Crucial 8GB DDR4 2666 MT/s vs 4GB (2x2GB) DDR3 1333 MT/s RAM Comparison

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Crucial 8GB DDR4 2666 MT/s

Crucial 4GB (2x2GB) DDR3 1333 MT/s

Prices
(Change region)

In Stock

Free shipping

$15.38

In Stock

$18.50

(Used from $13.99) Last updated 2 minutes ago.

Prices
(Change region)

In Stock

$27.99

Last updated 1 minutes ago.

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Brand

Crucial

Brand

Crucial

Model

CT8G4DFS8266

Model

CT2KIT25664BA1339

Release Date

📅 November 2018

Release Date

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

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User reviews

★★★★★

(20 reviews)

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Price history

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Price history

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Price/GB

$1.92

Price/GB

$5.29

GB/$1

0.52

GB/$1

0.19

Samsung B-Die

Compatible PC parts

Motherboards ►

Compatible PC parts

Motherboards ►

Type

288-pin DDR4 DIMM

Type

240-pin DDR3 DIMM

Speed

DDR4-2666 MHz

Speed

DDR3-1333 MHz

Size

8GB (1 x 8GB)

Size

4GB (2 x 2GB)

CAS Latency

First Word Latency

14.25 ns

First Word Latency

13.5 ns

Voltage

1.2 V

Voltage

1.5 V

Heat Spreader

ECC Support

Color

Green

Options (10)

	8GB Dual Rank 2400 MT/s $16.90
	8GB Single Rank 2400 MT/s $14.99
	16GB Dual Rank 2400 MT/s $32.24
	32GB Kit (16GBx2) Dual Rank 2400 MT/s $56.00
	16GB Dual Rank 2666 MT/s $33.00
	8GB Kit (4GBx2) Single Rank 2400 MT/s $25.72
	4GB Single Rank 2400 MT/s $15.49
	32GB Kit (8GBx4) Dual Rank 2400 MT/s $114.45
	16GB Kit (8GBx2) Single Rank 2400 MT/s $28.99
	16GB Kit (8GBx2) Dual Rank 2400 MT/s $37.00

Options (3)

	8GB $21.99
	4GB $10.99
	2GB $14.98

What are the differences between Crucial 8GB DDR4 2666 MT/s and 4GB (2x2GB) DDR3 1333 MT/s? Analyze head-to-head all specifications and features to find out the better ram.