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Compare Kingston Fury Beast 128GB (2x64GB) DDR5 5600 CL40 vs AddOn 2GB 200-Pin DDR SO-DIMM 667

The main differences between Kingston Fury Beast 128GB (2x64GB) DDR5 5600 CL40 and AddOn 2GB 200-Pin DDR SO-DIMM 667 are in Speed, Size, CAS Latency and First Word Latency.
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Brand
Kingston
Brand
AddOn
Model
KF556C40BBK2-128
Model
A0655397-AA
Release Date
📅 May 2025
Release Date
-
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
★★★★★
(1 reviews)
Price history
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Price history
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Price/GB
$3.04
Price/GB
$9.50
GB/$1
0.33
GB/$1
0.11
Samsung B-Die
No
Samsung B-Die
No
Compatible PC parts
Compatible PC parts
Type
288-pin DDR5 DIMM
Type
200-pin DDR SODIMM
Speed
DDR5-5600 MHz
Speed
DDR2-667 MHz
Size
128GB (2 x 64GB)
Size
2GB (1 x 2GB)
CAS Latency
40
CAS Latency
5
Timing
40-40-40
Timing
-
First Word Latency
14.28 ns
First Word Latency
14.99 ns
Voltage
1.25 V
Voltage
1.8 V
Heat Spreader
Yes
Heat Spreader
No
ECC Support
No
ECC Support
No
Color
Black
Color
-

Comparison and key differences summary

Reasons to buy the Kingston Fury Beast 128GB (2x64GB) DDR5 5600 CL40:

  • Less voltage required (-0.55 V needed)
  • Better first word latency (-0.71 ns)
  • More Capacity (+126 GB available)

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Reasons to buy the AddOn 2GB 200-Pin DDR SO-DIMM 667:

  • 95% cheaper, you can save $370.01
  • Less CAS latency (-35)

Buy now

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