Roealsen5
Roealsen5

DapuStor Enterprise NVMe SSD - Roealsen5


DapuStor R5 series products based on our own developed controller DPU600 and firmware, powered by KIOXIA's latest 3D Enterprise eTLC, provide customers with industry-leading SSDS with high performance, reliability, and low delay, and Provide higher power efficiency and TCO solutions for enterprise IT and cloud facilities.  DapuStor R5 series products are widely used in core storage scenarios, such as  enterprise IT , operators, Internet, finance, intelligent manufacturing, AI and big data analysis industries.  


DapuStor -Roealsen5 B5 SSD (EN) 2P


DapuStor -Roealsen5 B5 SSD (EN) 4T4P


Advanced Features:


lFlash Raid 2.0, tolerating multiple Flash failure without affecting service and performance

l Latest NVMe 1.4a key features

l Data encryption, supporting  a variety of encryption algorithms, and TCG2.0 enterprise specifications

l Advanced power lose protection, protects user data against power failure in various scenarios

l9 levels of energy consumption adjustable, more convenient operation and maintenance and TCO adjustment


Self-developed controller DPU600:


DPU600 is DapuStor's latest self-developed intelligent storage SoC. Based on the latest 12nm FinFet process, DPU600 has industry-leading power consumption ratio, its 4K encoding provides superior error correction capability, and integrates computable storage platform and machine learning architecture based on ASIC acceleration. It will bring significant innovation for future storage computing system architecture.  Create more value for users.  


High Performance:


DapuStor R5 series PCIe Gen4 offers a 100% improvement in bandwidth and IOPS compared to the Haishen3 series.  In terms of latency, due to the new DPU600 platform has carried out a number of optimizations on the IO path, the Roealsen5 series products have significantly improved latency and QoS under mixed read-write services. 


Leading NAND Technology: 


Roealsen5 is based on KIOXIA's latest 112L 3D NAND Flash with an extremely high power efficiency ratio.  Reduce NAND Retry at the system level through innovative machine learning techniques, and anticipate scenarios in complex scenarios to prevent systemic failures. 


 Computing and Storage Integration Platform: 


The DPU600 has a built-in APPLICATION processor platform and DPU-Link heterogeneous computing interface. You can run Linux based on the DPU600, quickly and conveniently transplant applications and algorithms, and improve system efficiency for database, AI, and big data applications. 


Product Spec:  


Model NoR5100R5300
Capacity(TB)3.847.6815.363.26.412.8
OutlineU.2 15mm
Interface ProtocolPCIe 4.0 x4, NVMe 1.4a
Read Bandwidth (128KB) MB/s740074007400740074007400
Write Bandwidth (128KB) MB/s300057007000300057007000
Random Read (4KB) KIOPS175017501750175017501750
Random Write (4KB) KIOPS170280300340550540
4K Random Lantency(Typ.)R/W µs65/10
4K Sequential Latency (Typ.) R/W μs8/10
Power Consumption Active: ≤ 22 W, idle: ≤ 7 W
Flash TypeKIOXIA 3D NAND, 112 layer, 2 plane Enterprise TLC
Lifespan1 DWPD3 DWPD
Uncorrectable Bit Error Rate (UBER)

1 sector per 10^17 bits read

Mean Time Between Failure (MTBF)2.5 million hours
Lifetime5 yrs



Model NoR5101R5300
Capacity(TB)1.923.841.63.2
OutlineU.2 15mm
Interface ProtocolPCIe 4.0 x4, NVMe 1.4a
Read Bandwidth (128KB) MB/s6200740062007400
Write Bandwidth (128KB) MB/s2600535026005350
Random Read (4KB) KIOPS1000175010001750
Random Write (4KB) KIOPS120240240540
4K Random Lantency(Typ.)R/W µs65/10
4K Sequential Latency (Typ.) R/W μs8/10
Power Consumption Active:  ≤ 12 W, idle: ≤ 6.5 W
Flash TypeKIOXIA 3D NAND, 112 layer, 4 plane Enterprise TLC
Lifespan1 DWPD3 DWPD
Uncorrectable Bit Error Rate (UBER)

1 sector per 10^17 bits read

Mean Time Between Failure (MTBF)2.5 million hours
Lifetime5 yrs


*Differences in hardware, software, or configuration will affect actual test results.