WINTEC 3RSH13339R5H-16GK Server Ram Ecc Kit 64GB DDR3 2RX4 CL9

( Brand: Wintec ), ( Manufacturer Part Number: 3RSH13339R5H-16GK ), ( Total Capacity: 64 Gb ), ( Capacity Per Module: 16 Gb ), ( Item Length: 5.3 ), ( Memory Features: Ecc Memory, Registered ), ( Form Factor: Rdimm ), ( Type: Ddr3 Sdram ), ( Unit Type: Unit ), ( Number Of Pins: 240 ), ( Bus Speed: Pc3-10600r ), ( Country Of Origin: China )

Review WINTEC Server Series Ram Kit 16gb 2rx4 Cl9 Reg Ecc

The **WinTec 3RSH13339R5H-16GK** is a high-performance, enterprise-grade **64GB DDR3 server memory kit** designed to deliver exceptional reliability, efficiency, and scalability for demanding workloads in data centers, cloud infrastructure, and mission-critical server environments. Engineered with precision for compatibility with a wide range of **Intel Xeon and AMD Opteron** processors, this kit features **2x 32GB (2Rx4) DDR3 registered (RDIMM) ECC memory modules**, each operating at **1333MHz** for optimal throughput and low-latency performance. The **CL9 CAS latency** strikes a balance between speed and stability, ensuring smooth operation in high-frequency data processing tasks such as virtualization, database management, and high-performance computing (HPC). As a **registered (REG) module**, it is specifically optimized for multi-socket server systems, where strict timing control and signal integrity are essential to prevent data corruption and maintain system stability across multiple memory channels.

Built with **low-power, high-density DDR3 SDRAM chips**, this kit maximizes memory capacity without compromising energy efficiency, making it an ideal choice for servers requiring substantial RAM for multitasking, large-scale applications, or memory-intensive operations like video rendering, AI training, or enterprise-level ERP systems. The **ECC (Error-Correcting Code) functionality** provides an added layer of protection against data corruption caused by hardware failures, ensuring data integrity in fault-tolerant environments where uptime is critical. Each module is rigorously tested to meet **JEDEC standards**, guaranteeing long-term reliability and compatibility with leading server manufacturers, including Dell PowerEdge, HP ProLiant, and Lenovo ThinkServer platforms.

The **2Rx4 configuration** allows for seamless integration into dual-channel memory architectures, enhancing bandwidth and reducing memory bottlenecks in CPU-intensive workloads. Whether deployed in a **2U rack server, blade system, or high-density compute node**, this kit ensures consistent performance under heavy loads while minimizing power consumption and heat generation. For IT administrators and system integrators, the **WinTec 3RSH13339R5H-16GK** represents a cost-effective yet robust solution for upgrading legacy servers or building future-proof infrastructure capable of handling the most demanding computational challenges. Its combination of **high capacity, error correction, and enterprise-grade reliability** makes it a trusted choice for organizations prioritizing performance, durability, and scalability in their server deployments.

### **Pros and Cons of buying a Wintec 3RSH13339R5H-16GK (64GB DDR3 ECC Reg RAM Kit)**

1. **High Capacity and Performance** The 64GB configuration provides substantial memory for demanding workloads such as virtualization, database management, or high-end server applications. DDR3-1333MHz offers a balance between speed and power efficiency compared to faster but more power-hungry DDR3 variants.

2. **Error-Correcting Code (ECC) Support** ECC memory is essential for data integrity in server environments, reducing the risk of crashes caused by memory errors. This makes it ideal for mission-critical applications where uptime and reliability are paramount.

3. **Registered (Buffered) Memory** The registered (RDRAM) design helps manage signal integrity over longer memory buses, reducing electromagnetic interference and improving stability in multi-socket systems. This is particularly useful in enterprise-grade servers with multiple CPU slots.

4. **Compatibility with Older Server Platforms** DDR3-1333MHz is a mature standard, meaning it is widely supported in older but still functional server hardware. This can be advantageous if upgrading an existing system or working within a budget-conscious environment.

5. **Cost-Effective for High Memory Needs** While not the fastest DDR3 option, the 1333MHz speed is sufficient for many server workloads without requiring the higher power draw of faster kits. This can make it a cost-effective solution for users who prioritize capacity over raw speed.

6. **Reliability in Long-Running Systems** ECC and registered memory are designed for durability, making this kit suitable for 24/7 operations where memory failures could lead to significant downtime or data corruption.

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1. **Outdated Technology** DDR3 is several generations behind modern memory standards like DDR4 and DDR5. This means the kit may not be future-proof, and upgrading to newer platforms will require replacing the entire memory subsystem. Performance per watt and bandwidth are also inferior compared to newer technologies.

2. **Limited Availability and Support** As DDR3 hardware ages, finding compatible motherboards, CPUs, or server chassis may become increasingly difficult. Manufacturers are phasing out support for older standards, which could complicate repairs or expansions.

3. **Power and Heat Considerations** Registered memory draws more power than unbuffered (UDIMM) kits, which can contribute to higher operational costs in data centers. Additionally, the heat generated may require adequate cooling in densely populated server racks.

4. **Lower Bandwidth and Latency** DDR3-1333MHz has a maximum bandwidth of 21.3 GB/s per module (for a 4GB module), which is significantly lower than modern DDR4/DDR5 kits. This can become a bottleneck in memory-intensive applications, such as large-scale virtualization or high-performance computing.

5. **Higher Cost per GB Over Newer Kits** While 64GB of DDR3 ECC may seem affordable, when compared to the cost of equivalent capacity in DDR4 or DDR5, the price per gigabyte is often higher due to the lack of economies of scale in production.

6. **Limited Upgrade Path** If the server platform supports only DDR3, upgrading to a newer CPU or motherboard will likely require replacing the entire memory kit, as DDR3 and DDR4/DDR5 are not backward-compatible.

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The Wintec 3RSH13339R5H-16GK (64GB DDR3 ECC Reg) is a solid choice for users operating in legacy server environments where DDR3 is still the supported standard. Its ECC and registered design ensure reliability for critical workloads, and the 64GB capacity provides ample memory for many enterprise applications. However, the kit s outdated technology means it is not ideal for long-term use or modern workloads that benefit from higher bandwidth and lower latency.

If the server platform is already DDR3-only and the workloads are not memory-bound, this kit offers a practical balance of cost and performance. For new deployments or future-proofing, investing in DDR4 or DDR5 ECC memory would be a better long-term solution, despite the higher upfront cost.

- **Buy if:** You are maintaining or upgrading an existing DDR3 server platform, the workloads are not heavily memory-intensive, and reliability (via ECC) is a priority. The 64GB capacity is sufficient for moderate virtualization, database servers, or legacy applications.

- **Avoid if:** You are planning to upgrade to a newer CPU or motherboard in the near future, or if the workloads require higher memory bandwidth (e.g., large-scale virtualization, AI/ML, or high-performance computing). In such cases, prioritize DDR4 or DDR5 ECC memory for better scalability and efficiency.

- **Alternative Consideration:** If possible, explore DDR4 ECC registered kits (e.g., 1600MHz or 2400MHz) for better long-term compatibility, even if the initial server platform supports DDR3. This ensures flexibility for future hardware upgrades.

Details:

Buyer pays for return shipping, unless item is defective. /Specifications Tested, works just fine. If you do not see an accessory in the pictures and it is specifically listed as included condition or listing.

part #: 3rsh13339r5h16gk prices

• $25.99-$75.95

specifications servermemor:

• brand: Wintec
• mpn: 3rsh13339r5h-16gk
• total capacity: 64 Gb
• capacity per module: 16 Gb
• item length: 5.3
• memory features: Ecc Memory, Registered
• form factor: Rdimm
• type: Ddr3 Sdram
• unit type: Unit
• number of pins: 240
• bus speed: Pc3-10600r
• country of origin: China

payments servermemor:

• credit card: Discover
• wallet: Google-pay
• other

returns servermemor:

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

seller servermemor:

• city: Ramsey, Illinois
• # reviews: 1139
• rating: 99.7%

shipping servermemor:

• class: Standard, Expedited, Economy
• transit: 4-8 Days
• cost: $10.15
• type: Calculated
• service: USPS Ground Advantage, USPS Priority Mail, FedEx Ground Economy, FedEx Ground / FedEx Home Delivery
• carrier: USPS, FedEx

offer servermemor:

• started: March 19, 2026
• options: Ship-to-home
• availability: In Stock
• best offers: True
• quantity: 1
• sold: 0

general servermemor:

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

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