Compare Memory

Compare Kingston Fury Beast RGB 128GB (2x64GB) DDR5 5600 vs Ballistix Sport LT 4GB Single DDR4 2666 MT/s BLS4G4D26BFSB

  1. Compare
  2. Memory
  3. Kingston Fury Beast RGB 128GB (2x64GB) DDR5 5600 🆚 Ballistix Sport LT 4GB Single DDR4 2666 MT/s BLS4G4D26BFSB
The main differences between Kingston Fury Beast RGB 128GB (2x64GB) DDR5 5600 and Ballistix Sport LT 4GB Single DDR4 2666 MT/s BLS4G4D26BFSB are in Speed, Size, CAS Latency and First Word Latency.
Save comparison
Kingston Fury Beast RGB 128GB (2x64GB) DDR5 5600MT/s CL40 KF556C40BBAK2-128
Kingston Fury Beast RGB 128GB (2x64GB) DDR5 5600
Ballistix Sport LT 4GB Single DDR4 2666 MT/s (PC4-21300) SR BLS4G4D26BFSB (Gray)
Ballistix Sport LT 4GB Single DDR4 2666 MT/s BLS4G4D26BFSB
Prices
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Prices
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* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
Brand
Kingston
Brand
Ballistix
Model
KF556C40BBAK2-128
Model
BLS4G4D26BFSB
Release Date
📅 May 2025
Release Date
📅 March 2017
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
Price history
View Details ►
Price history
View Details ►
Price/GB
-
Price/GB
-
GB/$1
-
GB/$1
-
Samsung B-Die
No
Samsung B-Die
No
Compatible PC parts
Motherboards ►
Compatible PC parts
Motherboards ►
Type
288-pin DDR5 DIMM
Type
288-pin DDR4 DIMM
Speed
DDR5-5600 MHz
Speed
DDR4-2666 MHz
Size
128GB (2 x 64GB)
Size
4GB (1 x 4GB)
CAS Latency
40
CAS Latency
16
First Word Latency
14.28 ns
First Word Latency
12 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
-
Ballistix Sport LT 4GB Single DDR4 2400 MT/s BLS4G4D240FSE 4GB SR Red 2400 MT/s
$44.66
Ballistix Sport LT 4GB Single DDR4 2400 MT/s BLS4G4D240FSB 4GB SR Gray 2400 MT/s
$145.32
Ballistix Sport LT 4GB Single DDR4 2400 MT/s BLS4G4D240FSC 4GB SR White 2400 MT/s
$171.78
Ballistix Sport LT 4GB Single DDR4 2666 MT/s BLS4G4D26BFSE 4GB SR Red 2666 MT/s
Ballistix Sport LT 4GB Single DDR4 2666 MT/s BLS4G4D26BFSC 4GB SR White 2666 MT/s
Ballistix Sport LT 8GB Single DDR4 2400 BLS8G4D240FSC 8GB DR White 2400 MT/s
$65.00
Crucial Ballistix Sport LT BLS8G4D240FSE 8GB DR Red 2400 MT/s
$64.99
Ballistix Sport LT 8GB Single DDR4 2400 BLS8G4D240FSB 8GB DR Gray 2400 MT/s
$64.00
Ballistix Sport LT 8GB Single DDR4 2666 8GB DR Red 2666 MT/s
$69.00
Ballistix Sport LT 8GB Single DDR4 2666 White 8GB DR White 2666 MT/s
$31.72
Crucial Ballistix Sport LT 8GB DDR4 2400MHz Red 8GB SR Red 2400 MT/s
Ballistix Sport LT 8GB Single DDR4 2400 BLS8G4D240FSBK 8GB SR Gray 2400 MT/s
Crucial Ballistix Sport LT BLS8G4D240FSCK 8GB SR White 2400 MT/s
Crucial Ballistix Sport LT 8GB DDR4 2666MHz Red 8GB SR Red 2666 MT/s
Crucial Ballistix Sport LT 64GB (4x16GB) DDR4 2666 MHz 8GB SR Gray 2666 MT/s
$263.95
Crucial Ballistix Sport LT 8GB DDR4 3000MHz Gray 8GB SR Gray 3000 MT/s
$59.54
Ballistix Sport LT 8GB Kit (2x4GB) DDR4 2400 8GB Kit (4GBx2) SR Red 2400 MT/s
Crucial Ballistix Sport LT 8GB Kit (2x4GB) DDR4 8GB Kit (4GBx2) SR Gray 2400 MT/s
$14.05
Ballistix Sport LT 8GB Kit (2x4GB) DDR4 2400 White 8GB Kit (4GBx2) SR White 2400 MT/s
$220.94
Crucial Ballistix Sport LT 8GB (2x4GB) DDR4 2666MHz Red 8GB Kit (4GBx2) SR Red 2666 MT/s
Ballistix Sport LT 16GB Single DDR4 2400 16GB DR Red 2400 MT/s
$88.74
Ballistix Sport LT 16GB (4x4GB) DDR4 2400MHz 16GB DR Gray 2400 MT/s
$138.00
Crucial Ballistix Sport LT 16GB DDR4 2400MHz White 16GB DR White 2400 MT/s
Crucial Ballistix Sport LT 16GB DDR4 2666MHz Red 16GB DR Red 2666 MT/s
Crucial Ballistix Sport LT 16GB DDR4 2666MHz Gray 16GB DR Gray 2666 MT/s
$49.95
Crucial Ballistix Sport LT 16GB DDR4 2666MHz White 16GB DR White 2666 MT/s
Crucial Ballistix Sport LT 16GB DDR4 3000MHz Gray 16GB DR Gray 3000 MT/s
Ballistix Sport LT 16GB (4x4GB) DDR4 2400MHz 16GB Kit (4GBx4) SR Gray 2400 MT/s
$138.00
Crucial Ballistix Sport LT 16GB (4x4GB) DDR4 2400MHz 16GB Kit (4GBx4) SR White 2400 MT/s
Crucial Ballistix Sport LT 16GB (2x8GB) DDR4 2400 MHz Red 16GB Kit (8GBx2) SR Red 2400 MT/s
Ballistix Sport LT 16GB Kit (2x8GB) DDR4 2400 16GB Kit (8GBx2) DR Red 2400 MT/s
$117.59
Crucial Ballistix Sport LT 16GB (2x8GB) DDR4 16GB Kit (8GBx2) DR Gray 2400 MT/s
$119.99
Crucial Ballistix Sport LT 16GB (2x8GB) DDR4 2400MHz White 16GB Kit (8GBx2) DR White 2400 MT/s
$117.99
Ballistix Sport LT 16GB Kit (2x8GB) DDR4 2666 Gray 16GB Kit (8GBx2) DR Gray 2666 MT/s
$118.76
Crucial Ballistix Sport LT 16GB (2x8GB) DDR4 2400MHz Gray 16GB Kit (8GBx2) SR Gray 2400 MT/s
Crucial Ballistix Sport LT 16GB (2x8GB) 2400MHz DDR White 16GB Kit (8GBx2) SR White 2400 MT/s
Ballistix Sport LT 16GB Kit (2x8GB) DDR4 2666 16GB Kit (8GBx2) SR Red 2666 MT/s
Crucial Ballistix Sport LT 16GB (2x8GB) 2666MHz DDR4 Gray 16GB Kit (8GBx2) SR Gray 2666 MT/s
Crucial Ballistix Sport LT 16GB (2x8GB) 2666MHz DDR4 White 16GB Kit (8GBx2) SR White 2666 MT/s
$114.99
Ballistix Sport LT 16GB Kit (2x8GB) DDR4 3000 16GB Kit (8GBx2) SR Gray 3000 MT/s
$76.99
Crucial Ballistix Sport LT 32GB (4x8GB) DDR4 2400 MHz Red 32GB Kit (8GBx4) DR Red 2400 MT/s
Crucial Ballistix Sport LT 32GB (4 x 8GB) DDR4 2400Hz 32GB Kit (8GBx4) DR Gray 2400 MT/s
$220.00
Ballistix Sport LT 32GB Kit (4x8GB) DDR4 2400 32GB Kit (8GBx4) DR White 2400 MT/s
$220.00
Crucial Ballistix Sport LT 4GB 2400 MHz DDR4 32GB Kit (8GBx4) DR Gray 2666 MT/s
$355.44
Crucial Ballistix Sport LT 32GB (4x8GB) DDR4 2400MHz 32GB Kit (8GBx4) SR Red 2400 MT/s
Crucial Ballistix Sport LT 32GB (4x8GB) DDR4 2400MHz Gray 32GB Kit (8GBx4) SR Gray 2400 MT/s
Crucial Ballistix Sport LT 32GB (4x8GB) DDR4 2666MHz Red 32GB Kit (8GBx4) SR Red 2666 MT/s
Crucial Ballistix Sport LT 32GB (4x8GB) DDR4 2666MHz Gray 32GB Kit (8GBx4) SR Gray 2666 MT/s
Crucial Ballistix Sport LT 32GB (4x8GB) DDR4 2666MHz White 32GB Kit (8GBx4) SR White 2666 MT/s
Crucial Ballistix Sport LT 32GB (4x8GB) DDR4 3000 MHz Gray 32GB Kit (8GBx4) SR Gray 3000 MT/s
Crucial Ballistix Sport LT 32GB (2 x 16GB) DDR4-2400 32GB Kit (16GBx2) DR Gray 2400 MT/s
$129.95
Ballistix Sport LT 32GB Kit (2x16GB) DDR4 2400 32GB Kit (16GBx2) DR White 2400 MT/s
$99.99
Crucial Ballistix Sport LT 32GB (2x16GB) DDR4 2666 MHz White 32GB Kit (16GBx2) DR White 2666 MT/s
$3,980.00
Crucial Ballistix Sport LT 32GB (2x16GB) DDR4 3000 MHz Gray 32GB Kit (16GBx2) DR Gray 3000 MT/s
Crucial Ballistix Sport LT 64GB (4x16GB) DDR4 2400 MHz Red 64GB Kit (16GBx4) DR Red 2400 MT/s
Ballistix Sport LT 64GB (4 x 16GB) DDR4-2400 64GB Kit (16GBx4) DR Gray 2400 MT/s
Crucial Ballistix Sport LT 64GB (4x16GB) DDR4 2400 MHz White 64GB Kit (16GBx4) DR White 2400 MT/s
Crucial Ballistix Sport LT 64GB (4x16GB) DDR4 2666 MHz Red 64GB Kit (16GBx4) DR Red 2666 MT/s
Crucial Ballistix Sport LT 64GB (4x16GB) DDR4 2666 MHz 64GB Kit (16GBx4) DR Gray 2666 MT/s
$263.95
Crucial Ballistix Sport LT 64GB (4x16GB) DDR4 3000 MHz 64GB Kit (16GBx4) DR Gray 3000 MT/s

Comparison and key differences summary

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

  • Newer Product, it was released around 8 years later
  • More Capacity (+124 GB available)
  • RGB Lighting

Buy now

Reasons to buy the Ballistix Sport LT 4GB Single DDR4 2666 MT/s BLS4G4D26BFSB:

  • Less voltage required (-0.05 V needed)
  • Less CAS latency (-24)
  • Better first word latency (-2.28 ns)

Buy now

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