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Technical Data Sheet
PartsTable / MEMORY / 634025-001
634025-001 ✓ Verified by PartsTable
HP · MEMORY · RDIMM
WHAT YOU NEED TO KNOW
Memory is a hot market right now. DDR5 and DDR4 are extremely volatile with data centers driving availability to extreme lows. Always validate machine type and model. Remember: all RAM is Hynix, Samsung, or Micron underneath OEM labels — use that to find alternatives. Key checks: Check OEM alternatives — all RAM is Hynix/Samsung/Micron underneath. Double-check what you're quoting in volatile market.
HOT market — DDR5/DDR4 extremely volatile
PRODUCT OVERVIEW

The HP 1GbE 4-port 331FLR Adapter is a HP industrial component. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MEMORY→ RDIMM→ 634025-001
SPECIFICATIONS
Part Number634025-001
ManufacturerHP
Interface1GbE
Capacity1GB
COMPONENT DIAGRAM
ECC 1GB 2Rx4 PC4 — RDIMM HP NOTCH ~133.35 mm DDR4 RDIMM | 1GB | — | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN 634025-001 MFR HP 1GB —
KEY FEATURES
•
1GbE Interface
•
1GB Capacity
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
629135-B21Compatible
HP NIC 331FLR 1GbE 4-port PCI-E-2.0x4 Ethernet FlexibleLOM (Broadcom BCM5719)
compatible
789897-001Compatible
HP NIC 331FLR 1GbE 4-port PCI-E-2.0x4 Ethernet FlexibleLOM (Broadcom BCM5719)
compatible
629133-001Compatible
HP NIC 331FLR 1GbE 4-port PCI-E-2.0x4 Ethernet FlexibleLOM (Broadcom BCM5719)
compatible
629135-B22Compatible
HP NIC 331FLR 1GbE 4-port PCI-E-2.0x4 Ethernet FlexibleLOM (Broadcom BCM5719)
compatible
684208-B21Compatible
HP NIC 331FLR 1GbE 4-port PCI-E-2.0x4 Ethernet FlexibleLOM (Broadcom BCM5719) FIO
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 5
629133-001SUBSTITUTE
HP NIC 331FLR 1GbE 4-port PCI-E-2.0x4 Ethernet FlexibleLOM (Broadcom BCM5719)
HPE
629135-B21SUBSTITUTE
HP NIC 331FLR 1GbE 4-port PCI-E-2.0x4 Ethernet FlexibleLOM (Broadcom BCM5719)
HPE
629135-B22SUBSTITUTE
HP NIC 331FLR 1GbE 4-port PCI-E-2.0x4 Ethernet FlexibleLOM (Broadcom BCM5719)
HPE
684208-B21SUBSTITUTE
HP NIC 331FLR 1GbE 4-port PCI-E-2.0x4 Ethernet FlexibleLOM (Broadcom BCM5719)
HPE
789897-001SUBSTITUTE
HP NIC 331FLR 1GbE 4-port PCI-E-2.0x4 Ethernet FlexibleLOM (Broadcom BCM5719)
HPE
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FREQUENTLY ASKED QUESTIONS
What is 634025-001?
634025-001 is a HP 1GbE 4-port 331FLR Adapter manufactured by HP. It is classified as a MEMORY (RDIMM).
What parts can replace 634025-001?
There are 5 known substitutes for 634025-001: 629135-B21, 789897-001, 629133-001 and 2 more. Substitute compatibility should be verified for your specific system.
Is 634025-001 still available?
634025-001 is currently Unknown.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026