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LENOVO 4XB7A17122 3.5 S4520 3.84TB RI SATA HS

Mfg Part Number:  4XB7A17122  
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Price: $3,321.44 + Free Shipping
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Last Updated: May 18, 2025
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The ThinkSystem S4520 Read Intensive SATA SSDs are advanced 6Gb SATA solid-state drives that use 144-layer Intel 3D NAND TLC Flash Memory technology to provide an affordable solution with industry leading performance.

This product guide provides essential presales information to understand the S4520 SSDs, their key features and specifications, components and options, and configuration guidelines. This guide is intended for technical specialists, sales specialists, sales engineers, IT architects, and other IT professionals who want to learn more about S4520 SSDs and consider their use in IT solutions.

Main Specification
General Information
Manufacturer Lenovo Group Limited
Manufacturer Part Number 4XB7A17122
Manufacturer Website Address http://www.lenovo.com/us/en/
Brand Name Lenovo
Product Series S4520
Product Name ThinkSystem 3.5" S4520 3.84TB Read Intensive SATA 6Gb HS SSD
Product Type Solid State Drive
Technical Information
Storage Capacity 3.84 TB
Drive Performance
Maximum Read Transfer Rate 550 MB/s
Maximum Write Transfer Rate 510 MB/s
Random 4KB Read 92000IOPS
Random 4KB Write 31000IOPS
Endurance (DWPD) 2.1
Endurance (TBW) 15667.20 TB
Endurance Type Read Intensive
Network & Communication
Wireless LAN No
Interfaces/Ports
Drive Interface SATA
Drive Interface Standard SATA/600
Physical Characteristics
Drive Type Internal
Form Factor 3.5"
Hot Swappable Yes
Miscellaneous
Compatibility Lenovo ThinkSystem Servers:
  • SR655 V3 (7D9F / 7D9E)
  • SR645 V3 (7D9D / 7D9C)
  • SR665 V3 (7D9B / 7D9A)
  • SR630 V3 (7D72 / 7D73)
  • SR650 V3 (7D75 / 7D76)
  • ST650 V2 (7Z75 / 7Z74)
  • SR630 V2 (7Z70 / 7Z71)
  • SR650 V2 (7Z72 / 7Z73)
  • SR670 V2 (7Z22 / 7Z23)
  • SR635 (7Y98 / 7Y99)
  • SR655 (7Y00 / 7Z01)
  • SR655 Client OS
  • SR645 (7D2Y / 7D2X)
  • SR665 (7D2W / 7D2V)
  • ST550 (7X09 / 7X10)
  • SR530 (7X07 / 7X08)
  • SR550 (7X03 / 7X04)
  • SR570 (7Y02 / 7Y03)
  • SR590 (7X98 / 7X99)
  • SR630 (7X01 / 7X02)
  • SR650 (7X05 / 7X06)
Device Supported Server
Environmentally Friendly Yes
Environmental Compliance Restriction of Hazardous Substances (RoHS)
Environmental Compliance Waste Electrical and Electronic Equipment Directive (WEEE)
Warranty
Limited Warranty 1 Year
Additional Warranty Information

The S4520 SSDs carry a one-year, customer-replaceable unit (CRU) limited warranty.

WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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