Trianon, welcome to the forum.
Here is the information from Page 19 of the Maintenance and Service Guide for the computer:
Dual in-line memory modules (DIMMs) based on DDR3 1600 MHz technology
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Supports error checking and correcting (ECC) and non-ECC DIMMs
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Two direct-attach memory channels enable low-latency access and fast data transfer for improved
performance
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Up to 32 GB system memory (8 GB DIMMs)
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1600 MHz 2, 4, 8 GB ECC unbuffered DIMM
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1600 MHz 2, 4, 8 GB
non ECC unbuffered DIMM
Here is the guide so you can see for yourself.
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