NEMIX RAM

NEMIX RAM 256GB DDR5-6400 ECC Registered Server Memory Kit

A precision-matched 256GB DDR5-6400 upgrade that brings a Supermicro H14SST-GE server to full capacity at its rated speed

$11,802.89*
In Stock on Amazon.com
View on Amazon

*Price sourced from Amazon.com. Last updated:Aug 09, 2026.Price and availability are subject to change.

Affiliate Disclosure: Studio Supplies may earn a commission from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.

Notice a mistake? Let Us Know

Overview

This NEMIX RAM kit is a purpose-built answer to a narrow question: how do you take a Supermicro H14SST-GE to its full 256GB without gambling on compatibility? The package delivers eight 32GB DDR5-6400 modules, each rated at PC5-51200 with a 2Rx8 organization, 1.1V operation, and CL52 timing. That combination matters. Server memory controllers are exacting about rank, voltage, and timing, and a mismatch often means the system either refuses the module or quietly downclocks it. By spec-matching those parameters, the kit aims to be recognized at full capacity and run at its rated frequency. It's aimed squarely at administrators and system builders populating a compatible enterprise board rather than casual desktop upgraders.

On the hardware side, these are 288-pin Registered DIMMs, the buffered RDIMM standard that boards like the H14SST-GE require. The Registered design inserts a buffer between the memory and the controller, reducing electrical load so all eight slots can run fully populated — a practical necessity when you're chasing maximum density. ECC rounds out the picture, catching and correcting single-bit errors before they cascade into silent corruption or an unplanned reboot. Ownership is straightforward but demands diligence: because support varies by system, checking the motherboard manual for approved capacities and population order is the step that separates a clean install from a return. NEMIX covers the kit with a lifetime replacement warranty and free US-based technical support, a reassuring backstop on a component this specialized.

Key Features

EXACT-MATCH UPGRADE — 256GB (8X32GB) kit DDR5-6400 (PC5-51200), 2Rx8 Registered ECC, 1.1V, CL52, 288-pin. The precise rank, voltage, and timing your server's memory controller expects, so it's recognized at full capacity and runs at its rated speed.

VERIFIED FITMENT — Compatible with the Supermicro H14SST-GE motherboard. The 288-pin Registered (RDIMM) form factor this board requires — not a UDIMM or SODIMM. Spec-matched to your board's memory-population rules.

ENTERPRISE STABILITY — Registered (buffered) architecture offloads the memory controller so every slot runs fully populated at full capacity, while ECC catches and corrects single-bit errors on the fly — stopping silent data corruption and unplanned reboots before they reach production.

CHECK YOUR CONFIG — Server and motherboard memory support varies by model. Consult your system or motherboard manual for supported capacities, approved DIMM population order, and installation steps before purchase.

LIFETIME SUPPORT — Backed by a lifetime replacement warranty and free US-based technical support.

Specifications

Brand
NEMIX RAM
Total Capacity
256GB (8 x 32GB)
Memory Type
DDR5
Speed
6400MHz (PC5-51200)
Rank / Organization
2Rx8
Voltage
1.1V
CAS Latency
CL52
Form Factor
288-pin RDIMM
Error Correction
ECC Registered (Buffered)
Compatibility
Supermicro H14SST-GE Motherboard
Warranty
Lifetime Replacement
Support
Free US-Based Technical Support

Frequently Asked Questions

No. These are 288-pin Registered ECC RDIMMs designed for server boards. Desktops use UDIMMs and laptops use SODIMMs, so this kit is not compatible with either.
The kit ships as eight 32GB DDR5-6400 modules totaling 256GB, sized to fully populate a compatible eight-slot board like the Supermicro H14SST-GE.
The Registered buffer eases load on the memory controller so all slots can run fully populated, while ECC detects and corrects single-bit errors to help prevent silent data corruption and unplanned reboots.
Yes. Memory support varies by model, so consult your system or motherboard manual for supported capacities and approved DIMM population order before purchasing.
It operates at DDR5-6400 (PC5-51200) with CL52 timing at 1.1V, the rated specification the kit is built to match on a compatible server controller.
It is backed by a lifetime replacement warranty and free US-based technical support.