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| Product Type | Memory Module |
|---|---|
| Compliance Standards | RoHS |
| Memory Capacity | 1 GB |
| Memory Technology | DDR3 |
| RAM Speed | 1066 |
| RAM Standard | DDR3-1066/PC3-8500 |
| Error Identifying | Non-ECC |
| Signal Type | Unbuffered |
| Column Access Strobe (CAS) | CL7 |
| Rank | Single Rank x8 |
| Quantity of Pins | 204-pin |
| RAM Genre | SoDIMM |
This 1GB DDR3-1066 SoDIMM is purpose-built for notebook upgrades and mobile workstations, where its single-rank x8 configuration ensures broad electrical compatibility and stable unbuffered signaling across diverse portable platforms. The low CAS latency of CL7 delivers snappier response in everyday productivity and multitasking workloads, while the standard 204-pin design enables simple plug-and-play installation without configuration.
1. SoDIMM form factor ensures effortless drop-in upgrade for older notebooks, restoring system responsiveness without professional installation.
2. DDR3 technology maintains broad compatibility with legacy laptop platforms, enabling cost-conscious memory expansions that extend device lifespan.
3. The 1066 MT/s data rate strikes a balanced sweet spot for everyday mobile productivity, conserving battery drain while keeping browser tabs and office apps fluid.
4. Tight CAS 7 latency reduces data access stall cycles, making the laptop feel noticeably snappier during multitasking and file navigation.
5. This 1 GB module breathes fresh life into basic-use laptops, turning a sluggish system into a capable device for lightweight digital tasks and web browsing.
The MT8JSF12864HZ-1G1D1 is a notebook SODIMM whose four attributes—non-ECC unbuffered design, compact 204-pin form factor, DDR3-1066 speed with CL7 latency, and single-rank x8 organization—are engineered for mobile realities. For a field service technician upgrading a rugged laptop, the non-ECC unbuffered architecture consumes measurably less power than buffered alternatives, directly extending battery life during off-grid inspections. The standard 204-pin SODIMM snaps in without hassle, eliminating compatibility guesswork. In a university lab, a researcher reviving an older ultraportable for data logging benefits from the 1066 MT/s bandwidth and CL7 timings; opening large CSV files and visualization tools feels responsive rather than sluggish. Because this module operates as single-rank, it places a lighter electrical load on the memory controller, ensuring stable POST and operation even in thermally tight thin-and-light designs. Together, these traits deliver a seamless upgrade that keeps essential mobile workflows running.
This is a DDR3-1066 non-ECC unbuffered SoDIMM, a standard laptop memory module. Its 1 GB capacity and 204-pin form factor limit it to older notebooks, so any planning must treat these modules as legacy upgrades or low‐capacity fillers, never as primary DIMMs for modern builds. Below are capacity planning guidelines for typical laptop scenarios.
Laptop Upgrade
Most older systems with only 2 GB or 4 GB of installed memory will see a meaningful responsiveness lift by replacing a single 1 GB stick with a matched pair of 2 GB modules, instead of adding this 1 GB part. If budget is constrained, installing this 1 GB SoDIMM alongside an existing 1 GB module to achieve 2 GB total with dual‑channel operation is a valid temporary step, but treat it as a stopgap—modern web browsing demands at least 4 GB.
Mobile Workstation
Memory‑hungry applications like CAD or GIS tools on vintage mobile workstations often support up to 8 GB via two 4 GB SoDIMMs. A single 1 GB stick has no place here; it reduces available capacity and forces an unbalanced configuration. For professional workloads, maximum capacity and symmetrical dual‑rank population are mandatory, so discard the 1 GB module and populate both slots with the largest compatible 4 GB or 8 GB DDR3‑1066 parts.
Ultrabook Power Saving
Although older ultrabooks frequently used DDR3‑1066, power efficiency comes primarily from low‑voltage (1.35 V) “DDR3L” variants. This standard 1.5 V 1 GB module increases platform power draw and offers almost no benefit: modern operating systems idle better with a single larger capacity, lower‑voltage DIMM. If longer battery runtime is the goal, replace any 1.5 V 1 GB stick with a single 4 GB or 8 GB DDR3L‑1066 SoDIMM and leave the second slot empty to minimize self‑refresh power.
Verified compatible after stringent testing with laptops: Dell Latitude E6410, ThinkPad T410, HP EliteBook 8440p.
Q: Can I mix this MT8JSF12864HZ-1G1D1 with other memory modules of different brands or speeds?
A: We strongly recommend using identical modules for guaranteed stability. Mixing brands or speeds forces the memory controller to match the slowest common timing, which may cause instability or prevent boot in some notebooks.
Q: Is this memory compatible with my system?
A: This is a 204-pin DDR3-1066 SoDIMM. It is compatible with notebooks that accept 1.5V DDR3 memory and support a 1066 MHz bus speed. Always verify your laptop's service manual or manufacturer CPU/chipset specifications before purchase.
Q: What is the recommended DIMM population order for optimal performance?
A: For dual-channel capable notebooks, install two identical modules in the paired slots, typically slot 0 and slot 1. If upgrading, place modules with matched capacity in the same channel to enable dual-channel mode and improve memory bandwidth.
Q: Does this module support overclocking or XMP profiles?
A: No. This is a JEDEC-standard DDR3-1066 SoDIMM running at CAS 7. It does not support Intel XMP profiles or user overclocking; it operates strictly at its factory-programmed speed and timings for reliable, low-power operation.
Q: What warranty and typical failure rate can I expect?
A: This genuine Micron module is covered by a 1-year warranty. Under normal notebook operating conditions, the annualized failure rate is typically below 0.5%, reflecting rigorous component qualification and final testing.