Library

Resource Library

FlashSystem decision articles covering usable capacity, FCM, IBM i attachment, Storwize migration, cyber resilience, HA, DR, competitors, and lifecycle planning.

FlashSystem 5600, 7600, and 9600: Which Current IBM Array Fits?

A buyer map for IBM's current FlashSystem 5600, 7600, and 9600 models based on workload size, usable capacity, bandwidth, host count, and refresh path.

Updated August 13, 2026

FlashCore Module Generations Explained: FCM1 Through FCM5

A plain-language walkthrough of IBM's five FlashCore Module generations and which FlashSystem model each one belongs to, before you go looking for exact part numbers.

Updated August 17, 2026

FlashSystem Sizing: Why Usable Capacity Beats Raw TB

How FlashSystem buyers should separate raw, usable, effective, protected, replicated, and growth capacity before comparing model quotes.

Updated August 13, 2026

FlashSystem for IBM i: What Attaches Where

IBM i storage planning across internal NVMe, direct expansion, external FlashSystem SAN, VIOS, multipath, zoning, HA, and DR.

Updated August 13, 2026

Storwize V7000 to FlashSystem: Start With What You Have

A migration-first way to think about Storwize V7000 replacement, FlashSystem 7600 and 9600 refresh paths, external virtualization, host cutover, and DR.

Updated August 13, 2026

Cyber Vault and Safeguarded Copy: What FlashSystem Buyers Should Ask

A buyer-first explanation of how Safeguarded Copy, Cyber Vault, ransomware detection, protected copies, and recovery testing fit into FlashSystem architecture.

Updated August 13, 2026

SSD SAN Storage vs IBM FlashSystem: When a Generic SAN Is Not Enough

A top-funnel guide for buyers comparing SSD SAN storage, all-flash arrays, and IBM FlashSystem before they know which storage platform they need.

Updated August 20, 2026

Immutable Snapshots vs Cyber Vault vs Backup for IBM i

How immutable snapshots, IBM Safeguarded Copy, Cyber Vault, and backup fit together when protecting IBM i and enterprise workloads on FlashSystem.

Updated August 20, 2026

IBM Storage Virtualize and Spectrum Virtualize Explained

A plain-language explanation of IBM Storage Virtualize, the Spectrum Virtualize name, and why the software layer matters in FlashSystem planning.

Updated August 20, 2026

Storwize V7000 to FlashSystem 7600 Migration

A migration-focused guide for Storwize V7000 environments evaluating IBM FlashSystem 7600 as a modern replacement path.

Updated August 20, 2026

IBM FlashSystem vs EMC XtremIO: Refreshing a Legacy All-Flash Array

A practical comparison for buyers replacing EMC XtremIO or Dell EMC XtremIO with IBM FlashSystem, including support lifecycle, recovery, and migration questions.

Updated August 20, 2026

IBM FlashSystem 5300 4662-7H2 vs FlashSystem 5600

A buyer guide for comparing the IBM FlashSystem 5300 4662-7H2 with the current FlashSystem 5600 5127-A20 refresh path.

Updated August 20, 2026