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Green circuit board SODIMM module with black memory chips and gold edge connector

Computer Memory Solutions

Computer Memory Solutions CM10246417000SO 8GB DDR4 2133MHz SODIMM for Lenovo ThinkPad E470

SKU CH-AHN8-6RP89

8 GB DDR4 SODIMM running at 2133 MHz CL15 for Lenovo ThinkPad E470 upgrades

  • Total capacity8 GB
  • Rated speedDDR4 2133 (PC4 17000)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL15
  • Memory timings15-15-15
  • Rated voltage1.2 V
  • 8 GB DDR4 SODIMM expands ThinkPad E470 memory
  • 2133 MHz PC4-17000 speed matches factory specification
  • CL15 15-15-15 timing keeps latency low
  • 2 V unbuffered design runs cool without a heat spreader
  • 260-pin form factor fits the laptop's two SO-DIMM slots

8 GB DDR4 SODIMM for ThinkPad E470

This 8 GB DDR4 2133 MHz module is built for the Lenovo ThinkPad E470. It uses the 260-pin SO-DIMM form factor and runs at 1.2 V with CL15 timing. The unbuffered, non-ECC design suits mainstream laptop workloads and student or office users who need a straightforward capacity increase.

Thermals and power in daily use

Operating at the standard 1.2 V DDR4 voltage, the stick draws minimal power and produces little heat during typical office tasks. No heat spreader is fitted, so the module relies on the laptop’s existing airflow. Acoustic impact is negligible because the system fan profile remains unchanged.

Build integration and constraints

The module occupies one of the two SODIMM slots inside the ThinkPad E470, which supports a maximum of 32 GB. Adding this stick leaves the second slot free for a future upgrade to 16 GB total. Buyers who want more storage or who need ECC registered memory should look elsewhere.

How it compares

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

Price $46.99
Cheaper than about 78% of the 21,161 comparable items (median $397.99).
Total capacity 8 GB
Lower than about 80% of the 20,941 comparable items (median 32 GB).
Price per GB $5.87 per GB
Cheaper than about 67% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameComputer Memory Solutions
Model nameCM10246417000SO
Total capacity8 GB
Product type260-Pin DDR4 SO-DIMM
Performance
Rated speedDDR4 2133 (PC4 17000)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL15
Memory timings15-15-15
ECC supportNo
Buffer typeUnbuffered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage1.2 V
Compatibility
Compatible systemsLenovo ThinkPad E470
In the box
Included items1 Memory RAM Stick

Questions about this item

How do I install the 260-pin DDR4 SODIMM in my ThinkPad E470, and what step do people often miss?

Power off, unplug, and remove the battery. Open the memory door, insert the module at a 30-degree angle until the gold contacts are hidden, then press down firmly until both side clips click. The step most people miss is pressing hard enough to engage both clips — if only one clicks, the stick will not be detected.

What maintenance or replacement will this 8 GB DDR4 2133 MHz module need later?

No routine maintenance is required. The module carries a limited lifetime warranty against manufacturing defects from Computer Memory Solutions. Replacement is only necessary if the system fails to recognise the stick or if you upgrade beyond the 32 GB maximum supported by the E470.

What limit appears first when the ThinkPad E470 runs sustained workloads with this CL15 1.2 V memory?

The platform caps total memory at 32 GB across two sockets, so capacity is the first hard limit. Thermally, the unbuffered SODIMM has no heat spreader; under prolonged heavy use the chassis cooling reaches its ceiling before the memory itself throttles.

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