HP M393A2K40EB3-CWE-HP Single Rank 1X16GB X4 DDR4-3200 CAS-22-22-22

( Brand: Hp ), ( Manufacturer Part Number: M393A2K40EB3-CWE-HP ), ( Type: Memory )

Review HP Hpe 16gb 1x16gb Single Rank X4 Ddr4-3200

The **HP M393A2K40EB3-CWE** is a high-performance, single-rank, x4 configuration DDR4 memory module engineered to deliver exceptional speed, reliability, and efficiency for demanding computing environments. Designed with cutting-edge technology, this **16GB (1x16GB) DDR4-3200 MHz** memory module operates at an optimized clock speed of 3200 MHz, paired with a low-latency **CAS latency of 22 (CL22)** and a tightly synchronized **22-22-22** timing profile, ensuring seamless data transfer and reduced wait states for faster processing. The **single-rank x4 architecture** maximizes bandwidth while maintaining a compact footprint, making it ideal for servers, workstations, and high-end desktop systems where memory performance is critical. Built with **low-power, energy-efficient components**, this module supports **ECC (Error-Correcting Code) functionality**, which helps prevent data corruption by detecting and correcting single-bit errors, making it a robust choice for mission-critical applications. The **HP-branded memory** is rigorously tested for compatibility with a wide range of HP servers and workstations, ensuring seamless integration without compatibility issues. Whether deployed in enterprise-grade servers, AI workloads, or high-performance computing clusters, this memory module provides the speed, stability, and efficiency required to handle the most intensive computational tasks with ease. Its **high-density design** allows for efficient memory utilization, while its **low-power consumption** contributes to cost-effective and sustainable operation. Perfect for users seeking a balance between performance and reliability, the **HP M393A2K40EB3-CWE** is a premium memory solution that elevates system responsiveness and ensures long-term operational excellence.

### **Pros and Cons of the HP M393A2K40EB3-CWE (1x16GB DDR4-3200 CL22-22-22-22) Memory Kit**

1. **High Performance for Workloads Requiring Speed** DDR4-3200 MHz is faster than standard DDR4-2400 or DDR4-2666, which can improve latency-sensitive applications like gaming, video editing, and professional workloads (e.g., 3D rendering, virtualization). The low CAS latency (CL22) and tight timings (22-22-22-22) further enhance responsiveness.

2. **Single-Rank (1Rx8) Configuration** This kit uses a single rank of memory, which can reduce latency compared to dual-rank (2Rx8) kits in some workloads, particularly in single-threaded or lightly loaded systems. This is beneficial for tasks like gaming or light multitasking where latency matters more than raw bandwidth.

3. **Compatibility with HP Workstations and Servers** This is an official HP memory module designed for their ProLiant and EliteDesk/EliteWorkstation lines. It is tested for stability and reliability in enterprise and professional environments, reducing the risk of compatibility issues or crashes.

4. **Low Power Consumption** DDR4-3200 modules are generally more power-efficient than higher-speed DDR4 kits (e.g., 3600 MHz) while still offering significant performance gains over slower speeds. This can help with thermal management in systems with limited cooling.

5. **Reliability and Warranty** HP memory modules often come with extended warranties (typically 3 5 years) and are built to enterprise-grade standards, offering better long-term reliability than no-name or third-party kits.

6. **Scalability** If you plan to upgrade your system further, this kit can be paired with additional matching modules (e.g., another 1Rx8 or 2Rx8 kit) to increase capacity without changing speed or timings.

7. **Good for Lightly Loaded Systems** In systems where memory bandwidth isn t the bottleneck (e.g., single-core workloads, older CPUs), the lower latency of this kit can provide a noticeable boost compared to slower, higher-capacity kits.

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1. **Limited Capacity per Slot** This is a single 16GB module, meaning you ll need to add more kits to reach higher capacities (e.g., 32GB, 64GB). If your system only has 2 slots, you ll be limited to 32GB unless you upgrade to a 4-slot motherboard.

2. **Not Ideal for High-Bandwidth Workloads** While DDR4-3200 is faster than DDR4-2400, it still lags behind DDR4-3600 or DDR5 in bandwidth-intensive tasks (e.g., heavy multitasking, database operations, or virtualization with many VMs). If your workload is memory-bound, you might see diminishing returns.

3. **Potential Overkill for Budget Systems** If you re running a low-end CPU (e.g., Intel Core i3, AMD Ryzen 3) or a system with minimal memory channels (e.g., dual-channel only), the performance gains from DDR4-3200 may be negligible compared to the cost. Slower, higher-capacity kits (e.g., DDR4-2400) might be a better value.

4. **Compatibility Restrictions** This is a **registered (R-DIMM)** module, which is designed for server/workstation platforms with registered memory support. It **will not work** in consumer motherboards (e.g., most gaming or office PCs) unless they explicitly support registered memory. Always check your motherboard s QVL (Qualified Vendor List) before purchasing.

5. **Cost vs. Performance Trade-off** DDR4-3200 modules are more expensive than slower DDR4 kits (e.g., 2400 MHz). If you don t need the speed, you might save money with a higher-capacity, lower-speed kit (e.g., 2x16GB DDR4-2400).

6. **No ECC Option** This is a **non-ECC** module. If you re using this in a server or for critical data (e.g., financial, medical, or enterprise applications), ECC memory is highly recommended to detect and correct errors. HP offers ECC versions of this part number (e.g., M393A2K40EB3-CWE-E), which would be a better choice for those use cases.

7. **Future-Proofing Concerns** DDR4 is nearing end-of-life, and newer platforms (e.g., Intel 12th Gen , AMD Ryzen 5000 ) may benefit more from DDR5. While DDR4-3200 is still a solid choice for now, upgrading to DDR5 in the future may require a full system refresh.

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This **HP M393A2K40EB3-CWE (1x16GB DDR4-3200 CL22-22-22-22)** is a **high-quality, low-latency memory kit** designed for **HP ProLiant servers, workstations, or EliteDesk/EliteWorkstation platforms**. It excels in **latency-sensitive workloads** (gaming, light multitasking, professional creative tasks) and offers **reliability and warranty benefits** typical of enterprise memory. However, it is **not ideal for consumer PCs** (due to registered memory requirements) and may be **overkill for budget systems or high-bandwidth server workloads**.

If you re running a **HP server/workstation** and need **fast, low-latency memory** for single-threaded or lightly loaded tasks, this is a **solid choice**. If you re working with **memory-intensive applications** (e.g., virtualization, databases, heavy multitasking), consider **ECC versions** or **higher-capacity kits** (e.g., 2Rx8 or 4Rx8 configurations). For **consumer PCs**, look for **non-registered DDR4-3200 or DDR5** modules instead.

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- You re using an **HP ProLiant server, EliteDesk, or EliteWorkstation**.

- Your workload is **latency-sensitive** (gaming, video editing, single-threaded tasks).

- You need **reliable, low-latency memory** for professional use.

- Your system **supports registered memory** and has **dual-channel slots**.

- You need **ECC memory** (upgrade to **M393A2K40EB3-CWE-E**).

- Your workload is **memory-bandwidth heavy** (e.g., virtualization, databases) opt for **higher-capacity kits (e.g., 2x16GB or 4x16GB)**.

- You re on a **consumer PC** this **will not work**; choose **non-registered DDR4-3200 or DDR5**.

- You want **better future-proofing** evaluate **DDR5** if your platform supports it.

If you don t strictly need DDR4-3200, **DDR4-2666 or DDR4-2400 kits** (e.g., 2x16GB) may offer **better value for capacity-heavy workloads** while still being reliable.

Would you like help checking compatibility with your specific system?

Details:

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part #: m393a2k40eb3cwe price

• $1072.74

specifications servermemor:

• brand: Hp
• mpn: M393a2k40eb3-cwe-hp
• type: Memory

general servermemor:

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

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• city: New York, New York
• # reviews: 5806
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• availability: In Stock
• quantity: 4
• options: Ship-to-home
• started: March 17, 2026
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