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Kingston Technology Corp.

Kingston Technology Corp. KF556R36RB-16 16GB DDR5 5600 CL36 ECC Registered server RAM

SKU CH-PYVQ-RJR38 MPN KF556R36RB-16

16 GB DDR5 RDIMM with ECC, registered signalling, CL36 latency and 5600 MHz speed for workstation reliability

  • Total capacity16 GB
  • Rated speedDDR5 5600 (PC5 44800)
  • CAS latencyCL36
  • Memory timings36-38-38
  • Rated voltage1.25 V
  • Buffer typeRegistered
  • Registered DDR5 with ECC protects data integrity
  • 5600 MHz CL36 speed accelerates workstation workloads
  • 16 GB single module simplifies capacity scaling
  • 25 V operation reduces power draw
  • 288-pin RDIMM fits compatible server and workstation boards

16 GB DDR5 RDIMM for workstations

This 16 GB DDR5-5600 registered DIMM delivers ECC error correction and a CL36 latency for data-intensive workloads. The module operates at 1.25 V and uses a 288-pin form factor with a single 1Rx8 rank. A heat spreader helps maintain thermal stability during sustained compute tasks. It targets creators, engineers and data scientists who need server-grade reliability on high-end desktop platforms.

Registered signal and heat spreader

Registered buffering reduces electrical load on the memory controller, allowing larger module populations in multi-slot workstations. The integrated heat spreader dissipates heat without requiring additional airflow beyond standard chassis cooling. ECC capability detects and corrects multi-bit errors, complementing on-die ECC that handles single-bit faults. The module installs like any standard DDR5 RDIMM in compatible desktop or workstation boards.

Upgrade from non-ECC consumer DDR5

Moving from unbuffered consumer memory adds registered signalling and ECC protection for workloads that cannot tolerate silent data corruption. The jump is worth it when applications run for hours or days and memory errors would invalidate results or crash the system. Buyers who need higher capacities per slot or non-registered modules for standard desktop boards should look elsewhere.

How it compares

Measured against everything we stock in ECC Server RAM, at today’s prices. Recalculated every night.

Price $632.99
Pricier than about 74% of the 6,523 comparable items (median $188.99).
Total capacity 16 GB
Lower than about 60% of the 6,064 comparable items (median 32 GB).
Price per GB $39.56 per GB
Pricier than about 90% of the 6,064 comparable items (median $7.25 per GB).

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Specifications

Product
Brand nameKingston
Product lineFury Renegade Pro
Model nameKF556R36RB-16
Total capacity16 GB
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 5600 (PC5 44800)
Memory
CAS latencyCL36
Memory timings36-38-38
ECC supportYes
Buffer typeRegistered
Memory rank1Rx8
Kit configurationSingle Channel
Heat spreaderYes
Power
Rated voltage1.25 V
Size & build
Shipping weight0.02 kg
Package size130 × 31 × 4 mm

Questions about this item

Does DDR5-5600 PC5-44800 run at the rated 5600 MHz without manual BIOS changes?

The module is rated for 5600 MHz at CL36. Automatic operation at that speed depends on the platform SPD hub and whether the motherboard enables the rated profile by default.

Will a 288-pin DDR5 RDIMM with a heat spreader fit in a standard workstation DIMM slot?

The module uses the 288-pin DDR5 RDIMM form factor. The integrated heat spreader adds height; verify the chassis and CPU cooler clearance before installing.

How do I enable ECC on this registered DDR5 module after seating it?

Insert the RDIMM until the retention clips lock. Then enter the system firmware and ensure ECC is enabled for the populated channel; the registered buffer and on-die ECC are active once the platform initialises the memory controller.

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