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Corsair CMK64GX4M4K3733C17 Vengeance LPX 64GB DDR4 3733MHz — main product image
Corsair CMK64GX4M4K3733C17 Vengeance LPX 64GB DDR4 3733MHz
Corsair CMK64GX4M4K3733C17 Vengeance LPX 64GB DDR4 3733MHz
Corsair CMK64GX4M4K3733C17 Vengeance LPX 64GB DDR4 3733MHz
Corsair CMK64GX4M4K3733C17 Vengeance LPX 64GB DDR4 3733MHz
Corsair CMK64GX4M4K3733C17 Vengeance LPX 64GB DDR4 3733MHz
Corsair CMK64GX4M4K3733C17 Vengeance LPX 64GB DDR4 3733MHz
Corsair

Corsair CMK64GX4M4K3733C17 Vengeance LPX 64GB DDR4 3733MHz

★★★★★4.8 (63973 reviews)
64GB DDR4

High-speed 64GB DDR4 kit clocked at 3733MHz with individually screened ICs for serious overclocking and workstation builds.

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Overview

The Corsair Vengeance LPX CMK64GX4M4K3733C17 is a 64GB DDR4 memory kit composed of four 16GB modules rated at 3733MHz with a CAS latency of C17. Built for enthusiasts and workstation users, this kit is engineered to deliver high memory bandwidth for tasks such as video production, 3D rendering, software compilation, and running multiple virtual machines simultaneously. Each integrated circuit on every module is individually screened by Corsair to ensure it meets strict performance and reliability standards, a process that contributes to more consistent behavior across all four sticks — particularly important when populating all four channels at elevated frequencies.

The physical design features Corsair's signature low-profile aluminum heat spreader in black, which efficiently draws heat away from the memory chips while maintaining clearance compatibility with most aftermarket CPU coolers. Underneath, a ten-layer PCB provides additional signal integrity and overclocking headroom beyond what standard PCB designs offer. While the kit is optimized for Intel Z370 series motherboards, it can work on other DDR4-compatible platforms with appropriate BIOS configuration. At 64GB of fast DDR4, this kit removes memory as a bottleneck in virtually any productivity or creative workflow.

Key Features

Hand-sorted memory chips ensure high performance with generous overclocking headroom

VENGEANCE LPX is optimized for wide compatibility with the latest Intel and AMD DDR4 motherboards

A low-profile height of just 34mm ensures that VENGEANCE LPX even fits in most small-form-factor builds

A high-performance PCB guarantees strong signal quality and stability for superior overclocking ability

A solid aluminum heatspreader efficiently dissipates heat from each module so that they consistently run at high clock speeds

Supports Intel XMP 2.0 for simple one-setting installation and setup

Available in multiple colors to match the style of your system

Limited lifetime warranty provides complete peace of mind

Specifications

Capacity
64GB (4 x 16GB)
Memory Type
DDR4
Speed
3733MHz (PC4-29800)
CAS Latency
C17
Heat Spreader
Pure Aluminum
PCB
Ten-Layer
Platform Optimization
Intel Z370 Series
Color
Black

Corsair Vengeance LPX DDR4 3200MHz — Editorial Review & Buying Guide

The Corsair Vengeance LPX DDR4 3200MHz family (CMK8GX4M1E3200C16, CMK16GX4M2B3200C16, CMK32GX4M2E3200C16 and similar SKUs) is Corsair's mainstream-popular DDR4 desktop RAM line — low-profile aluminum heatspreaders, XMP 2.0 profile for 3200MHz at CL16 latency on Intel Z-series + AMD Ryzen X570/B550/B650 motherboards. Per Corsair's official Vengeance LPX product family page, the line targets gaming + content-creator builds with reliable XMP timings, 8-layer PCB construction for memory signal integrity, and limited lifetime warranty. Available in 8GB single, 2×8GB (16GB), 2×16GB (32GB), and 2×32GB (64GB) kits.

What Vengeance LPX DDR4 3200 Specifically Wins

  • 3200MHz at CL16 is the AMD Ryzen sweet spot — per AMD's official memory documentation for Zen 2 / Zen 3 / Zen 4 platforms, 3200MHz CL16-18-18-36 is the highest officially-supported speed for stable 1:1 FCLK / UCLK / MEMCLK ratio on Ryzen — beyond this you enter 2:1 mode with worse latency
  • Low-profile heatspreader (34mm tall) — clears tower-style CPU coolers (Noctua NH-D15, be quiet! Dark Rock 4, Deepcool AK620) without RAM-slot conflicts. Critical for ATX builds with large coolers
  • XMP 2.0 profile — one-click BIOS enable for advertised speeds; no manual timings configuration needed
  • Lifetime warranty — Corsair stands behind the product; replacement is straightforward via Corsair RMA
  • Wide motherboard compatibility — works with Intel Z270/Z370/Z390/Z490/Z590/Z690/Z790, AMD X470/X570/B550/X670/B650 (where DDR4 motherboards exist for AM5)
  • Single rank (8GB modules) or dual rank (16/32GB modules) — single rank typically benchmarks slightly faster on Intel; dual rank slightly faster on AMD. Either works
  • Consistent SKU naming — CMK[size]GX4M[count][model][speed][cas] — easier to parse than competing brands' codes

Where Vengeance LPX 3200 Specifically Fits

  • Gaming desktop builds (Ryzen 5/7/9 + Intel i5/i7/i9) — 16GB is the modern gaming floor, 32GB is the sweet spot
  • Content creator workstations (video editing, photo, design) — 32GB for moderate work, 64GB for video editing / 3D / VFX
  • Compact ITX builds with low-profile coolers (Noctua NH-L9i, ID-Cooling IS-55) where heatspreader height matters
  • Twitch / YouTube streaming PCs running OBS + game + browser + Discord — 32GB minimum for smooth multi-app workflows
  • Office / productivity builds — 16GB Vengeance LPX provides better-than-default RAM at marginal cost over commodity OEM RAM
  • Mid-tier home server / NAS builds (FreeNAS / TrueNAS / Unraid) needing ECC-compatible motherboard support
  • VR-ready gaming setups — Quest 2/3 Link + heavy game requires 32GB+ for smooth streaming

Honest Limits Buyers Should Know

  • DDR4 only — not for DDR5 motherboards. Current Intel 12th/13th/14th gen + AMD Ryzen 7000 series motherboards mostly use DDR5. Verify the motherboard's memory generation before purchase — DDR4 RAM does NOT fit DDR5 slots
  • 3200MHz is mainstream — not high-end. Faster Vengeance LPX kits exist at 3600/3866/4000MHz with lower CL latencies for enthusiast overclocking. The 3200/CL16 spec is the "safe and stable" default; performance gains from 3600+ are modest for typical use
  • Limited overclocking headroom on AMD Ryzen. Beyond AMD's official 3200MHz sweet spot, manual timing tuning is required + benefits are platform-specific. Intel platforms tolerate higher speeds more easily
  • No RGB. Vengeance LPX is the non-RGB line. For RGB lighting, step up to Vengeance RGB Pro / RGB Pro SL / Dominator Platinum RGB. Note: RGB adds ~30% to memory cost without performance benefit
  • Heatspreader is decorative on DDR4. DDR4 at 3200MHz doesn't generate enough heat to require active cooling; the heatspreader is more cosmetic than functional
  • Compatibility quirks on first-gen Ryzen (Ryzen 1000/2000). Earlier Zen 1 / Zen+ platforms struggled with 3200MHz Hynix die memory. Sample Vengeance LPX kits with Samsung B-die or Micron E-die typically work; pure Hynix CJR / DJR can require manual tuning. Modern Zen 3+ has resolved this
  • Non-ECC. For mission-critical workstations / servers needing error correction, look at Crucial / Kingston Server Premier ECC variants
  • Multi-stick kits required for dual-channel operation. Single-stick installations work but lose ~30% bandwidth vs matched-kit dual-channel. Buy as 2-stick kit, never single + single matched-spec

Where Buyers Should Look Elsewhere

  • DDR5 platforms (Intel 12th+ / AMD Ryzen 7000+) → Corsair Vengeance DDR5 (different SKU prefix), G.SKILL Trident Z5
  • Highest possible RAM speed for Intel → G.SKILL Trident Z Royal / Z5 RGB / Neo at 4000-7600MHz
  • RGB aesthetic → Corsair Vengeance RGB Pro SL, G.SKILL Trident Z5 RGB
  • ECC server / workstation → Kingston Server Premier ECC, Crucial Server ECC
  • Pure budget (acceptable speed loss) → Crucial Ballistix DDR4 2400/2666 or Kingston Fury Beast DDR4 2666/3000
  • Premium SK Hynix die for tight subtimings → G.SKILL Trident Z Royal, Crucial Ballistix RGB

Sources & Citations

  1. Corsair, "Vengeance LPX 3200MHz product page," corsair.com (accessed 2026-05-18)
  2. AMD, "Ryzen memory documentation and supported DDR4 speeds," amd.com (accessed 2026-05-18)
  3. Tom's Hardware, "DDR4 3200 memory comparison and benchmarks," tomshardware.com (accessed 2026-05-18)
  4. AnandTech, "DDR4 memory review coverage," anandtech.com (accessed 2026-05-18)

Last verified: 2026-05-18

Now that you've seen the details — ready to take a closer look?

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Pros & Cons

👍 Pros

  • 64GB total capacity across four modules supports memory-intensive workloads like video editing, VMs, and large datasets.
  • 3733MHz speed with C17 latency provides high bandwidth for demanding applications.
  • Pure aluminum heat spreader and ten-layer PCB improve thermal management and overclocking stability.
  • Each IC is individually screened for consistent performance and reliability across all four modules.
  • Low-profile design fits under most tower CPU coolers without clearance issues.

👎 Cons

  • Requires four DIMM slots, leaving no room for future expansion on standard quad-slot motherboards.
  • Optimized specifically for Intel Z370, so AMD or newer Intel platforms may need manual tuning.
  • 3733MHz speed may not be achievable on all motherboards without BIOS adjustments.
  • Four-module kits can be more difficult to run at rated speed than dual-module configurations.

Frequently Asked Questions

The kit contains four 16GB DDR4 modules (4 x 16GB), requiring four available DIMM slots on your motherboard.
It runs at CAS Latency C17, which provides a strong balance between high clock speed and tight timings at this frequency.
Corsair has optimized this kit for Intel Z370 series motherboards. Compatibility with other chipsets may vary and could require manual BIOS tuning.
Yes, each module features a pure aluminum heat spreader designed for efficient heat dissipation, which is especially important at high frequencies like 3733MHz.
Corsair Vengeance LPX kits are designed for overclocking with XMP profile support, allowing one-click frequency configuration in compatible BIOS setups.

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