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Trade Assurance
| Error Identifying | Non-ECC |
|---|---|
| Signal Type | Unbuffered |
| Product Type | Memory Module |
| Compliance Standards | CE,WEEE,RoHS |
| Memory Capacity | 2 GB |
| Memory Technology | DDR3 |
| RAM Speed | 1066MHz |
| RAM Standard | DDR3-1066/PC3-8500 |
| Column Access Strobe (CAS) | CL7 |
| Rank | Dual Rank x8 |
| Quantity of Pins | 240-pin |
| RAM Genre | UDIMM |
This 2GB DDR3-1066 non-ECC unbuffered UDIMM is a desktop memory module best deployed in legacy office PCs or basic productivity workstations where its Dual Rank x8 architecture can modestly improve interleaved memory access. The CL7 column access strobe offers tight latency for this speed grade, delivering snappier system responsiveness in older platforms that do not support XMP overclocking.
1. Modest capacity handles essential desktop workloads smoothly, keeping the operating system and light productivity applications responsive without resorting to slow storage swapping.
2. Mainstream data rate provides stable bandwidth for fluid HD media playback and everyday multitasking in value-oriented home and office PCs.
3. Tight CAS timing minimizes access delays, delivering the crisp interface responsiveness that casual gamers and web users feel immediately.
4. Dual-rank organization doubles the bank interleaving potential, raising effective throughput for a noticeably smoother experience when juggling multiple browser tabs and documents.
5. Non-ECC operation strips away error-correction overhead, ensuring maximum affordable performance and broad compatibility with consumer motherboard chipsets.
Designed for desktop platforms, the M378B5673DZ1-CF8 is a 2GB DDR3-1066 UDIMM, and its four defining characteristics directly address what power users and gamers need most: responsive performance and consistent system fluidity.
The unbuffered, non-ECC architecture eliminates the latency penalty of registered memory, giving the CPU a direct, unimpeded path to data. In a 3A gaming scenario, this translates to faster command execution and reduced micro-stutter when textures stream in real time, keeping your frame delivery smooth. The low CAS latency of CL7 further shortens the delay between a request and the first word of data, which is critical during video rendering where thousands of small random accesses occur; every nanosecond saved in latency compounds into noticeably shorter export times.
Equally important is the dual‑rank x8 organization, which enables rank interleaving—the memory controller can begin a read on one rank while the other rank completes its previous operation. In professional compositing or complex scene exports, this keeps the data pipeline saturated without idle cycles, boosting effective throughput. All of this comes in a standard 240‑pin UDIMM form factor that drops effortlessly into mainstream desktop boards, turning a simple upgrade into an immediate upgrade in real‑world multitasking responsiveness.
This module is a standard desktop DDR3 non-ECC unbuffered 240‑pin UDIMM with a modest 2 GB capacity, designed for consumer motherboards. Its dual‑rank x8 organization and CL7 latency suit older platforms where low‑density DIMMs are still common. Capacity planning must carefully balance available slots against the 2 GB ceiling.
Gaming Build
A dual‑channel configuration requires two identical 2 GB modules, yielding 4 GB total. This suffices for classic or e‑sports titles but falls well below the 16/32 GB recommended for modern AAA games. To approach 16 GB you would need eight such DIMMs—impractical on most boards—so treat this module as a stopgap while planning a move to 8 GB sticks.
Content Creation
Video editing and 3D rendering demand large unified memory pools; a 64 GB workstation is unattainable with 2 GB parts. Filling all four DIMM slots gives only 8 GB, causing heavy swap usage and timeline stutter. Use these modules for a secondary rendering node or upgrade to high‑density kits of matched 8 GB or 16 GB DDR3 DIMMs for smooth timeline scrubbing and scene rendering.
General Productivity
For web browsing, office suites, and light multitasking, two 2 GB modules in dual‑channel (4 GB total) deliver the best price‑performance ratio. Single‑module configurations leave memory bandwidth on the table and hurt integrated graphics performance. If the budget permits, populate all four slots for 8 GB to comfortably run multiple browser tabs, email clients, and document editors simultaneously.
Strictly tested, this desktop DDR3 UDIMM is guaranteed compatible with Dell OptiPlex 790, HP Compaq 6200 Pro, Lenovo ThinkCentre M81.
Q: Can I mix this M378B5673DZ1-CF8 with other memory modules of different brands or speeds?
A: Mixing is possible, but all modules will operate at the speed and timings of the slowest stick. For best stability, use identical modules with matched capacity, rank, and latency.
Q: Is this memory compatible with my system?
A: This 240-pin DDR3 UDIMM fits desktops with non-ECC support. Ensure your motherboard supports DDR3-1066/PC3-8500 and check the QVL list for validated compatibility with this dual-rank CL7 module.
Q: What is the recommended DIMM population order for optimal performance?
A: Install pairs in the same-colored slots (typically A2/B2 first) to enable dual-channel mode. Refer to your motherboard manual to match the correct channel configuration for maximum bandwidth.
Q: Does this module support overclocking or XMP profiles?
A: No. This is a JEDEC-compliant DDR3-1066 module without XMP. It operates at standard 1066MHz with CL7 timings and does not support overclocking or extended profiles.
Q: What warranty and typical failure rate can I expect?
A: This module carries a one-year warranty. Typical failure rate is very low under normal use, with AFR well below 0.5% when operated within specified voltage and temperature ranges.