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HP Z840 Workstation Series Service Manual

HP Z840 Workstation Series
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Hyper-Threading Technology (HTT)
This computer supports HTT, an Intel-proprietary technology that improves processor performance through
parallelization of computations (doing multiple tasks at once).
The operating system treats an HTT-enabled processor as two virtual processors and shares the workload
between them when possible. This feature requires that the operating system support multiple processors
and be specifically optimized for HTT.
Use the Computer Setup (F10) Utility to enable HTT.
Go to
http://www.hp.com/go/quickspecs to determine if your processor supports HTT.
SATA Power Management
SATA Power Management enables or disables SATA bus and/or device power management.
Intel Turbo Boost Technology
The HP Z Workstation series supports IntelĀ® Turbo Boost Technology.
This feature enables the processor to run at frequencies above the normal frequency. When all processor
cores are not necessary for the workload, inactive cores are turned off and power is diverted to the active
cores to increase their performance.
Turbo Boost is enabled and disabled with the Computer Setup (F10) Utility.
Go to
http://www.hp.com/go/quickspecs to determine if your processor supports Turbo Boost.
BIOS ROM
The BIOS ROM is a collection of machine language applications stored as firmware in ROM. It includes
functions such as Power-On Self-Test (POST), PCI device initialization, Plug and Play support, power
management, and Computer Setup (F10) Utility.
Go to
http://www.hp.com/go/quickspecs to review the latest BIOS ROM specifications.
24 Chapter 2 System management

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HP Z840 Workstation Series Specifications

General IconGeneral
ChipsetIntel C612
Memory Slots16 DIMM slots
ProcessorIntel Xeon E5-2600 v3/v4 series
StorageSupports SATA, SAS, and SSD
GraphicsNVIDIA Quadro and AMD FirePro options
Expansion Slots7 PCIe slots
Power Supply1125W 90% efficient
Operating SystemWindows 10 Pro 64, Red Hat Enterprise Linux, SUSE Linux Enterprise Desktop
PortsUSB 3.0, USB 2.0

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