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Green 240-pin DDR3 DIMM with black chips, gold edge contacts, 157.5 mil thick

Axiom

Axiom AX31333E9Z/8L 8GB DDR3 1333 ECC Unbuffered Server RAM

SKU CH-9Q9G-452E6 MPN AX31333E9Z/8L

8 GB DDR3 ECC unbuffered DIMM running at 1333 MHz with 1.35 V operation

  • Capacity8GB
  • Type240-Pin DDR3 SDRAM
  • SpeedDDR3 1333 (PC3 10600)
  • Voltage1.35V
  • ECCYes
  • Buffered/RegisteredUnbuffered
  • 8 GB capacity supports demanding server workloads
  • DDR3 1333 MHz speed delivers reliable data throughput
  • ECC protection detects and corrects memory errors
  • Low 1.35 V voltage reduces power consumption
  • 240-pin unbuffered DIMM fits compatible server slots

Mission-critical server memory

Axiom AX31333E9Z/8L is an 8GB DDR3-1333 ECC unbuffered DIMM built for servers that require error correction without registered signalling. It runs at 1.35V and uses a standard 240-pin layout. The module suits administrators who need guaranteed compatibility and consistent quality controls for integration projects.

Sustained-load behaviour

ECC circuitry detects and corrects single-bit errors continuously, protecting data integrity during long compute runs or heavy virtualisation workloads. The low 1.35V operating voltage reduces thermal output per module, helping maintain stable frequencies inside densely populated chassis. Unbuffered topology keeps latency low for direct-attached memory controllers.

Upgrade context

This module replaces non-ECC or higher-voltage DDR3 DIMMs when error correction becomes a requirement for data protection policies. The jump is worth it when moving from consumer-grade memory to tier-one component boards that undergo additional qualification testing. Buyers who need registered signalling or capacities beyond 8GB per slot should look elsewhere.

Highlights

  • 8 GB capacity supports demanding server workloads
  • DDR3 1333 MHz speed delivers reliable data throughput
  • ECC protection detects and corrects memory errors
  • Low 1.35 V voltage reduces power consumption
  • 240-pin unbuffered DIMM fits compatible server slots

Specifications

BrandAxiom
ModelAX31333E9Z/8L
Capacity8GB
Type240-Pin DDR3 SDRAM
SpeedDDR3 1333 (PC3 10600)
Voltage1.35V
ECCYes
Buffered/RegisteredUnbuffered
Shipping weight0.09 kg
Package size178 × 76 × 25 mm

Questions about this item

How much heat and power does the 1.35 V DDR3 1333 module draw when running continuously?

Operating at 1.35 V, this DDR3 1333 DIMM consumes less power and generates less heat than standard 1.5 V modules, helping keep server thermals manageable during all-day workloads.

What motherboard slot and memory controller features are required for this 240-pin ECC unbuffered DIMM?

You need a DDR3 240-pin DIMM slot with an integrated memory controller that supports ECC and unbuffered modules; the board must also accept 1.35 V low-voltage operation.

Will this DDR3 1333 ECC stick work in a system that currently runs DDR3 1333 non-ECC memory?

Mixing ECC and non-ECC modules is not supported; the memory controller must run in ECC mode for this module to function correctly, so all installed sticks must be ECC.

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