OWC 16.0GB (4x 4GB) DDR3 ECC PC8500 1066MHz SDRAM ECC for Mac Pro & Xserve

4 x 4GB, 1333 MHz, DDR-RAM, DIMM
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Product details

DIMMs for Mac Pro & Xserve 'Nehalem' & 'Westmere' models

Improve system speed
OWC Memory is the most cost-effective and simple DIY upgrade you can install to unleash your Mac or PC's full potential and speed up overall responsiveness.

More apps. More files.
Become a multi-tasking maven when you upgrade your Mac or PC with OWC Memory. Open more apps, open larger files, and work with multiple files all at the same time.

Save vs factory
Save big compared to factory memory options. Plus, select among options not offered by the factory. OWC makes it easy to find the perfect upgrade to fit your needs.

Lab tested compatibility
We test every OWC memory module at our in-house lab so you can upgrade with the confidence that your memory is built to last.

Lifetime warranty
We built your OWC Memory upgrade to meet or exceed the toughest industry specs to provide years of worry-free service.

Step-by-step videos
Our detailed install videos guide your upgrade from start to finish. We provide all the steps to make your OWC Memory upgrade DIY easy.

Key specifications

Memory type
DDR-RAM
Memory configuration
4 x 4GB
RAM certification
RoHS
CAS latency
9
Voltage
1.50 V
Storage clock frequency
1333 MHz
Item number
15419302

General information

Manufacturer
OWC
Category
RAM
Manufacturer no.
OWC85MP3W4M16GK
Release date
23.3.2021

Memory

Memory configuration
4 x 4GB
Hardware application range
Server / Workstation
Memory type
DDR-RAM
Storage clock frequency
1333 MHz
Memory chip
DDR3L-1066
Memory form factor
DIMM
Number of pins
240 x
RAM buffer
Unbuffered
CAS latency
9
RAM certification
RoHS

Power supply

Voltage
1.50 V

Origin

Country of origin
USA

Voluntary climate contribution

CO₂-Emission
Climate contribution

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «RAM» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 9.Crucial
    0.6 %
  • 9.Kingston
    0.6 %
  • 9.OWC
    0.6 %
  • 12.Origin Storage
    0.7 %
  • 12.Samsung
    0.7 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.2-Power
    0 days
  • 1.Mushkin
    0 days
  • 1.OWC
    0 days
  • 1.Team Group
    0 days
  • 5.Crucial
    1 day

Return rate

How often is a product of this brand in the «RAM» category returned?

Source: Digitec Galaxus
  • 23.HPE
    8.6 %
  • 24.Dell
    9.1 %
  • 25.OWC
    9.6 %
  • 26.Lenovo
    9.8 %
  • 27.Hynix
    21.5 %
Source: Digitec Galaxus