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Corsair Dominator Platinum 16GB 2x8GB DDR4 3866 vs Dominator Platinum 16GB (2x8GB) DDR4 2666MHz

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Brand
Corsair
Brand
Corsair
Model
CMD16GX4M2B3866C18
Model
CMD16GX4M2A2666C15
Release Date
-
Release Date
-
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
★★★★★
(38 reviews)
Price history
View Details ►
Price history
View Details ►
Price/GB
$16.56
Price/GB
$6.25
GB/$1
0.06
GB/$1
0.16
Samsung B-Die
(No)
Samsung B-Die
(No)
Supported PC parts
Supported PC parts
Type
288-pin DIMM DDR4
Type
288-pin DIMM DDR4
Speed
DDR4-3866 MHz
Speed
DDR4-2666 MHz
Size
16GB (2 x 8GB)
Size
16GB (2 x 8GB)
CAS Latency
18
CAS Latency
15
Timing
18-22-22-40
Timing
15-15-15-36
First Word Latency
9.31 ns
First Word Latency
11.25 ns
Voltage
1.35 V
Voltage
1.2 V
Heat Spreader
Yes
Heat Spreader
Yes
ECC Support
No
ECC Support
No
Color
-
Color
Silver
LED Color
-
LED Color
White

What are the differences between Corsair Dominator Platinum 16GB 2x8GB DDR4 3866 and Dominator Platinum 16GB (2x8GB) DDR4 2666MHz? Analyze head-to-head all specifications and features to find out the better ram.

Comparison and key differences summary

Reasons to pick the Corsair Dominator Platinum 16GB 2x8GB DDR4 3866:

  • Better first word latency (-1.94 ns).
  • Higher speed frequency (+1200 MHz).

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Reasons to pick the Corsair Dominator Platinum 16GB (2x8GB) DDR4 2666MHz:

  • 62% cheaper, you can save $165.00.
  • Less voltage required (-0.15 V needed).
  • Less CAS latency (-3).

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