OWC
OWC 32GB DDR4 2666 CL19 2Rx8 VLP ECC Unbuffered DIMM desktop RAM
32GB DDR4 2666 CL19 ECC unbuffered VLP DIMM for workstations, servers and NAS systems
- Capacity32GB
- SpeedDDR4 2666 (PC4 21300)
- CAS LatencyCL19
- Voltage1.2V
- ECCYes
- Buffered/RegisteredUnbuffered
- 32 GB capacity lets you run larger workloads without swapping
- DDR4 2666 speed delivers 21300 MT/s bandwidth for responsive multitasking
- CL19 latency keeps timing tight for steady throughput
- ECC unbuffered design detects and corrects single-bit errors to protect data integrity
- VLP 288-pin 1.2 V form factor fits space-constrained workstation and NAS slots
Capacity and purpose
This 32GB DDR4 module is built for workstations, servers and NAS systems that require ECC protection. The unbuffered design keeps latency low while the 1.2V operation reduces power draw. It replaces the Micron MTA18ADF4G72AZ-2G6 part directly.
Headroom at 2666 MT/s
Running at DDR4 2666 (PC4-21300) with CL19 timing, the stick handles large datasets and multiple virtual machines without paging. The 2Rx8 organisation provides density for memory-hungry services, though single-channel bandwidth will limit throughput in heavy compute jobs.
Thermals and power in service
No heat spreader is fitted, so airflow across the bare PCB manages temperatures in typical chassis. At 1.2V the module draws modest power and runs silently, making it suitable for densely populated DIMM slots in rack or tower enclosures.
Highlights
- 32 GB capacity lets you run larger workloads without swapping
- DDR4 2666 speed delivers 21300 MT/s bandwidth for responsive multitasking
- CL19 latency keeps timing tight for steady throughput
- ECC unbuffered design detects and corrects single-bit errors to protect data integrity
- VLP 288-pin 1.2 V form factor fits space-constrained workstation and NAS slots
Specifications
| Brand | OWC |
|---|---|
| Part Number | 2E6V42R832GB |
| Capacity | 32GB |
| Speed | DDR4 2666 (PC4 21300) |
| CAS Latency | CL19 |
| Voltage | 1.2V |
| ECC | Yes |
| Buffered/Registered | Unbuffered |
| Heat Spreader | No |
| Recommend Use | Workstations, Servers, and NAS Systems |
| LED Color | None |
Questions about this item
Will this 32 GB module work in a motherboard that only supports 1.2 V DDR4 memory?
The module runs at 1.2 V, which is the standard DDR4 voltage, so it will operate in any desktop board that accepts DDR4 DIMMs at that voltage.
Does the very low profile height let this DIMM fit under large CPU coolers or in compact cases?
The VLP design reduces module height, allowing clearance for oversized air coolers and tight chassis where standard-height sticks would not fit.
Is ECC functionality active on consumer desktop platforms or only on workstation and server boards?
ECC operates when the motherboard and CPU support it; most consumer desktop chipsets do not enable ECC, so the feature will be inactive on those systems.
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