Comparison on DMX4 and VMAX

EMC Symmetrix DMX-4                          EMC Symmetrix V-Max

Called EMC Symmetrix DMX-4		Called EMC Symmetrix V-Max
DMX: Direct Matrix Architecture		V-Max: Virtual Matrix Architecture
Max Capacity: 1 PB Raw Storage		Max Capacity: 2 PB of Usable Storage
Max Drives: 1900. On RPQ: 2400 max		Max Drives: 2400
EFD’s Supported		EFD’s Supported
Symmetrix Management Console 6.0		Symmetrix Management Console 7.0
Solutions Enabler 6.0		Solutions Enabler 7.0
EFD: 73GB, 146GB, 200GB, 400GB		EFD: 200GB, 400GB
FC Drives: 73GB, 146GB, 300GB, 400GB, 450GB		FC Drives: 73GB, 146GB, 300GB, 400GB
SATA II: 500GB, 1000 GB		SATA II: 1000 GB
FC Drive Speed: 10K or 15K		FC Drive Speed: 15K
SATA II Drive Speed: 7.2K		SATA II Drive Speed: 7.2K
Predecessor of DMX-4 is DMX-3		Predecessor of V-Max is DMX-4
DMX-4 management has got a bit easy compared to the previous generation Symmetrix		Ease of Use with Management – atleast with SMC 7.0 or so called ECC lite
4 Ports per Director		8 Ports per Director
No Engine based concept		Engine based concept
24 slots		The concept of slots is gone
1 System bay, 9 Storage bays		1 System bay, 10 Storage bays
No engines		8 Engines in one System (serial number)
64 Fiber Channel total ports on all directors for host connectivity		128 Fiber Channel total ports on directors/engines for host connectivity
32 FICON ports for host connectivity		64 FICON ports for host connectivity
32 GbE iSCSI ports		64 GbE iSCSCI ports
Total Cache: 512GB with 256 GB usable (mirrored)		Total Cache: 1024 GB with 512 GB usable (mirrored)
Drive interface speed either 2GB or 4GB, drives auto negotiate speed		Drive interface speed 4GB
Green color drive LED means 2GB loop speed, Blue color drive LED means 4GB loop speed		Only 4GB drive speed supported.
Microcode: 5772 / 5773 runs DMX-4’s		Microcode: 5874 runs V-Max
Symmetrix Management Console is not charged for until (free) DMX-4		Symmetrix Management Console to be licensed at a cost starting the V-Max systems
Architecture of DMX-4 has been similar to the architecture of its predecessor DMX-3		Architecture of V-Max is completely redesigned with this generation and is completely different from the predecessor DMX-4
Microcode 5772 and 5773 has be build on previous generation of microcode 5771 and 5772 respectively		Microcode 5874 has been build on base 5773 from previous generation DMX-4
Largest supported volume is 64GB per LUN		Large Volume Support: 240GB per LUN (Open Systems) and 223GB per LUN (Mainframe Systems)
128 hypers per Drive (luns per drive)		512 hypers per Drive (luns per drive)
No Virtual Provisioning with RAID 5 and RAID 6 devices		Virtual Provisioning allowed now with RAID 5 and RAID 6 devices