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Corsair Dominator Titanium CMP64GX5M2X6600C32 (64GB 2x32GB Kit/DDR5 6600MHz/CL32/1.40V/RGB Titanium-Finish Aluminium/Intel XMP 3.0) DDR5 memory kit
Corsair

Corsair Dominator Titanium CMP64GX5M2X6600C32

Expert rating10 / 10

View on Corsair StoreView on corsair.com
DDR Generation:
DDR5
Capacity:
64GB
Speed:
6600MT/s
CAS Latency:
CL32
Module Count:
2
Colour:
Black

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Manufacturer: Corsair Last updated: 2026-09-12

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Corsair Dominator Titanium CMP64GX5M2X6600C32 Review

Corsair Dominator Titanium CMP64GX5M2X6600C32 is a 64GB (2x32GB) DDR5-6600 CL32 dual-channel kit with RGB lighting, titanium-finish aluminum heat spreader, Intel XMP 3.0.

Dominator Titanium is Corsair's newest and most premium memory line, built on a fresh anodized titanium-toned heat spreader and offering some of the highest factory-validated speed bins Corsair sells. This 64GB kit at 6600MT/s and CL32 pushes both capacity and bandwidth further than the older Dominator Platinum RGB series, aimed squarely at buyers who want the absolute best DDR5 kit available without moving into limited-run boutique territory.

Why Buy It

Dominator Titanium succeeds Dominator Platinum RGB as Corsair's true flagship, combining a new heat spreader finish with some of the highest factory-validated DDR5 speed bins on the market, and 64GB gives serious multitaskers and creators plenty of headroom.

Comparison to Alternatives

It outperforms the Corsair Dominator Platinum RGB CMT32GX5M2B6400C32 on both capacity and frequency, positioning Titanium as the newer, higher tier above Platinum for buyers who want the very best Corsair currently offers.

Our verdict

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

Expert rating10 / 10

Corsair's current flagship DDR5 kit, exceptional bandwidth, capacity, and build quality for buyers who want the best available.

Best for

  • Enthusiast flagship builds wanting the best available DDR5 kit
  • Content creators and 3D artists needing 64GB at high speed
  • High-end Intel platforms validated for 6600MT/s

Not for

  • Budget or mid-range builds
  • Buyers who don't need more than 32GB
  • AMD platforms without matching EXPO validation at this bin

Specifications

What these specs mean
Speed Score
9.0/10

How fast this kit is among DDR5 kits, rated from its speed and latency.

Identity

Peak Bandwidth105.6 GB/s
BrandCorsair
Part NumberCMP64GX5M2X6600C32
SeriesDominator Titanium

Memory

DDR GenerationDDR5
Capacity64 GB
Speed6600 MT/s
CAS Latency32
Module Count2
Voltage1.4 V

Physical

RGB LightingYes

Module and platform

RAM SegmentDesktop DDR5
Form FactorStandard DIMM
BufferingNo
Platform OptimisationIntel

Capacity

Capacity Per Module32 GB

Speed and timings

True Latency9.7 ns

Overclocking profile

XMP SupportYes
XMP VersionXMP 3.0
EXPO SupportNo

Silicon

Memory ICSK hynix A-die
ECCNo

Physical and lighting

ColourBlack

Commercial

WarrantyLimited Lifetime

FAQs

What are the key specifications of the Corsair Dominator Titanium CMP64GX5M2X6600C32 (64GB 2x32GB Kit/DDR5 6600MHz/CL32/1.40V/RGB Titanium-Finish Aluminum/Intel XMP 3.0)?

Key specs for the Corsair Dominator Titanium CMP64GX5M2X6600C32: Capacity Per Module 32 GB, Capacity 64 GB, Speed 6600 MHz, OC Profile XMP 3.0, Voltage 1.4 V, DDR Generation DDR5.

Will the Corsair Dominator Titanium CMP64GX5M2X6600C32 (64GB 2x32GB Kit/DDR5 6600MHz/CL32/1.40V/RGB Titanium-Finish Aluminum/Intel XMP 3.0) work with my current setup?

The Corsair Dominator Titanium CMP64GX5M2X6600C32 (64GB 2x32GB Kit/DDR5 6600MHz/CL32/1.40V/RGB Titanium-Finish Aluminum/Intel XMP 3.0) 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 Corsair Dominator Titanium CMP64GX5M2X6600C32 (64GB 2x32GB Kit/DDR5 6600MHz/CL32/1.40V/RGB Titanium-Finish Aluminum/Intel XMP 3.0) best suited to?

Best suited to: Enthusiast flagship builds wanting the best available DDR5 kit; Content creators and 3D artists needing 64GB at high speed; High-end Intel platforms validated for 6600MT/s.

What are the drawbacks of the Corsair Dominator Titanium CMP64GX5M2X6600C32 (64GB 2x32GB Kit/DDR5 6600MHz/CL32/1.40V/RGB Titanium-Finish Aluminum/Intel XMP 3.0)?

Not the best fit for: Budget or mid-range builds; Buyers who don't need more than 32GB; AMD platforms without matching EXPO validation at this bin.

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