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Memory
Supported memory bus clock	2400 MHz 2133 MHz 2666 MHz 2800 MHz 3000 MHz 3200 MHz 3466 MHz 3533 MHz	2400 MHz 1866 MHz 2133 MHz 2667 MHz 2800 MHz 2933 MHz 3000 MHz 2667 MHz 3200 MHz 3466 MHz 3066 MHz	2400 MHz 1866 MHz 2133 MHz 2666 MHz	1600 MHz 1333 MHz 1066 MHz 800 MHz
RAM technology	DDR4	DDR4	DDR4	DDR3
Memory slots type	DIMM	DIMM	DIMM	N/A
Maximum RAM size	128 GB	64 GB	128 GB	512 GB
Number of memory slots	4	4	4	N/A
Memory channels	Dual	Dual	Dual	N/A
ECC	yes	yes	yes	N/A
Non-ECC	N/A	yes	yes	N/A
Unbuffered memory	N/A	N/A	yes	N/A

Technical details
Compatible processor series	AMD Ryzen	AMD Ryzen	AMD Ryzen	N/A
Maximum number of processors	1	1	1	2
Maximum number of SMP processors	N/A	1	1	N/A
Data bus transfer rate	N/A	N/A	N/A	8 GT/s