HP M393A2K43DB-CWE-HP Dual Rank Regi 1X16GB X8 DDR4-3200 CAS-22-22-22

( Brand: Hp ), ( Manufacturer Part Number: M393A2K43DB-CWE-HP ), ( Type: Memory )

Review HP Hpe 16gb 1x16gb Dual Rank X8 Ddr4-3200 Regi

The **HP M393A2K43DB-CWE** is a high-performance, enterprise-grade DDR4 memory module designed to deliver exceptional speed, reliability, and efficiency for demanding computing environments. This **1x16GB (16GB single-rank) dual-channel DDR4-3200 MHz** module is engineered with **X8 memory density**, ensuring optimal data throughput and reduced latency for applications requiring intensive processing power. The **CAS latency of 22-22-22** (CL22) strikes a balance between speed and stability, allowing for smooth multitasking, real-time data processing, and seamless performance in workstations, servers, and high-end desktops. Built with **Registered (REG) memory technology**, this module enhances signal integrity and reduces electromagnetic interference (EMI), making it ideal for large-scale server deployments where data consistency and system stability are critical. The **HP-branded memory** ensures compatibility with a wide range of HP ProLiant, EliteDesk, and ZBook workstations, providing peace of mind with OEM-certified components that meet strict quality and reliability standards. Whether deployed in virtualization environments, AI-driven workloads, or high-performance computing clusters, this memory module delivers sustained performance, energy efficiency, and long-term durability, making it a premium choice for professionals who demand the best in memory technology.

### **Pros and Cons of buying a HP M393A2K43DB-CWE (1x16GB Dual-Rank DDR4-3200 CAS-22-22-22 REGI) Memory Kit**

1. **High Performance for Workloads** DDR4-3200 with a CAS latency of 22-22-22 is optimized for CPU-bound tasks, including gaming, content creation, and professional applications. The dual-rank configuration allows for better memory bandwidth utilization compared to single-rank modules.

2. **Registered (REG) Design** Registered memory is designed for stability in multi-socket servers and high-end workstations, reducing signal interference and improving reliability in demanding environments.

3. **Compatibility with High-End Systems** This module is likely designed for enterprise-grade or high-performance workstations (e.g., HP Z8, Z6, or other server-class systems). It ensures compatibility with platforms requiring registered memory.

4. **Low Latency for Productivity** The CAS latency of 22 is relatively low for DDR4-3200, which can improve response times in applications that rely heavily on memory access.

5. **Single-Rank Configuration (1x16GB)** While dual-rank, the single-rank per module (16GB) means it can be paired with other identical modules for scaling (e.g., two sticks for 32GB, four for 64GB), offering flexibility in memory upgrades.

6. **HP Brand Reliability** HP is a trusted manufacturer for enterprise and professional-grade components, ensuring quality and long-term reliability.

---

1. **Expensive Compared to Consumer Memory** Registered memory is generally more costly than unbuffered (non-REG) DDR4, especially at high speeds like 3200MHz. This may not be cost-effective for budget builds.

2. **Limited Consumer Market Availability** This module is likely designed for server/workstation use, meaning it may not be widely available in standard retail stores. Purchasing may require special ordering or enterprise channels.

3. **Potential Overkill for Casual Use** If you re building a gaming PC or a general-purpose workstation, DDR4-3200 with REG may be unnecessary. Unbuffered DDR4-3600 or DDR5 could offer better performance-to-cost ratios for consumer applications.

4. **Compatibility Restrictions** Registered memory is not compatible with most consumer motherboards (which typically require unbuffered RAM). You ll need a server/workstation-grade motherboard (e.g., Intel C621, Xeon, or AMD EPYC platforms).

5. **Scalability Limitations** Since it s a single-rank module, pairing it with other identical modules may not always yield linear performance improvements, especially in multi-channel setups where channel binding can affect latency.

6. **Power Consumption** Higher-speed memory (3200MHz) and registered modules consume more power than standard DDR4, which may impact efficiency in power-sensitive systems.

---

This **HP M393A2K43DB-CWE** memory kit is an excellent choice if you re building or upgrading a **high-end workstation, server, or professional-grade system** that requires registered DDR4-3200 memory. Its low latency, dual-rank design, and HP reliability make it ideal for CPU-intensive tasks like video editing, 3D rendering, or enterprise applications. However, for **gaming PCs, budget builds, or consumer-grade systems**, this module is overkill and likely more expensive than necessary.

If you re certain about your platform s requirements (e.g., Xeon, AMD EPYC, or HP Z-series workstations), this memory will deliver strong performance. Otherwise, consider unbuffered DDR4/DDR5 alternatives for better cost efficiency.

- You re building a **server, workstation, or enterprise system** requiring registered memory.

- Your platform supports DDR4-3200 with low CAS latency (e.g., Intel Xeon, AMD EPYC, or HP Z-series).

- You prioritize **stability and bandwidth** over raw speed (e.g., for database servers or multi-threaded workloads).

- You re building a **gaming PC or consumer-grade system** opt for unbuffered DDR4/DDR5 instead.

- Your budget is tight registered memory is significantly more expensive than standard RAM.

- Your motherboard doesn t support registered memory (check your chipset and BIOS).

For most consumers, a **high-speed unbuffered DDR4-3600 or DDR5-4800 kit** would be a better value, but for professional environments, this HP module is a solid, high-performance choice.

Details:

Tech Hardware Deals is the Retail arm of a global leader in new and end life server, storage networking systems peripherals. Quality New and Refurbished IT parts with up to 80% off the RRP. Components stated within the listing will always take precedence over what is shown in image. Tech Hardware Deals utilizes stock images whenever a genuine image isn't available.

Unbeatable 1 to 3 years Warranty either Return Base or Advance Replacement available. Inventory shipped within 60 minutes to anywhere in the Teri State. Trade In purchase program for decommissioned equipment. Server Configuration to order from Inventory across all G10, G9, G8 HP range.

part #: m393a2k43dbcwe prices

• $169.06-$495.00

specifications servermemor:

• brand: Hp
• mpn: M393a2k43db-cwe-hp
• type: Memory

seller servermemor:

• # reviews: 6374
• city: New York, New York
• rating: 99.9%

offer servermemor:

• availability: In Stock
• options: Ship-to-home
• started: June 5, 2026
• sold: 0

returns servermemor:

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

payments servermemor:

• other
• wallet: Apple-pay
• credit card: Mastercard

general servermemor:

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

shipping servermemor:

• transit: 4-8 Days
• type: Fixed
• service: Standard
• cost: $0.00
• class: Standard

Hp M393A2K43DB-CWE Is Similar To:

• 16gb 500666-b21 Dimm Reg 1066mhz Cas-7 501538 Hp 4rx4 Pc3-8500r Ddr3 500207-071 (16.5% similar) We function as an extension of your it department. In addition buyers who back out after the end of the offer who no longer want the item or realize that it wan't what they wanted, etc. Each unit is fully tested and guaranteed as functionally new and carries a free, one year warranty. Mat buys and ...(February 27th, 2015)
• 581135-001 519808-b21 Hp Lot Of New Mini Memory Dual Modules (22.9% similar) Lot of 2x new Hp 512MB mini memory dual in-line modules...(December 28th, 2018)
• Hp Rank 591750-071 Pc3-10600 Memory Ecc 591750-571 Single Ddr3 Registered 4gbx1 (22.9% similar) Modules were all tested before being pulled from Z800 workstation. All are in good working condition...(February 26th, 2015)
• 593413-001 Hp Infiniband Ddr Dual Port Pci Express Host Channel Adapt (29.9% similar) If it not pictured or mentioned in the , is included...(February 14th, 2019)
• 605312-371 Hewlett Packard Hpe Hp Dimm Memory Module (18.5% similar) High quality 100 original fast shipping. 100 original high quality fast shipping Hpe Hp 4GB PC3L-10600R 1RX4 dim memory module integrity global solutions is a twin cities based company with more than twenty years of experience buying and selling new, used, refurbished data hardware, systems, parts...(October 30th, 2018)
• 64790-b21 Hp Dual Rank Reg Memory For (33% similar) Bulk discounts available upon request. Free same day shipping. XA0 30 day money back guarantee. XA0 tested approved. XA0 genuine. The price advertised is for one 1 item only...(March 23rd, 2018)
• 654752-001 Hp Dual-rotor Enhanced Fan (24.3% similar) Hp with 90 day warranty. It was pulled from a new or fully functioning environment and is guaranteed non DOA...(June 20th, 2017)
• 680536-001 Hp Ref Dual Rank Registered (36.2% similar) Please with any questions regarding what is or not included in this listing. Via ups or USPS. Tech hardware deals is the retail arm of a global leader in new and end life server, storage networking systems peripherals. Components stated within the listing will always take precedence over what is ...(March 22nd, 2019)
• 687460-001 Hp Genuine Dual Rank (29.4% similar) It is extremely important that you directly regarding any issues may have by sending a message. Any unit with free shipping only applies to FedEx ground in the lower 48. If ordered and paid before 3PM CST...(June 4th, 2018)
• 687461-001 Hp Ref Dual Rank Registered Ca (35.3% similar) Please with any questions regarding what is or not included in this listing. Components stated within the listing will always take precedence over what is shown in image. Tech hardware deals is the retail arm of a global leader in new and end life server, storage networking systems peripherals. Via ...(March 2nd, 2019)
• 693374-001 Hp Dual Rank Memory Module (33% similar) Or its subsidiaries in the USA and other countries. O box, APO FPO addresses. 0-HOURS on hard drives means the are never installed used in a system and is brand new with no hour usage them. All the logos used are propriety to their respective owners and technology trader does not have any authority ...(September 28th, 2018)