Supermicro P9DSU-C User Manual page 3

This manual is written for system integrators, IT professionals, and
knowledgeable end users. It provides information for the installation and use of the
P9DSU-C motherboard.
About This Motherboard
The Super P9DSU-C motherboard supports dual IBM Power9 Sforza processors
that utilize IBM's 14nm silicon-on-insulator technology with the X-Bus transfer rate
of up to 16Gb/s. The Power9 processors come with two versions: SMT8 Core and
SMT4 Core CPUs. The SMT8 version offers up to eight threads of simultaneous
multithreading (SMT8) per CPU, while the SMT4 version offers up to four threads.
With dual Power processors built-in, the P9DSU-C supports up to 1024 GB of
Registered (RDIMM) DDR4 ECC memory of up to 2666 MHz (Note below), sixteen
SAS/SATA ports, five USB 3.0 ports, and three PCI-E 4.0 riser card support. With
the expandability offered by onboard I/O connections and the capability offered by
the Power9 processors, the P9DSU-C motherboard provides the most dynamic,
scalable solution to meet the diverse needs of data centers and Cloud service
providers in today's market. This motherboard is optimized for memory-intensive
applications and is ideal for GPU server platforms. Please refer to our website (http://
www.supermicro.com) for processor and memory support updates.
Note: DDR4 1866 MHz/2133 MHz/2400 MHz/ 2666 MHz memory mod-
ules are supported by this motherboard; however, the system will run at
1600 MHz.
Manual Organization
Chapter 1 describes the features, specifications, and performance of the mother-
board.
Chapter 2 provides hardware installation instructions. Read this chapter when
installing the processor, memory modules, and other hardware components into
the system.
If you encounter any problems, see Chapter 3, which describes troubleshooting
procedures for video, memory, and system setup stored in the CMOS.
Chapter 4 includes an introduction to the Petitboot PNOR setup utility, and provides
detailed information on running the utility.
Preface
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Preface