Compare Memory

Compare Kingston Fury Beast 128GB (2x64GB) DDR5 5600 CL40 vs XPG GAMMIX D20 32GB (2x16GB) DDR4 3600MHz

The main differences between Kingston Fury Beast 128GB (2x64GB) DDR5 5600 CL40 and XPG GAMMIX D20 32GB (2x16GB) DDR4 3600MHz are in Speed, Size, CAS Latency and First Word Latency.

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Kingston Fury Beast 128GB (2x64GB) DDR5 5600 CL40

XPG GAMMIX D20 32GB (2x16GB) DDR4 3600MHz

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Brand

Kingston

Brand

XPG

Model

KF556C40BBK2-128

Model

AX4U3600716G18A-DCBK20

Release Date

📅 May 2025

Release Date

-

* First availability for purchase, it may not correspond to the actual market launch date.

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Price history

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Price history

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Price/GB

$3.04

Price/GB

-

GB/$1

0.33

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

DDR4-3600 MHz

Size

128GB (2 x 64GB)

Size

32GB (2 x 16GB)

CAS Latency

40

CAS Latency

18

Timing

40-40-40

Timing

-

First Word Latency

14.28 ns

First Word Latency

10 ns

Voltage

1.25 V

Voltage

1.35 V

Heat Spreader

Yes

Heat Spreader

Yes

ECC Support

No

ECC Support

No

Color

Black

Color

-

-

Options (2)

	32GB 3200MHz
	16GB 3200MHz

Comparison and key differences summary

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

Less voltage required (-0.10 V needed)
More Capacity (+96 GB available)

Reasons to buy the XPG GAMMIX D20 32GB (2x16GB) DDR4 3600MHz:

Less CAS latency (-22)
Better first word latency (-4.28 ns)

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