Strong growth continues in the worldwide disk storage systems market in the second quarter, according to IDC

"External storage systems revenue increased solidly in the second quarter, with all the segments experiencing double-digit gains as end-user investment in new technology continued", stated Liz Conner, senior research analyst, Storage Systems. "New vendor offerings around virtualization, Big Data, and Cloud computing coupled with less restrictive IT budgets have contributed to this growth."

EMC maintained its lead in the external disk storage systems market with 28.7% revenue share in the second quarter, followed by IBM and NetApp tied for second with 13.7% and 12.8% market share respectively. HP ended the quarter in fourth position, with 11.0%. Hitachi and Dell finished in a tie for fifth with 8.1% and 7.9% market share respectively.

The total open networked disk storage market (NAS Combined with Open / iSCSI SAN) grew 15.0% year over year in the second quarter to $4.8 billion in revenues. EMC continues to maintain its leadership in the total open networked storage market with 31.9% revenue share, followed by NetApp with a 15.0% revenue share.

In the Open SAN market, which grew 14.3% year over year, EMC was the leading vendor with 25.7% revenue share, followed by IBM in second and HP in third with 16.4% and 13.4% share, respectively.

The NAS market grew 16.9% year over year, led by EMC with 47.2% revenue share and followed by NetApp with 30.7% share. The iSCSI SAN market continues to show strong growth, posting 21.0% revenue growth compared to the prior year's quarter. Dell led the market with 32.1% revenue share, followed by EMC in second with 17.7% and HP in third with 13.9% market share.