D6436/D6456

DERA D6436/D6456 NVMe SSD is domestic solution focusing on enterprise stability and cost-performance.

Featuring PCIe 3.0 and YMTC Xtacking® 3D TLC NAND flash, it adopts dual endurance modes for precise scenario differentiation:

D6436 (1 DWPD) provides large-capacity storage of 3.84/7.68TB;

D6456(3 DWPD) adapts to high write workloads with streamlined capacities of 3.2/6.4TB.

Compared to previous generations, it excels in mature compatibility and domestic cost optimization, making it ideal for traditional enterprise sectors like finance and government that prioritize long-term stability over extreme bandwidth.

KEY FEATURES

PCIe 3.0 x4
NVMe 1.4 compliant
Data integrity of enterprise class
3.2TB- 7.68TB capacity options
Up to 3.3/ 3.2 GB/s sequential R/ W bandwidth
Up to 810K/ 390K random 4K R/ W IOPS
YMTC 3D TLC NAND
Native driver support of mainstream operating systems and hypervisors
UEFI bootable
Surprise hot-pluggable

KEY BENEFITS

Controller and Software-hardware Co-designed

The 2nd Generation ASIC controller of DERA D6436/ D6456 NVMe SSD is developed by DERA with software-hardware co-designed methodology, achieved enterprise-class data integrity, many built-in hardware acceleration units, sophisticated NAND flash management, and performance aggregation in a power-efficient way. Architected with advanced YMTC 3D TLC NAND, D6436/ D6456 deliver reliable and high performance NVMe storage solution. D6436/ D6456 offer endurance and capacity options of 3.84TB, 7.68TB at 1 DWPD (5yrs), and 3.2TB, 6.4TB at 3 DWPD (5yrs).

Enterprise-Class Data Integrity

DERA D6436/ D6456 NVMe SSD realized intensive hardware LDPC units, end-to-end protection on the whole data paths against silent errors, adaptive redundancy protection among independent NAND units, and protection against unexpected power-losses, which are forged into an integrated protection for user data. In addition, D6436/ D6456 NVMe SSD constantly sense drive’s healthy and react in time accordingly, which is available for host management software to perceive and handle potential drive failure.

High Performance and Low Latency

DERA D6436/ D6456 NVMe SSD achieved high performance with low latency. Sustained 4KB random write IOPS up to 390K, random read/ write latency low to 84/ 16us. Optimized FTL algorithm sufficiently anticipate the extreme conditions of highly-intense workloads and workload variations with sophisticated scheduling and controls over front-end I/O demands and FTL backend activities, ensuring a stable performance in all cases. D6436/ D6456 NVMe SSD deliver a performance consistency above 90% in significantly heavy random I/O workloads.

TECHNICAL SPECIFICATIONS

Product Series		D6436		D6456
Capacity (TB)		3.84	7.68	3.2	6.4
Form Factor		U.2/ AIC
Host Interface		PCIE 3.0x4
NVMe Compliance		NVMe 1.4
NAND		YMTC 3D TLC NAND
Seq. Read/ Write ^[1]		Up to 3400/ 3200 MB/s		Up to 3400/ 3200 MB/s
Ran. Read/ Write^[2]		Up to 810K/ 200K IOPS		Up to 810K/ 390K IOPS
Ran. R/ W Latency (µs) ^[3]		84/ 16
Power Consumption^[4]	Write	18W
	Read	12W
	Idle	5W
DWPD (5 years)		1 DWPD		3 DWPD
Reliability		UBER 10^-17
Temperature		0-70°C
Security Support		Windows Server, Windows10 (64-bit), VMware ESXi, RHEL, Centos, SLES, Ubuntu, Fedora
OS Support		UL, CE, FCC, RoHS

[1] 100%LBA, OIO64 (TC=1, QD=64).

[2] 100%LBA, measured with OIO256 (TC=4, QD=64).

[3] 100%LBA, OIO1 (TC=1, QD=1).

[4] 100%LBA, Sequential R/W power consumption is measured with 128KB, OIO64（TC=1，QD=64) which is lower than Random operation. Random R/W measured with 4KB, OIO256 (TC=4, QD=64). Scope trigger over 100ms sample period.

*Performances measured by FIO tool on linux, result may differ according to testing platform.1MB/s = 1,000,000 bytes/ second.

SOLUTION

Cloud Computing

Enterprise SSDs provide efficient and stable storage support for cloud computing with advantages such as ultra-high-speed read/write, high reliability & low latency, high energy efficiency & low power consumption, flexible elastic expansion, and end-to-end data security protection. These significantly enhance resource utilization efficiency and reduce operating costs.

Big Data

Enterprise SSDs, with their high-speed read/write, low latency, and high reliability, combined with intelligent caching and hierarchical storage, provide high-performance, low-cost, and easily scalable integrated solutions for big data storage and analysis.

A large state-owned conglomerate addressed its challenges by adopting an Oracle RAC solution based on open x86 architecture, complemented by high-performance NVMe SSDs as the primary storage medium. This approach delivered exceptional storage performance for its database services.

Challenge

Difficulty in performance upgrading and capacity scaling | Exorbitant costs | Inadequate technical support and service quality
Solution

The client addressed its challenges by deploying an Oracle RAC solution based on open x86 architecture, fully leveraging high-performance NVMe SSDs as the storage medium. This approach delivers exceptional storage performance for database services, enabling robust scalability and low-latency operations.
Benefit

Benefiting from the exceptional I/O performance of DERA enterprise NVMe SSDs, the new database system achieves:
● 200% higher throughput compared to the legacy system
● 90% lower latency
Additionally, the new architecture eliminates reliance on traditional minicomputers and SAN storage, offering robust scalability to meet evolving business needs.

Facing the tide of internet finance reform, a commercial bank in East China confronted a growing contradiction: continuous innovation in front-end businesses clashed with the inability to radically transform its back-end data center. This made it imperative to adopt a new system architecture centered on a data middle platform. The bank optimized the underlying architecture of its data middle platform with DERA SSDs, successfully building a reliable and stable intelligent data middle platform. This solution bridged the gap between business innovation and infrastructure limitations, enabling seamless integration of front-end services with back-end data processing.

Challenge

Business Application Challenges | Infrastructure Architecture Challenges | Security & Reliability Challenges
Solution

A bank's demand for high-performance data middle platforms relies heavily on underlying storage components. DERA enterprise SSD meets these requirements with exceptional performance, optimizing the overall efficiency of the data middle platform.
Benefit

● Single node supports over 25 VMs, 2.5x the user requirement.
● Single-node write IOPS exceed design specs by 12x, with sequential write bandwidth reaching 6.4x the user demand.
● Read performance IOPS achieve 16.2x the required level.

With the rapid advancement of financial technology, the banking industry is facing unprecedented challenges and opportunities. To enhance service quality and data processing capabilities, the state-owned bank has proactively driven digital transformation. As a provider of enterprise storage solutions, DERA has supported the bank in achieving its digital transformation goals by delivering high-performance, highly reliable storage products.

Challenge

High Concurrency & Massive Data Volumes | High Availability & Low Latency | Data Security & Compliance
Solution

DERA NVMe SSDs empower the state-owned bank's distributed database to fully leverage high throughput and low latency, significantly improving storage resource utilization. This supports the construction of compute-storage separation architecture and accelerates data monetization, enabling the bank to unlock accelerated value from its data assets.
Benefit

DERA storage solution has successfully driven the upgrade of the bank's core business systems, delivering significant improvements in data processing efficiency and reduced transaction latency. The solution has enhanced system stability and fault tolerance, boosting business continuity, while comprehensively ensuring data security and compliance.

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DERA D6436_D6456 Series NVMe SSD Brief

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PRODUCT

D8436/ D8456

D8437/ D8457

D7436/ D7456

D6436/D6456

S5239

TECHNOLOGY

EMEI CONTROLLER

MENG CONTROLLER

TAI CONTROLLER

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Support Hotline: 400-606-3372

D6436/D6456

DERA D6436/D6456 NVMe SSD is domestic solution focusing on enterprise stability and cost-performance.

KEY FEATURES

Controller and Software-hardware Co-designed

Enterprise-Class Data Integrity

High Performance and Low Latency

TECHNICAL SPECIFICATIONS

SOLUTION

RELATED CASES

A large state-owned conglomerate addressed its challenges by adopting an Oracle RAC solution based on open x86 architecture, complemented by high-performance NVMe SSDs as the primary storage medium. This approach delivered exceptional storage performance for its database services.

Challenge

Solution

Benefit

Challenge

Solution

Benefit

Challenge

Solution

Benefit

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