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Green circuit board with black memory chips and gold edge connector

OWC

OWC 16GB DDR3L 1600MHz CL11 SO-DIMM 1.35V memory upgrade

SKU CH-YWDZ-C0SWV

16 GB DDR3L SO-DIMM running at 1600 MHz CL11 for late-2015 27-inch iMac 5K and compatible PCs

  • Capacity16GB
  • SpeedDDR3 1600 (PC3 12800)
  • CAS LatencyCL11
  • ECCNo
  • Buffered/RegisteredUnbuffered

Capacity 16GB

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  • 16 GB capacity doubles multitasking headroom
  • 1600 MHz DDR3L speed matches system bus
  • CL11 latency keeps response tight
  • 35 V low-voltage design cuts power draw
  • 204-pin SO-DIMM fits 2015 iMac 27" Retina 5K and compatible PCs

16GB DDR3L SO-DIMM for 2015 iMac 27

This 16GB DDR3L module runs at 1600MHz with CL11 latency and operates at 1.35V. It uses the 204-pin SO-DIMM form factor and is unbuffered, non-ECC memory. The kit is designed as a direct upgrade for Late 2015 iMac 27-inch Retina 5K models and compatible PCs, laptops, mini PCs, and NAS systems. It meets JEDEC standard specifications and is ROHS compliant.

Low-voltage operation and thermal profile

The DDR3L designation means the module runs at 1.35V instead of the standard 1.5V, reducing power draw and heat output during normal use. Lower voltage operation helps maintain cooler temperatures inside compact chassis such as all-in-one desktops or small form factor systems. No active cooling is required on the module itself, keeping acoustic noise at zero. The CL11 timing at 1600MHz delivers stable performance within the platform's supported memory controller limits.

204-pin SO-DIMM build and compatibility

The module uses a standard 204-pin SO-DIMM edge connector with unbuffered architecture, ensuring straightforward installation in accessible memory slots. Gold-plated contacts resist oxidation for long-term reliability in portable and stationary devices alike. The PCB is built to JEDEC dimensional standards so it fits the tight clearances of the 2015 iMac 27-inch Retina 5K and similar compact PCs. Buyers needing ECC error correction or registered buffering for server-grade workloads should look elsewhere, as this module provides neither.

商品特色

  • 16 GB capacity doubles multitasking headroom
  • 1600 MHz DDR3L speed matches system bus
  • CL11 latency keeps response tight
  • 35 V low-voltage design cuts power draw
  • 204-pin SO-DIMM fits 2015 iMac 27" Retina 5K and compatible PCs

商品規格

Capacity16GB
SpeedDDR3 1600 (PC3 12800)
CAS LatencyCL11
ECCNo
Buffered/RegisteredUnbuffered

其他版本

同系列還有 2 款

同系列產品，記憶體、散熱器或時脈不同 — 下單前請先比較。

商品問答

How do I install this 204-pin SO-DIMM in a 2015 iMac 27-inch Retina 5K, and what step is often missed?

Remove the power cord, press the memory compartment door button, eject the old modules by pulling the levers outward, insert the new module at a slight angle until the gold contacts are almost hidden, then press down firmly until the levers click back into place.

What maintenance or replacement will this 16GB DDR3L module need over its service life?

No scheduled maintenance is required; the module is a solid-state component with no moving parts, and OWC provides a limited lifetime warranty with an advanced replacement programme if a defect ever appears.

What limit appears first when this CL11 1.35V memory runs under sustained heavy workloads?

The CAS latency of 11 cycles at 1600 MHz sets the access-speed ceiling, so latency-bound tasks hit that timing wall before bandwidth or voltage limits become a factor.

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