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System Requirements - EXPRESSCLUSTER X for Windows

EXPRESSCLUSTER X 5.3

EXPRESSCLUSTER X SingleServerSafe 5.3

EXPRESSCLUSTER X 5.3

The following tables provides general description of the EXPRESSCLUSTER system requirements for informational purpose only. Please consult your regional NEC representative for actual product offering and ordering information.

EXPRESSCLUSTER Server

Machine x86_64 server
OS Windows Server 2025 Datacenter
Windows Server 2025 Standard
Windows Server 2022 Datacenter
Windows Server 2022 Standard
Windows Server 2019 Datacenter
Windows Server 2019 Standard
Windows Server 2016 Datacenter
Windows Server 2016 Standard
Memory

User mode : 384MB(excepting for optional products)
Kernel mode : 32MB + 4MB(A single mirror/hybrid disk resource needs 4MB RAM.) X (number of mirror/hybrid resources)
Disk

Right after installation : 100MB
During operation : 5.0GB + 9.0GB(A disk capacity required to use mirror disk resources and hybrid disk resources.)

For information on the software required to use each function of EXPRESSCLUSTER X, please refer to "INSTALLATION REQUIREMENTS FOR EXPRESSCLUSTER" in the "Getting Started Guide".

Cluster WebUI

Browser Firefox
Google Chrome
Microsoft Edge (Chromium)
Memory 500MB or more
Disk 200MB or more

EXPRESSCLUSTER X SingleServerSafe 5.3

The following tables provides general description of the EXPRESSCLUSTER system requirements for informational purpose only. Please consult your regional NEC representative for actual product offering and ordering information.

EXPRESSCLUSTER X SingleServerSafe

Machine x86_64 server
OS Windows Server 2025 Datacenter
Windows Server 2025 Standard
Windows Server 2022 Datacenter
Windows Server 2022 Standard
Windows Server 2019 Datacenter
Windows Serevr 2019 Standard
Windows Server 2016 Datacenter
Windows Serevr 2016 Standard
Memory User mode : 384MB(excepting for optional products.)
Kernel mode : 32MB
Disk Initial size at installation : 100MB
During operation : 5.0GB

For information on the software required to use each function of EXPRESSCLUSTER X SingleServerSafe, please refer to "ABOUT EXPRESSCLUSTER X SINGLESERVERSAFE" in the "Installation Guide".

Cluster WebUI

Browser

Firefox
Google Chrome
Microsoft Edge (Chromium)
Memory User mode : 500MB
Disk 200MB