Samsung M386A8K40BM2-CTD 64GB DDR4 vs 32GB DDR4 2666 M393A4K40BB2-CTD RAM Comparison

Samsung M386A8K40BM2-CTD 64GB DDR4 and Samsung 32GB DDR4 2666 M393A4K40BB2-CTD 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, Heat Spreader and ECC Support.

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Samsung M386A8K40BM2-CTD 64GB DDR4	Samsung 32GB DDR4 2666 M393A4K40BB2-CTD
Prices (Change region) In Stock Free shipping $390.99	Prices (Change region) In Stock Free shipping $191.59
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Brand SAMSUNG	Brand SAMSUNG
Model M386A8K40BM2-CTD	Model M393A4K40BB2-CTD
Release Date -	Release Date 📅 March 2020
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews ★★★★★ (1 reviews) Add a product review	User reviews Add a product review
Price history View Details ►	Price history View Details ►
Price/GB $4.69	Price/GB $5.99
GB/$1 0.21	GB/$1 0.17
Samsung B-Die No	Samsung B-Die No
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 64GB (1 x 64GB)	Size 32GB (1 x 32GB)
CAS Latency 19	CAS Latency 19
First Word Latency 14.25 ns	First Word Latency 14.25 ns
Voltage 1.2 V	Voltage 1.2 V
Heat Spreader Yes	Heat Spreader No
ECC Support No	ECC Support Yes