The OCZ Z-Drive R4 Series represents a turning point in the evolution of PCIe attached solid state storage by merging the best feature sets of both the pure hardware and pure software based approaches to data management. Designed and manufactured for a wide range of enterprise environments including cloud computing and data centers, the Z-Drive R4 features OCZ's Virtualized Controller Architecture™ (VCA) 2.0, providing the utmost in performance, flexibility, durability and enhanced reliability, allowing data centers to rely on a PCIe-based SSD as their primary tier one storage solution for the first time. Additionally, the Z-Drive R4's level of concentrated performance enables system architects to design more productive infrastructures while lowering operating costs associated with hard drive technology.

• Innovative storage system that melds hardware & software managed solutions with integrated proprietary technology
• Cost-effective MLC-based design with best-in-class endurance
• Advanced feature-set includes user-selectable data recovery & non-stop modes
• Available in half height and full height configurations

The Pinnacle of Storage Performance

• Delivers the performance of thousands of hard disk drives in a single server
• Eliminates I/O and bandwidth bottlenecks
  Up to 2,800 MB/s and 500,000 IOPS (per SuperScale controller)

Proprietary Virtualized Controller Architecture™ (VCA) 2.0

• Multifaceted virtualization layer that interfaces with host system
• Enables TRIM, SCSI unmap, & SMART monitoring for system administrators

SuperScale™ Storage Accelerator Unique to OCZ

• Facilitates scalable performance in enterprise & datacenter applications
• Unique complex command queuing structure plus queue balancing algorithms
• Provides highly efficient performance aggregation while reducing the burden on host resource

Superior Reliability, Endurance, & Security Features

• Data fail recovery ensures superior reliability
• Intelligent block management & wear-leveling for increased endurance
• Advanced security with 256-bit AES encryption support
• Strong error correction for enhanced data integrity

PHYSICAL

Usable Capacities (IDEMA)	300GB
NAND Components	Multi-Level Cell (MLC)
Interface	PCI Express Gen. 2 x8
Form Factor	PCIe half height, half length compliant
Storage Controller	OCZ SuperScale
NAND Controller	SandForce® 2281 x 4
Dimensions (L x W x H)	168.55 x 68.91 x 17.14 mm
Weight	119g

PERFORMANCE

Max Read	up to 2,000 MB/s
Max Write	up to 2,000 MB/s
Random Write Operations(4kB)	250,000 IOPS
Random Write Operations(8kB)	160,000 IOPS
Maximum IOPS	260,000 IOPS

ENVIRONMENTAL

Power Consumption	Idle: 14.5 W Active: 16 W
Operating Temperature	0°C ~ 70°C
Storage Temperature	-45°C ~ 85°C
Airflow Requirement	100 Linear Feet/Minute (LFM)
Certifications	RoHS, CE, FCC

RELIABILITY/SECURITY

Data Fail Recovery	Recovers data from up to one NAND flash block per NAND controller
Data Path Protection	ECC: Up to 55 bits correctable per 512-byte sector; Data path parity protection
Data Reliability	Read Unrecoverable Bit Error Rate (UBER) 10e-16
Data Encryption	128-bit & 256-bit AES-compliant
Product Health Monitoring	SMART Support

COMPATIBILITY

PCI Express	PCI Express x8 or x16 slot; Fully compliant with the PCI Express Electromechanical Specification Rev. 2.0, and PCI Express Base Specification Rev. 2.0
Operating Systems	Windows Vista 32-bit/64-bit and Windows 7 32-bit/64-bit; Windows Server 2003; Windows Server 2008 R2 64-bit; Red Hat Enterprise Linux
Power Requirements	PCI Express 12V & 3.3V

ADDITIONAL FEATURES

Flash Virtualization Layer	OCZ VCA (Virtualized Controller Architecture™) 2.0
Performance Optimization	TRIM/SCSI unmap (requires OS support)
Service & Support	3-Year Warranty; Dedicated FAE/FSE support (includes PM/engineer support through validation cycle)