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Green rectangular DDR5 memory module with gold contacts and black chips on both sides

Brute Networks

Brute Networks 4X77A77031 32GB DDR5-4800 2Rx8 ECC RDIMM server RAM

SKU CH-RCD6-AR3YS

Adds 32 GB of DDR5-4800 ECC registered memory with a 2Rx8 layout for Lenovo-compatible servers

  • Total capacity32 GB
  • ChipsetMajor Brand Chipset
  • Memory rank2Rx8
  • Lenovo-compatible DDR5 RDIMM for direct server integration
  • 32GB DDR5-4800 capacity handles heavy virtualization workloads
  • 2Rx8 ECC registered design protects data integrity
  • PC5-38400 bandwidth supports high-throughput applications
  • 100% Lenovo compatible third-party module reduces procurement cost

Lenovo-compatible DDR5 RDIMM

Brute Networks 4X77A77031-BN is a 32GB PC5-38400 DDR5-4800 2Rx8 ECC registered RDIMM built to match Lenovo part number 4X77A77031. It targets administrators upgrading or repairing Lenovo servers that require registered ECC modules. The module uses major-brand chipsets and carries a lifetime warranty from the compatibility vendor.

Thermals noise and power

Registered DDR5 DIMMs of this density operate within standard JEDEC voltage limits for server platforms. Error-correction circuitry adds minimal overhead compared with unbuffered equivalents. The RDIMM form factor relies on system-level airflow rather than module-mounted cooling. Acoustic contribution is negligible in a populated server chassis.

Capacity and rank constraint

The single decisive specification is the 32GB 2Rx8 organisation. Systems that populate all slots with dual-rank modules may hit the memory controller's rank-per-channel limit before reaching the desired total capacity. Buyers needing higher density per slot should verify whether their platform supports 4Rx4 or larger modules instead.

How it compares

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

Price $1,337.99
Pricier than about 82% of the 6,523 comparable items (median $188.99).
Total capacity 32 GB
Typical for this category: the median of 6,064 items is 32 GB.
Price per GB $41.81 per GB
Pricier than about 90% of the 6,064 comparable items (median $7.25 per GB).

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Specifications

Product
Brand nameLenovo
Total capacity32 GB
Processor
ChipsetMajor Brand Chipset
Memory
Memory rank2Rx8

Questions about this item

How do I install the 4X77A77031 DDR5 RDIMM and what step is often missed?

Power down the server, open the chassis, align the notch on the module with the slot key, press firmly until both ejector clips lock, then enable ECC in the BIOS — skipping the BIOS step leaves error correction inactive.

What maintenance or replacement will this 32GB 2Rx8 module need later?

No routine maintenance is required; the module is covered by a lifetime warranty, so a replacement is only needed if a memory test reports uncorrectable errors.

What limit appears first on this PC5-38400 kit under sustained load?

The DDR5-4800 data rate and registered buffer latency set the throughput ceiling; thermal throttling may engage before bandwidth saturates if airflow is restricted.

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