The enterprise storage market share of EMC, NetApp, Dell and IBM dropped in Q1 2015, while HP gained.
HP has increased its enterprise storage share to 14.6 percent from 13.1 percent.
The enterprise storage share of EMC fell to 17.4 percent in Q1 2015 from 20 percent in Q1 2014, said IDC.
Dell share in enterprise storage dropped to 10.2 percent from 10.3 percent.
Enterprise storage share of NetApp decreased to 8.7 percent from 10.4 percent.
IBM also observed decline in enterprise storage share to 6 percent from 9 percent, said IDC.
IDC said enterprise storage systems revenue grew 6.8 percent to nearly $8.8 billion during the first quarter of 2015. Total capacity shipments rose 41.1 percent to 28.3 exabytes.
“Spending on traditional external arrays fell during the quarter while demand for server-based storage and hyperscale infrastructure was up strongly during the quarter,” said Eric Sheppard, research director, Storage at IDC.
Total open networked disk storage market (NAS Combined with non-mainframe SAN) generated $6.3 billion in revenue. EMC maintained its leadership in the total open networked storage market with 29.8 percent revenue share. NetApp generated 15.6 percent of revenue within this market segment.
EMC was the largest external storage systems supplier, accounting for 27.3 percent of sales. NetApp generated 13.6 percent of total sales during the quarter. HP and Hitachi ended the quarter with 9.1 percent and 9.0 percent share of worldwide revenue, respectively.