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Technical Data Sheet

376638-B21 — Storage Datasheet

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HP · STORAGE_HDD · 3.5_SATA_HDD
WHAT YOU NEED TO KNOW
SAS backplane supports SATA, not vice versa NL-SAS = SAS protocol at nearline (7.2K) speed — NOT SATA
Gen8 LFF tray ≠ Gen10 tray — different screw holes
PRODUCT OVERVIEW

Memory is one of the most critical components in your server, and one of the easiest to upgrade to quickly enhance and improve overall system performance.The dependence on industry standard servers to run memory-intensive applications is pushing the memory capacity of servers to new levels. For server applications, memory modules and other server components must withstand almost non-stop exposure to elements such as heat and electricity. The slightest defect can become a problem resulting in server crashes and data loss for multiple users.

As server memory capacities increase, so does the likelihood of memory errors that can corrupt data and cause servers to crash. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-538-5919, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
STORAGE_HDD 3.5_SATA_HDD 376638-B21
NSN: 7025-01-538-5919
FSC: 7025
CAGE: 28480 — HEWLETT-PACKARD COMPANY DBA HP (USA)
SPECIFICATIONS
special_features1 GB OF ADVANCED ECC PC3200 DDR SDRAM DIMM MEMORY KIT 2 X 512 MB GB
NSN7025-01-538-5919
COMPONENT DIAGRAM
RELEASE LATCH NL-SAS 7.2K 376638-B21 HP NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | — | NL-SAS 7.2K NL-SAS uses SAS protocol at 7.2K RPM | SAS backplane supports SATA, not reverse Tray generation matters | Gen8 LFF tray differs from Gen10 TITLE LFF 3.5" DRIVE PN 376638-B21 MFR HP
TYPICAL APPLICATIONS
  • Server memory expansion for virtualization workloads
  • Database performance optimization (in-memory computing)
  • VDI and remote desktop session hosting
  • High-performance computing (HPC) clusters
  • Mail server and collaboration platform scaling
  • Application server tier expansion
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURES1 GB OF ADVANCED ECC PC3200 DDR SDRAM DIMM MEMORY KIT 2 X 512 MB GB
SPECIAL FEATURES1 GB OF ADVANCED ECC PC3200 DDR SDRAM DIMM MEMORY KIT 2 X 512 MB GB
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
PP639AVCompatible
HP 1Gb PC2-3200R 400Mhz ECC REG CL3 240-Pin (2x512Mb) SDRAM Memory Kit - AMD for xw9300
compatible
PP641AVCompatible
HP 2Gb PC2-3200R 400Mhz ECC REG CL3 240-Pin (4x512Mb) SDRAM Memory Kit - AMD for xw9300
compatible
PR788AVCompatible
HP 2Gb PC2-3200R 400Mhz ECC REG CL3 240-Pin (4x512Mb) SDRAM Memory Kit - AMD for xw9300
compatible
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 3
PP639AVSUBSTITUTE
HP 1Gb PC2-3200R 400Mhz ECC REG CL3 240-Pin (2x512Mb) SDRAM Memory Kit - AMD
HPE
PP641AVSUBSTITUTE
HP 1Gb PC2-3200R 400Mhz ECC REG CL3 240-Pin (2x512Mb) SDRAM Memory Kit - AMD
HPE
PR788AVSUBSTITUTE
HP 1Gb PC2-3200R 400Mhz ECC REG CL3 240-Pin (2x512Mb) SDRAM Memory Kit - AMD
HPE
RELATED PARTS 6
286716-B22
PLUGABLE HARD DRIVE
335921-B21
HP STORAGE WORKS MODULAR SMART ARRAY 20
627117-S21
HP 300GB 15K 6GB DP 2.5IN SAS HDD
128279-B21
COMPAQ 512MB 1X512MB PC133 ECC DIMM
189082-B21
MEMORY CARD,PERSONAL COMPUTER
1AA85A4-ABB
DISPLAY UNIT
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FREQUENTLY ASKED QUESTIONS
What is 376638-B21?
376638-B21 is a MEMORY UNIT,DATA STORAGE manufactured by HP. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What parts can replace 376638-B21?
There are 3 known substitutes for 376638-B21: PP639AV, PP641AV, PR788AV. Substitute compatibility should be verified for your specific system.
What is the NSN for 376638-B21?
376638-B21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-538-5919. This indicates validated use in U.S. government and defense supply chains.
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