WINTEC WD2RE94GX436-667G-PFI-CTX Server Memory Ram WD2RE04GX436-667G-PFI-CTX 4GB DDR2 667MHZ

( Brand: Wintec ), ( Manufacturer Part Number: WD2RE04GX436-667G-PFI-CTX ), ( Type: Ecc Ram ), ( Total Capacity: 16gb ), ( Unit Type: Unit ), ( Capacity Per Module: 4 Gb ), ( Number Of Pins: 240 ), ( Bus Speed: Pc2-5300 ), ( Memory Features: Ecc Memory )

Review WINTEC Lot Of 4gb 667mhz

The **WinTec WD2RE04GX436-667G-PFI-CTX** and **WD2RE94GX436-667G-PFI-CTX** are high-performance, low-latency DDR2 memory modules designed for demanding computing environments, particularly in enterprise-grade servers, workstations, and specialized industrial applications. These **4GB (4x1GB) DDR2 SDRAM modules** operate at a robust **667MHz (PC2-5300) clock speed**, delivering sustained data transfer rates of up to **5.33 GB/s per module**, ensuring rapid processing and minimal bottlenecks in memory-intensive tasks. Engineered with **registered (buffered) ECC (Error-Correcting Code) memory technology**, these modules provide enhanced reliability by detecting and automatically correcting single-bit errors, making them ideal for mission-critical systems where data integrity is paramount. The **fully buffered interface (FB-DIMM)** architecture further optimizes performance in multi-channel server configurations, reducing memory controller load and improving scalability in high-end server setups.

Constructed with **industrial-grade components**, these modules feature a **low-profile (LP) design** with a **CTX (CT) connector type**, ensuring compatibility with a wide range of server motherboards, including those from Dell PowerEdge, HP ProLiant, IBM xSeries, and other enterprise-grade platforms. The **unbuffered variant (WD2RE04GX436-667G-PFI-CTX)** is optimized for workstations and non-server applications where ECC is not required, while the **buffered ECC variant (WD2RE94GX436-667G-PFI-CTX)** is specifically engineered for servers and storage systems where data protection and fault tolerance are critical. Both modules adhere to strict **JEDEC standards**, ensuring backward compatibility with existing hardware while maintaining peak performance under sustained workloads.

Beyond their technical specifications, these memory modules are built to withstand rigorous operational conditions, making them suitable for **24/7 server deployments, data centers, and industrial automation systems**. The **low-power consumption** and **efficient heat dissipation** of the DDR2 architecture, combined with the robust buffering, contribute to extended component lifespan and reduced system downtime. Whether deployed in a **Dell PowerEdge R730, HP ProLiant DL380, or IBM x3650**, these modules deliver a seamless blend of speed, reliability, and scalability, ensuring optimal performance for enterprise-level applications such as virtualization, database management, and high-performance computing. For organizations prioritizing both performance and data integrity, the **WinTec WD2RE04GX436-667G-PFI-CTX** and **WD2RE94GX436-667G-PFI-CTX** represent a dependable choice for upgrading or expanding memory infrastructure.

### **Pros and Cons of buying a Wintec WD2RE04GX436-667G-PFI-CTX (4GB DDR2 667MHz) RAM Module**

1. **Compatibility with Older Systems** DDR2 RAM is designed for older motherboards (typically Intel P35/P965, AMD AM2/AM2 /AM3, or early Core 2/AMD Phenom platforms). If you re upgrading an older PC, this is a cost-effective solution.

2. **Affordable Price** Compared to newer DDR3/DDR4 modules, DDR2 is significantly cheaper, making it a budget-friendly option for basic computing tasks.

3. **Sufficient for Basic Tasks** 4GB is adequate for light use such as web browsing, office applications, and entry-level gaming (if paired with a capable CPU and GPU).

4. **Low Power Consumption** DDR2 modules consume less power than newer generations, which can be beneficial for older power supplies or energy efficiency in low-power systems.

5. **Easy to Install** DDR2 slots are straightforward to identify and install, with minimal risk of damage compared to more delicate DDR3/DDR4 modules.

6. **Good for Legacy Systems** If you re maintaining an older PC for compatibility with legacy software or hardware, this RAM ensures smooth operation.

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1. **Outdated Technology** DDR2 is nearly obsolete, meaning no new motherboards support it. If you plan to upgrade your system in the future, you ll need to replace both the RAM and motherboard.

2. **Limited Performance** DDR2 operates at 667MHz, which is slower than modern DDR3/DDR4 standards (even low-end DDR3 runs at 1066MHz or higher). This can lead to bottlenecks in CPU-bound tasks.

3. **No Future-Proofing** Newer operating systems (Windows 11, modern Linux distributions) may not optimize well for DDR2, and some software may require more RAM than 4GB can provide efficiently.

4. **Higher Latency** DDR2 has higher CAS latency (typically CL5 or CL6) compared to newer DDR3/DDR4, which can impact responsiveness in demanding applications.

5. **Harder to Find** Due to obsolescence, stock may be limited, and prices could fluctuate unpredictably. Some sellers may charge premiums for older parts.

6. **Incompatibility with Newer CPUs/GPUs** High-end GPUs (especially NVIDIA/AMD mid-to-high-end models) and modern CPUs (Intel 10th gen , AMD Ryzen) require DDR3/DDR4, making this RAM irrelevant for modern builds.

7. **No Error-Correcting Code (ECC) Support** Most DDR2 modules lack ECC, which is useful for servers or high-reliability workstations. If you need ECC, you ll have to look elsewhere.

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- **Legacy system upgrades** where DDR2 is the only supported RAM type.

- **Budget-friendly basic computing** where performance isn t a priority.

- **Temporary use** (e.g., testing an old PC before decommissioning it).

However, for **any modern use case** gaming, content creation, office work with multiple applications, or future-proofing **DDR2 is outdated and impractical**. Newer DDR3/DDR4 modules (even low-end ones) will offer **better performance, compatibility, and longevity** for a similar or slightly higher cost.

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- **If you re working with an older system that only supports DDR2**, this module is a **viable, low-cost solution** to keep your PC functional.

- **DDR3 (1333MHz/1600MHz)** for mid-range builds (e.g., Intel LGA775/LGA1156, AMD AM3).

- **DDR4 (2133MHz/2400MHz)** for newer systems (Intel LGA1150 , AMD AM4, etc.).

- **DDR5 (4800MHz )** for the latest platforms (Intel 12th gen , AMD Ryzen 5000 ).

For **4GB of RAM in a modern setup**, even a **used or refurbished DDR3 module** would be a better long-term investment. If you re on a tight budget, consider **adding more RAM later** (e.g., upgrading to 8GB DDR3/DDR4) rather than sticking with DDR2.

Details:

The product is a lot of 4 Wintec WD2RE94GX436-667G-PFI-CTX 4GB DDR2 RAM modules, with total capacity 16GB and bus speed PC2-5300 DDR2-667. Each module has a capacity of 4GB and they are ECC RAM modules, designed for server use. This RAM is ideal for increasing the memory capacity and performance of servers in a networked environment. They have 240 pins and are suitable for enterprise networking server applications.

part #: wd2re94gx436-667g-pfi-ctx prices

• $14.99-$99.00

specifications servermemor:

• brand: Wintec
• mpn: Wd2re04gx436-667g-pfi-ctx
• type: Ecc Ram
• total capacity: 16gb
• unit type: Unit
• capacity per module: 4 Gb
• number of pins: 240
• bus speed: Pc2-5300
• memory features: Ecc Memory

payments servermemor:

• other
• wallet: Paypal
• credit card: Discover

seller servermemor:

• city: Eastland, Texas
• # reviews: 666
• rating: 98.9%

offer servermemor:

• availability: In Stock
• quantity: 1
• started: March 6, 2026
• options: Ship-to-home
• sold: 0

shipping servermemor:

• transit: 6-12 Days
• cost: $4.00
• service: USPS Ground Advantage
• class: Standard
• type: Fixed
• carrier: USPS

returns servermemor:

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

general servermemor:

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

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