Crucial 8GB (4GBx2) DDR4 2666 CT2K4G4DFS8266 vs 16GB (2x8GB) DDR4 2666 RAM Comparison

Crucial 8GB (4GBx2) DDR4 2666 CT2K4G4DFS8266 and Crucial 16GB (2x8GB) DDR4 2666 are both memory with the same Speed (DDR4-2666 MHz), CAS Latency (19) and First Word Latency (14.25 ns). The main differences are in Size.

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Crucial 8GB (4GBx2) DDR4 2666 CT2K4G4DFS8266

Crucial 16GB (2x8GB) DDR4 2666

Prices
(Change region)

In Stock

Free shipping

$72.88

Prices
(Change region)

In Stock

$124.90

Last updated 54 minutes ago.

In Stock

Free shipping

$129.00

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Brand

Crucial

Brand

Crucial

Model

CT2K4G4DFS8266

Model

CT2K8G4DFS8266

Release Date

📅 November 2018

* First availability for purchase, it may not correspond to the actual market launch date.

User reviews

★★★★☆

(51 reviews)

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User reviews

★★★★☆

(45 reviews)

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Price history

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Price history

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Price/GB

$5.12

Price/GB

$4.00

GB/$1

0.2

GB/$1

0.25

Samsung B-Die

Compatible PC parts

Motherboards ►

Compatible PC parts

Motherboards ►

Type

288-pin DDR4 DIMM

Type

288-pin DDR4 DIMM

Speed

DDR4-2666 MHz

Speed

DDR4-2666 MHz

Size

8GB (2 x 4GB)

Size

16GB (2 x 8GB)

CAS Latency

First Word Latency

14.25 ns

First Word Latency

14.25 ns

Voltage

1.2 V

Voltage

1.2 V

Heat Spreader

ECC Support

Options (10)

	8GB Kit (4GBx2) Single Rank 2400 MT/s Memory $69.99
	32GB Kit (16GBx2) Dual Rank 2400 MT/s Memory $189.99
	16GB Dual Rank 2666 MT/s Memory $96.00
	16GB Dual Rank 2400 MT/s Memory $98.90
	16GB Kit (8GBx2) Single Rank 2400 MT/s Memory $124.99
	16GB Kit (8GBx2) Dual Rank 2400 MT/s Memory $133.00
	8GB Dual Rank 2400 MT/s Memory $57.78
	32GB Kit (8GBx4) Dual Rank 2400 MT/s Memory $249.79
	8GB Single Rank 2400 MT/s Memory $61.90
	4GB Single Rank 2400 MT/s Memory $41.82

Options (16)

	4GB Single Rank 2400 MT/s $41.82
	4GB Single Rank 3200 MT/s $41.82
	8GB Dual Rank 2400 MT/s $57.78
	8GB Single Rank 2400 MT/s $61.90
	8GB Single Rank 3200 MT/s $75.00
	8GB Single Rank 2666 MT/s $63.04
	8GB Kit (4GBx2) Single Rank 2400 MT/s $69.99
	8GB Kit (4GBx2) Single Rank 3200 MT/s $72.88
	16GB Dual Rank 2400 MT/s $98.90
	16GB Dual Rank 2666 MT/s $96.00
	16GB Kit (8GBx2) Dual Rank 2400 MT/s $133.00
	16GB Kit (8GBx2) Single Rank 2400 MT/s $124.99
	16GB Kit (8GBx2) Single Rank 3200 MT/s $145.00
	32GB Kit (8GBx4) Dual Rank 2400 MT/s $249.79
	32GB Kit (16GBx2) Dual Rank 2400 MT/s $189.99
	32GB Kit (16GBx2) Dual Rank 2666 MT/s $183.00