We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Four green DDR4 DIMM sticks with black chips no heat spreaders

Computer Memory Solutions

Computer Memory Solutions 32GB (4x8GB) DDR4 2666 CL19 288-pin DIMM memory upgrade

SKU CH-TX3S-MXSYS

A 32 GB DDR4 kit of four 8 GB unbuffered DIMMs at 2666 MHz CL19, validated for Lenovo ThinkCentre M720 SFF and Tower systems

  • Total capacity32 GB (4 × 8 GB)
  • Rated speedDDR4 2666 (PC4 21300)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL19
  • Memory timings19-19-19
  • Rated voltage1.2 V
  • 32 GB total capacity from four 8 GB modules
  • 2666 MHz DDR4 speed rated at PC4 21300
  • CL19 latency with 19-19-19 timing at 1.2 V
  • Unbuffered non-ECC 288-pin DIMM using major-brand chips
  • Guaranteed compatible with Lenovo ThinkCentre M720 SFF and Tower

System-specific DDR4 kit

This 32 GB kit contains four 8 GB unbuffered DIMMs built for Lenovo ThinkCentre M720 SFF and Tower systems. It runs at DDR4 2666 with CL19 timing and 1.2 V voltage. The modules use major-brand chips and carry a limited lifetime warranty from Computer Memory Solutions.

Four-stick population

The package delivers four identical sticks so all four memory sockets can be filled at once. Populating every slot reaches the platform maximum of 64 GB when combined with another identical kit. No heat spreaders are included, keeping the modules low-profile for small-form-factor chassis.

DDR4 2666 ceiling

The memory operates at the 2666 MT/s data rate defined by the PC4 21300 standard. Systems that only support lower DDR4 speeds will downclock the modules automatically. Builders who need ECC, registered buffers or speeds above 2666 MT/s must choose a different product.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $152.99
Cheaper than about 61% of the 21,161 comparable items (median $397.99).
Total capacity 32 GB (4 × 8 GB)
Typical for this category: the median of 20,941 items is 32 GB.
Price per GB $4.78 per GB
Cheaper than about 80% of the 20,941 comparable items (median $8.19 per GB).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameComputer Memory Solutions
Model nameCM1024642666DIMM
Total capacity32 GB (4 × 8 GB)
Product type288-Pin DDR4 SDRAM
Performance
Rated speedDDR4 2666 (PC4 21300)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL19
Memory timings19-19-19
ECC supportNo
Buffer typeUnbuffered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage1.2 V
Compatibility
Compatible systemsLenovo ThinkCentre M720 SFF, ThinkCentre M720 Tower
In the box
Included items4 Memory RAM Sticks

Questions about this item

Will the 4x8 GB DDR4 kit need any maintenance or replacement parts over its lifetime?

The modules are unbuffered non-ECC DDR4 DIMMs with no heat spreader, so they have no moving parts or user-serviceable components; the manufacturer provides a limited lifetime warranty against manufacturing defects.

What limit appears first when the 2666 MHz CL19 memory runs under sustained load in the ThinkCentre M720?

The platform caps total memory at 64 GB across its four slots, so this 32 GB kit leaves headroom before the system limit is reached.

How much heat or power does the 1.2 V DDR4 kit generate when the M720 runs all day?

Each module operates at the standard 1.2 V DDR4 voltage with no heat spreader, so thermal output stays within normal JEDEC limits for unbuffered DIMMs.

More in Model-Specific Memory Upgrades

Similar items