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Lexar ARES RGB DDR5 16GB 6400MHz desktop memory module, black
Lexar

Lexar ARES RGB LD5EU016G-6400LA 16GB DDR5-6400

Overview:
16GB DDR5 Desktop RAM Module

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Manufacturer: Lexar Last updated: 2026-09-14

Lexar ARES RGB LD5EU016G-6400LA 16GB DDR5-6400 Review

This single 16GB Lexar ARES RGB module runs DDR5-6400

an E-suffix ARES RGB variant slightly past AM5's typical native speed range, built on Hynix A-die. Note: CAS latency isn't published for this specific part number, so it's left blank rather than guessed.

Compatibility

6400MT/s sits right at the edge of what many AM5 boards hold at a 1:1 fabric ratio; confirm your board's QVL before relying on this speed for gaming performance over a 6000MT/s part.

Comparison to Alternatives

The Lexar ARES Gen2 RGB LD5U32G64C32BR in this catalog carries a confirmed CL32 timing at the same 6400MT/s speed (at 32GB); for documented timings at 16GB, the ARES RGB LD5U16G60C34LA at 6000MT/s is the safer comparison.

Specifications

Identity

BrandLexar
Part NumberLD5EU016G-6400LA
SeriesARES RGB

Memory

DDR GenerationDDR5
Capacity16 GB
Speed6400 MT/s
Module Count1

Physical

Form FactorDesktop DIMM
RGB LightingYes

Module and platform

RAM SegmentDesktop DDR5

Capacity

Capacity Per Module16 GB

Silicon

Memory ICHynix A-die

Physical and lighting

Module Height43.3 mm
ColourBlack
Platform Sweet SpotNeither

Expert Review

Reviewed by Burooj Alam. Rated by us, not by users.

Best for

  • Intel builds or confirmed-stable AM5 boards wanting slightly higher bandwidth than 6000MT/s
  • Buyers who don't need a confirmed CAS latency figure

Not for

  • Unconfirmed AM5 boards, where 6000MT/s is the safer default
  • Buyers who need a documented CAS latency for direct comparison shopping

FAQs

What are the key specifications of the Lexar ARES RGB LD5EU016G-6400LA 16GB DDR5-6400?

The Lexar ARES RGB LD5EU016G-6400LA 16GB DDR5-6400 is a memory kit from Lexar. Key specs: DDR Generation DDR5, Capacity 16GB, Speed 6400MT/s, Module Count 1, Colour Black.

Will the Lexar ARES RGB LD5EU016G-6400LA 16GB DDR5-6400 work with my current setup?

The Lexar ARES RGB LD5EU016G-6400LA 16GB DDR5-6400 lists DDR Generation is DDR5. Check that against the hardware you already own before buying, since this is the field that most often decides whether a part fits. Our upgrade checker at /upgrade can confirm compatibility for common combinations.

Who is the Lexar ARES RGB LD5EU016G-6400LA 16GB DDR5-6400 best suited to?

It suits intel builds or confirmed-stable am5 boards wanting slightly higher bandwidth than 6000mt/s, buyers who don't need a confirmed cas latency figure.

What are the drawbacks of the Lexar ARES RGB LD5EU016G-6400LA 16GB DDR5-6400?

It is a poor fit for unconfirmed am5 boards, where 6000mt/s is the safer default, buyers who need a documented cas latency for direct comparison shopping.

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