Provisioned IOPS EBS volumes are SSD based. From the product page (http://aws.am...

		mjb on Jan 21, 2014 \| parent \| context \| favorite \| on: New EC2 M3 Instance Sizes and Lower Prices for S3 ... Provisioned IOPS EBS volumes are SSD based. From the product page (http://aws.amazon.com/ebs/details/): ""Backed by Solid-State Drives (SSDs), Provisioned IOPS volumes support up to 30 IOPS per GB which enables you to provision 4000 IOPS on a volume as small as 134 GB.""