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Compare Kingston Fury Beast RGB 128GB (2x64GB) DDR5 5600 vs Kingston HyperX FURY Black 32GB Kit (4x8GB) 2133MHz DDR4

The main differences between Kingston Fury Beast RGB 128GB (2x64GB) DDR5 5600 and Kingston HyperX FURY Black 32GB Kit (4x8GB) 2133MHz DDR4 are in Speed, Size, CAS Latency and First Word Latency.
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Brand
Kingston
Brand
HyperX
Model
KF556C40BBAK2-128
Model
HX421C14FBK4/32
Release Date
📅 May 2025
Release Date
📅 February 2015
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
Price history
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Price history
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Price/GB
-
Price/GB
-
GB/$1
-
GB/$1
-
Samsung B-Die
No
Samsung B-Die
No
Compatible PC parts
Compatible PC parts
Type
288-pin DDR5 DIMM
Type
288-pin DDR4 DIMM
Speed
DDR5-5600 MHz
Speed
DDR4-2133 MHz
Size
128GB (2 x 64GB)
Size
32GB (4 x 8GB)
CAS Latency
40
CAS Latency
14
First Word Latency
14.28 ns
First Word Latency
13.13 ns
Voltage
1.25 V
Voltage
1.2 V
Heat Spreader
Yes
Heat Spreader
Yes
ECC Support
No
ECC Support
No
LED Color
RGB
LED Color
-

Comparison and key differences summary

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

  • Newer Product, it was released around 10 years later
  • More Capacity (+96 GB available)
  • RGB Lighting

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Reasons to buy the Kingston HyperX FURY Black 32GB Kit (4x8GB) 2133MHz DDR4:

  • Less voltage required (-0.05 V needed)
  • Less CAS latency (-26)
  • Better first word latency (-1.15 ns)

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