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Crucial RAM 8GB DDR4 2666 MHz CL19 Laptop Memory CT8G4SFRA266

Crucial RAM 8GB DDR4 2666 MHz CL19 Laptop Memory CT8G4SFRA266

Catalog product photograph. Confirm the exact model, kit contents and condition at the retailer.

Full catalog name & identifier

Crucial RAM 8GB DDR4 2666 MHz CL19 Laptop Memory CT8G4SFRA266

ASIN B08C56KXQJ

Laptop · SO-DIMM

Crucial RAM 8GB DDR4 2666 MHz CL19 Laptop Memory CT8G4SFRA266

8GB (1 × 8GB) · DDR4-2666 · CL19

Crucial · ASIN B08C56KXQJ

Recorded eBay offer

$51.90$6.49/GB

$46.00 item + $5.90 reported US shipping · Tax excluded

Typical price+34% vs low since Oct 23, 2026

Mid-range since Oct 23, 2026. Consider waiting.

Low $38.70+34.1%High $58.45

Range since Oct 23, 2026

Price checked Oct 31

Check price on Amazon(paid link)

Set a price alert Compare 2 retailers

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.

eBayBest price

+ $5.90 US shipping

$46.00Buy on eBay

Newegg

Shipping not included

$57.00Buy on Newegg

RamRadar may earn a small commission from qualifying purchases through retailer links, at no extra cost to you.

Price and availability can change at checkout. Unknown shipping is not free shipping; compare the same condition and kit contents.

Price History (Last 30 days)

30D 90D 180D 1Y ALL

Watch this one for a better entry

Price history is limited, so compare retailers before buying.

Current price

$51.90

Vs low since Oct 23, 2026

Limited data

Best trusted retailer

Newegg $57.00

See price on Newegg

Primary recommendation: Newegg at $57.00.

Not buying today?

We will email you if it drops below $46.71.

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Want a different target? Use the full price alert form below. Price history and price alerts do not include Amazon prices.

Better alternatives right now

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

Kingston ValueRAM 8GB 3200MT/s DDR4 Non-ECC CL22 SODIMM 1Rx8 1.2V KVR32S22S8/8 Laptop Memory

DDR4 · 8GB · 3200MHz

$155.69$19.46/GB

View on eBay Why this is better

Samsung 16GB DDR4 PC4-21300, 2666MHZ, 260 PIN SODIMM, 1.2V, CL 19 laptop ram memory module

Samsung 16GB DDR4 PC4-21300, 2666MHZ, 260 PIN SODIMM, 1.2V, CL 19 laptop ram memory module

DDR4 · 16GB · 2666MHz

$106.50$6.66/GB

View on eBay Why this is better

Full technical specifications

Technical Specifications

Memory TypeDDR4

Capacity1x8GB

CAS LatencyCAS Latency: lower is faster. Measures the delay between a memory request and data delivery.CL19

Speed2666MHz

Form FactorSmall Outline DIMM: compact form factor for laptopsSODIMM

Price Alert

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Target price in US dollars

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Alerts are always set in USD. Prices elsewhere on this page follow your selected currency. Price history and price alerts do not include Amazon prices.

Similar kits we track

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

Kingston ValueRAM 8GB 3200MT/s DDR4 Non-ECC CL22 SODIMM 1Rx8 1.2V KVR32S22S8/8 Laptop Memory

Samsung 16GB DDR4 PC4-21300, 2666MHZ, 260 PIN SODIMM, 1.2V, CL 19 laptop ram memory module

Samsung 16GB DDR4 PC4-21300, 2666MHZ, 260 PIN SODIMM, 1.2V, CL 19 laptop ram memory module

Crucial 16GB Kit (8GB x 2) DDR4 2666 MT/s (PC4-21300) SODIMM 260-Pin Memory - CT2K8G4SFRA266

Crucial 16GB Kit (8GB x 2) DDR4 2666 MT/s (PC4-21300) SODIMM 260-Pin Memory - CT2K8G4SFRA266

Kingston Technology (KVR24S17D8/16) ValueRAM 16GB 2400Mhz DDR4 Non-ECC CL17 SODIMM 2Rx8

Kingston Technology (KVR24S17D8/16) ValueRAM 16GB 2400Mhz DDR4 Non-ECC CL17 SODIMM 2Rx8

Fit not checked for your computer

SO-DIMM is a laptop-size module. Some laptops use soldered memory or another memory interface.

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Read exact-kit community reports. Compare the actual MPN, board, BIOS and test; a community report is not manufacturer fit evidence for this product.

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Price history and price alerts do not include Amazon prices.

Track DDR4 & DDR5 RAM prices, updated throughout the day. Compare across retailers and get alerts when prices drop.

RamRadar earns commissions from some retailer links (eBay Partner Network, Newegg via Rakuten Advertising), at no extra cost to you.

As an Amazon Associate I earn from qualifying purchases. Price history and price alerts do not include Amazon prices.

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Crucial RAM 8GB DDR4 2666 MHz CL19 Laptop Memory CT8G4SFRA266: $51.90 | RamRadar

Price analysis

On October 23, 2026, RamRadar switched this kit's tracked price to what a buyer pays, including US shipping where the retailer reports it. Earlier prices are not compared with today's $51.90. The low and high shown on this page cover prices since October 23, 2026; a full price verdict resumes on November 6, 2026.

That works out to $6.49 per GB of capacity.

Is $51.90 a good price for the Crucial RAM 8GB DDR4 2666 MHz CL19 Laptop Memory CT8G4SFRA266?+

RamRadar switched this kit to shipping-included prices on October 23, 2026, so there is not yet enough comparable history for a full verdict on $51.90. The low and high shown cover prices since October 23, 2026; a full verdict resumes on November 6, 2026; until then, compare the retailers on this page, or set a price alert for the price you want.

Will the Crucial RAM 8GB DDR4 2666 MHz CL19 Laptop Memory CT8G4SFRA266 get cheaper?+

This kit's comparable price history starts on October 23, 2026, too short a window to call a trend. RAM pricing is volatile; a price alert on this page will notify you if the price falls to your target.