PartsTable
Technical Data Sheet
JNK9N ✓ Verified by PartsTable
DELL · 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
DELL 57840S 10GB 4-Port Mezz NDC

DELL 57840S 10GB 4-Port Mezz NDC. Key specifications include Generation: 10th Gen. 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 JNK9N
SPECIFICATIONS
Generation10th Gen
COMPONENT DIAGRAM
ECC 2Rx4 PC4 RDIMM DELL NOTCH ~133.35 mm DDR4 RDIMM | — | — | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN JNK9N MFR DELL — —
TYPICAL APPLICATIONS
  • Enterprise virtualization (VMware vSphere, Hyper-V)
  • AI/ML inference and training workloads
  • Private cloud infrastructure (OpenStack, Azure Stack)
  • Email and collaboration platforms (Exchange, SharePoint)
  • High-availability clustering and failover
  • DevOps and CI/CD pipeline hosting
  • Remote desktop and VDI infrastructure
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
32C4RCompatible
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller - APN
compatible
407-0021Compatible
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller - DPN - Gen 12/13
compatible
540-BBCQCompatible
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller - SPN - Gen 12/13
compatible
540-BBETCompatible
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller v2 - DPN
compatible
540-BCHRCompatible
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller v2 - SPN
compatible
6NK4WCompatible
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller - MPN
compatible
LIFECYCLE
StatusUNKNOWN
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 8
TKR5KSUBSTITUTE
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller v2 - APN
DELL
WF5HHSUBSTITUTE
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller v2 - APN
DELL
32C4RSUBSTITUTE
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller v2 - APN
DELL
407-0021SUBSTITUTE
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller v2 - APN
DELL
540-BBCQSUBSTITUTE
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller v2 - APN
DELL
540-BBETSUBSTITUTE
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller v2 - APN
DELL
540-BCHRSUBSTITUTE
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller v2 - APN
DELL
6NK4WSUBSTITUTE
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller v2 - APN
DELL
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FREQUENTLY ASKED QUESTIONS
What is JNK9N?
JNK9N is a Dell JNK9N DEL JNK9N BROADCOM 57840S QC 10G RDNC M620 | M620 The Dell JNK9N BROADCOM 57840S QC 10G RDNC M620, a powerful expansion card designed for those who demand high-speed connectivity and reliability in their network infrastructure. This used, fully tested Dell component is perfect for enhancing your server's performance, facilitating faster data transfers, and improving overall system efficiency. With a standard 90-day warranty from Alta Technologies and the option for extended third-party maintenance plans, you can have peace of mind with your purchase. The Dell JNK9N not only supports extensive connectivity features but also offers bulk discounts, making it a cost-effective choice for businesses looking to upgrade their networking solutions. Our dedicated team, led by industry expert Don Osborne, ensures that we have over 1.3 million systems and parts in stock, providing unparalleled access to essential equipment. Plus, if you have excess Dell Servers, we offer cash or trade-i manufactured by DELL. It is classified as a MEMORY (RDIMM).
What parts can replace JNK9N?
There are 8 known substitutes for JNK9N: 32C4R, 407-0021, 540-BBCQ and 5 more. Substitute compatibility should be verified for your specific system.
Is JNK9N still available?
JNK9N is currently Unknown.
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