.46 per GB. The 30-day trend points downward.

Is $59.99 a good price for the Crucial 16GB DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory -…?+

At $59.99 it matches the lowest price RamRadar has recorded for this kit (first seen July 2026). By its own price history there has been no better time to buy.

Will the Crucial 16GB DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory -… get cheaper?+

Nobody can promise a price drop, but the recent direction is down: the price has fallen $80.22 (57.2%) over the past 30 days. RAM pricing is volatile and trends reverse, so if you are waiting, a price alert on this page will notify you if it drops further.

How does the Crucial 16GB DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory -… compare with other DDR4 kits on price?+

It currently costs $3.75 per GB, 49.8% below 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 is cheaper than the typical kit we track.