SK HYNIX HMAAGL7MMR4N-UH Ac 64GB 1745 4DRX4 PC4-2400T-LE1-11 100-572-066-00

( Brand: Sk Hynix ), ( Manufacturer Part Number: HMAAGL7MMR4N-UH ), ( Form Factor: Lrdimm ), ( Type: Ddr4 Lrdimm ), ( Total Capacity: 64 Gb ), ( Unit Type: Unit )

Review SK HYNIX Te Ac 4drx4

The **SK Hynix HMAAGL7MMR4N-UH TE AC 1745 64GB 4DRX4 PC4-2400T-LE1-11 (100-572-066-00)** is a high-performance, low-latency DDR4 memory module engineered for demanding computing environments, including enterprise servers, high-end workstations, and data-intensive applications. Part of SK Hynix s advanced **HMAA** series, this **4GB x 16-rank (64GB) DDR4 Registered (RDIMM) module** is designed with precision to deliver exceptional reliability, scalability, and efficiency in multi-socket server configurations. Built on SK Hynix s cutting-edge **17nm process technology**, the module features **4-channel (4DRX4) architecture**, enabling seamless integration with modern Intel Xeon and AMD EPYC processors while maximizing bandwidth and throughput for memory-intensive workloads.

This **PC4-2400T (1200MHz) DDR4 module** operates at a **1.2V voltage**, striking a balance between power efficiency and performance, making it ideal for energy-conscious data centers. The **LE1-11** designation indicates its **low-power, low-emission** profile, ensuring minimal heat generation and reduced cooling requirements, which is critical for maintaining optimal server uptime in high-density environments. The **4-rank configuration** allows for flexible memory scaling, accommodating both single-rank and multi-rank configurations depending on the system s needs, while the **registered (RDIMM) design** ensures stable data integrity across large memory pools, reducing the risk of errors in mission-critical applications.

With a **64GB capacity**, this module is perfectly suited for virtualization, cloud computing, and high-performance computing (HPC) workloads where large memory footprints are essential. The **ECC (Error-Correcting Code) capability** standard in SK Hynix s RDIMMs provides real-time error detection and correction, safeguarding against data corruption in demanding environments. Additionally, the module s **AC (Automatic Clocking) functionality** ensures seamless compatibility with a wide range of server motherboards, simplifying deployment in heterogeneous IT infrastructures. Built to meet **JEDEC standards** and **enterprise-grade reliability specifications**, this SK Hynix RDIMM is engineered for long-term durability, with rigorous testing to withstand extreme operating conditions, ensuring consistent performance even under sustained heavy loads.

Whether deployed in a **2U server, blade system, or large-scale cluster**, this **64GB DDR4 RDIMM** delivers the speed, stability, and scalability required for modern data centers. Its **low-latency architecture** and **optimized signal integrity** further enhance system responsiveness, making it a premium choice for administrators seeking a balance between performance and efficiency. With SK Hynix s reputation for innovation and quality, this module represents a robust investment in high-performance memory solutions for businesses demanding peak operational excellence.

**Pros and Cons of Buying SK Hynix HMAAGL7MMR4N-UHTE AC 1745 (64GB, DDR4-2400T, CL17, 1.2V, Low Power)**

### **Pros**

1. **High Capacity (64GB)** Ideal for high-end workstations, servers, or gaming PCs with demanding memory requirements. This capacity reduces the need for multiple DIMMs, simplifying motherboard compatibility and reducing latency from multiple channels.

2. **Low Power Consumption (1.2V)** The 1.2V voltage rating suggests this is a low-power, energy-efficient module. This is beneficial for laptops, ultrabooks, or systems where thermal management is critical, as it reduces heat generation and power draw.

3. **DDR4-2400T (T "Tight") Timings** The "T" designation indicates tighter timing margins, which can improve stability in systems with less forgiving memory controllers (e.g., some Intel or AMD CPUs). This makes it a safer choice for overclocking or systems with aggressive memory configurations.

4. **Low Latency (CL17)** While not the fastest (CL15 or CL16 modules exist), CL17 is still competitive for mainstream use, especially in non-overclocked systems. It strikes a balance between speed and stability.

5. **Reliability of SK Hynix** SK Hynix is a reputable manufacturer with a strong track record in memory production. Their modules are generally stable and well-supported in the market.

6. **Compatibility with Broad Range of Systems**

- Works well with **Intel (7th Gen and later, including 10th/11th/12th/13th Gen)** and **AMD (Ryzen 2000/3000/5000/7000 series)** CPUs.

- Suitable for **laptops, desktops, and some workstations** due to its low power profile.

- May work in **dual-channel or quad-channel setups**, though performance gains in quad-channel are marginal for most users.

7. **Cost-Effective for High Capacity** Buying a single 64GB module is often cheaper than purchasing two 32GB modules, especially in bulk or enterprise setups.

8. **Long-Term Availability** As a widely produced module, it is unlikely to become obsolete quickly, ensuring easier replacements if needed.

---

### **Cons**

1. **Not the Fastest DDR4 Option**

- DDR4-2400 is **slower than DDR4-3200, 3600, or 4000**, which are common in modern gaming and productivity systems.

- If paired with a CPU that supports higher speeds (e.g., Intel 12th/13th Gen or AMD Ryzen 5000/7000), this module may become a bottleneck, limiting overall system performance.

2. **Limited Overclocking Potential**

- DDR4-2400 is not designed for aggressive overclocking. Users looking to push memory speeds will need modules rated for 3200MHz or higher.

- The tight timings (CL17) are stable but do not offer headroom for further optimization.

3. **Higher Latency Than Faster Modules**

- Even at 2400MHz, modules with **CL15 or CL16** (e.g., Corsair Vengeance LPX, G.Skill Ripjaws) will outperform this one in latency-sensitive applications (e.g., gaming, video editing).

4. **Potential Compatibility Issues with Some Motherboards**

- Some **budget or older motherboards** may not officially support 64GB single-rank DIMMs due to VRM limitations or BIOS restrictions.

- **Laptops with limited memory slots** (e.g., 2x SODIMM) may not benefit from a single 64GB module if they only support dual-channel.

5. **Higher Price per GB Compared to Faster Modules**

- While 64GB is cost-effective for capacity, the **price per GB is higher than DDR4-3200 or DDR4-3600 modules** of similar capacity.

- For gaming or general use, faster modules (even at 3200MHz) often provide better performance per dollar.

6. **Not Ideal for High-End Workloads**

- Professionals requiring **maximum memory bandwidth** (e.g., 3D rendering, AI, or scientific computing) may prefer **DDR4-3200 or DDR5** for better throughput.

7. **Single-Rank (1Rx4) Design**

- Being a **single-rank module**, it may not perform as well in **quad-channel setups** compared to dual-rank or quad-rank modules, where bandwidth scales better.

8. **Limited Future-Proofing**

- DDR5 is becoming the standard for new CPUs (Intel 13th Gen and AMD Ryzen 7000 ). While this DDR4 module will work for years, upgrading to DDR5 later may require a new motherboard.

---

### **Conclusion**

- **Laptops or ultrabooks** where low power consumption is critical.

- **Workstations with moderate memory demands** (e.g., light video editing, programming, or office use).

- **Systems where stability is more important than performance** (e.g., servers, NAS, or legacy setups).

- **Budget-conscious buyers** who need high capacity without overpaying for high-speed modules.

However, it is **not ideal for gaming, content creation, or high-performance computing** where **DDR4-3200 or DDR5** would be more beneficial. The **2400MHz speed and CL17 latency** will not compete with faster modules in benchmarks, and the **1.2V low-power design** limits its use in high-end desktops.

---

### **Recommendation**

- You **need 64GB of RAM** and are okay with **moderate speeds**.

- You are using a **laptop, low-power desktop, or a system where power efficiency is a priority**.

- You want a **reliable, stable module** without overclocking ambitions.

- Your **motherboard supports single-rank 64GB DIMMs** and you prefer simplicity (one module instead of two 32GB sticks).

- You are **gaming or doing heavy workloads** (consider **DDR4-3200 or DDR5** instead).

- You plan to **overclock memory** (look for **DDR4-3600 or higher**).

- You want **the absolute best performance per dollar** (faster modules often offer better value).

- Your **CPU supports DDR5** (upgrading to DDR5 later may be better long-term).

- **For Gaming/General Use:** *G.Skill Flare X 32GB DDR4-3600 CL16* or *Corsair Vengeance LPX 32GB DDR4-3200 CL16*.

- **For Workstations:** *Crucial Ballistix 64GB DDR4-3200 CL16* or *TeamGroup T-Force Vulcan Z 64GB DDR4-3600 CL18*.

- **For Future-Proofing:** *DDR5 modules (e.g., Corsair Dominator Platinum 64GB DDR5-4800 CL40)** if your motherboard supports it.

This SK Hynix module is a **solid, no-frills choice for capacity-heavy, low-power systems** but is **not the best for performance-oriented users**. If you can afford slightly faster modules without sacrificing capacity, they will provide better real-world performance.

Details:

Items Included. If manuals, software, packaging and other similar accessories not mentioned or photographed, they are included. 1 x SK Hynix HMAAGL7MMR4N-UH TE AC 1745 64GB. Why Buy Pre-Owned Network Hardware from Relay Networks.

Sell To Relay Networks. Looking for used or refurbished switches routers, wireless access points accessories. Free shipping, when offered, applies only to continental 48 US states. Working pull from Chassis.

part #: hmaagl7mmr4n prices

• $229.89-$350.00

specifications servermemor:

• brand: Sk Hynix
• mpn: Hmaagl7mmr4n-uh
• form factor: Lrdimm
• type: Ddr4 Lrdimm
• total capacity: 64 Gb
• unit type: Unit

shipping servermemor:

• service: UPS Ground, UPS Next Day Air, UPS 2nd Day Air
• carrier: UPS
• cost: $7.82
• type: Calculated
• class: Standard, One-day, Expedited
• transit: 2-4 Days

offer servermemor:

• availability: In Stock
• best offers: True
• quantity: 8
• started: May 14, 2026
• sold: 0
• options: Ship-to-home

returns servermemor:

• paid by: Buyer
• time: 30 Days
• policy: Returns Accepted
• method: Money back

general servermemor:

• condition: Used
• Enterprise Networking, Servers > Server Components > Server Memory RAM

payments servermemor:

• credit card: Mastercard
• other
• wallet: Paypal

seller servermemor:

• # reviews: 5417
• city: Saint Paul, Minnesota
• rating: 100.0%

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