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| Product Type | Memory Module |
|---|---|
| Compliance Standards | RoHS |
| Memory Capacity | 32 GB |
| Memory Technology | DDR3 |
| Product Voltage | 1.35V |
| RAM Speed | 1066MHz |
| RAM Standard | DDR3-1066/PC3-8500 |
| Error Identifying | ECC |
| Signal Type | Registered |
| Column Access Strobe (CAS) | CL7 |
| Rank | Quad Rank x4 |
| Quantity of Pins | 240-pin |
| RAM Genre | RDIMM |
This Micron 32GB DDR3-1066 Registered ECC RDIMM (PC3-8500, CL7, quad-rank x4) is engineered for legacy enterprise servers and virtualization hosts where data integrity and maximum memory density per channel are critical. Its registered signal topology and ECC error correction ensure the stability required by memory-intensive workloads like in-memory databases, while the 1.35V low-voltage operation helps reduce power consumption in fully populated 2U/4U rack deployments.
1. ECC protection silently corrects single-bit memory faults, safeguarding transactional integrity in financial databases and preventing data corruption during extended uptime cycles.
2. Registered signal buffering stabilizes the command bus under heavy DIMM populations, enabling large-scale server configurations to achieve predictable performance in virtualized clusters.
3. The 32 GB capacity per module doubles typical server node density, allowing hypervisors to host significantly more virtual machines without expanding hardware footprint.
4. Quad Rank x4 organization maximizes memory payload per channel while preserving signal margins, essential for running memory-intensive enterprise workloads like SAP HANA.
5. A 1.35 V operating voltage trims datacenter energy draw and thermal output, directly lowering cooling overhead in dense rack deployments.
In server environments, this 32 GB DDR3-1066 RDIMM is engineered to solve the real pains behind in-memory computing and dense virtualization. Its ECC circuitry silently corrects single-bit errors and detects multi-bit faults before they corrupt your critical data, which means no more unexplained host crashes in your VMware cluster that could take down dozens of guest machines overnight. The registered buffer decouples the memory controller from the electrical load, letting you fully populate all 24 DIMM slots across dual-socket nodes without signal degradation—essential when you need every last gigabyte for a growing Redis or SAP HANA dataset. Quad rank x4 organization packs that 32 GB capacity onto a single stick, maximizing density so you can run more virtual machines or larger database tables per server without sacrificing rank interleaving bandwidth. And the 1.35 V low-voltage design cuts thermal output directly, reducing energy and cooling costs in a 24/7 data center while giving your finance team a tangible operating expense improvement. Together, these features turn a simple memory upgrade into guaranteed uptime, consistent low-latency performance, and a longer total platform lifespan under heavy enterprise workloads.
General Virtualization
This 32GB DDR3L-1066 RDIMM is ideal for dense virtualization hosts running hypervisors like VMware or Hyper-V. Deploy multiple modules—typically six to twelve per server—to achieve 192GB to 384GB total capacity, balancing memory overcommitment with stable VM density. The low 1.35V operation and ECC protection ensure energy efficiency and data integrity under sustained multi-tenant workloads.
In-Memory Database
For in-memory databases such as Redis or SAP HANA, capacity and reliability outweigh raw speed, making quad-rank registered DIMMs a strong fit when populating all available channels. Configure with identically matched modules across memory channels to maximize interleaving and avoid performance penalties. The CL7 latency and ECC scrub engine reduce silent data corruption risks in write-intensive caching layers.
High-Performance Computing
In HPC clusters where node-level memory bandwidth is critical, avoid mixing quad-rank DIMMs with lower-rank parts; instead, fully populate each memory riser with these modules to sustain predictable throughput. The PC3-8500 speed is modest, but the registered architecture stabilizes large memory footprints for MPI-based simulations. Plan for one module per channel initially and scale by adding identical sticks to preserve balanced memory interleaving.
Rigorously tested server DDR3L RDIMM, compatible with Dell PowerEdge R720, HP DL380p Gen8, IBM x3650 M4, etc.
Q: Can I mix this MT72KSZS4G72PZ-1G1E1FE with other memory modules of different brands or speeds?
A: Mixing different brands or speeds on a registered ECC platform is not recommended. Mismatched ranks or timings often cause POST failures or instability in servers. Populate identical modules for guaranteed reliability.
Q: Is this memory compatible with my system?
A: This 32GB DDR3-1066 RDIMM fits older server platforms like Intel Xeon 5500/5600 series or AMD Opteron 6100/6200 systems requiring 1.35V registered ECC memory. Verify your board supports quad-rank modules.
Q: What is the recommended DIMM population order for optimal performance?
A: Install identical DIMMs in sets that match your server’s memory channels. For quad-rank modules, populate slots according to the platform’s population guide, usually filling first white slots per channel to maximize interleaving.
Q: Does this module support overclocking or XMP profiles?
A: No. This is a JEDEC-compliant server RDIMM operating at fixed DDR3-1066 CL7 specifications. Overclocking and XMP are not supported or advised on enterprise registered memory.
Q: What warranty and typical failure rate can I expect?
A: It carries a 1-year warranty. Enterprise RDIMMs have very low annualized failure rates under proper conditions, making them highly dependable for 24/7 data center workloads.