1. Server Memory (ram) Components For Sale
  2. sku: 12244459055802861
  3. SUN 7358668

SUN 7358668 Memory PC4-21300V DDR4-2666 1RX4

Pc4-21300v Sun 7358668 16gb Ddr4-2666 1rx4 Memory

( Brand: Sun ), ( Manufacturer Part Number: 7358668 ), ( Type: Enterprise )

Review SUN 16gb Ddr4-2666 1rx4 Memory

The **Sun 7358668 PC4-21300V DDR4-2666 1Rx4 Memory Module** is a high-performance, enterprise-grade memory solution engineered for demanding server and workstation environments where reliability, speed, and scalability are paramount. Designed to meet the stringent requirements of modern data centers and high-end computing applications, this **1-rank (1Rx4) DDR4 module** delivers exceptional performance with a **2666 MHz (PC4-21300) data transfer rate**, ensuring seamless multitasking, rapid data processing, and efficient handling of memory-intensive workloads. Built with **low-power, high-density ECC (Error-Correcting Code) memory chips**, this module provides robust error detection and correction capabilities, minimizing data corruption risks in mission-critical systems. The **registered (RDIMM) architecture** ensures stable operation in multi-socket server configurations, reducing voltage fluctuations and improving overall system stability, particularly in high-channel-count setups. Ideal for **Oracle Sun servers, SPARC-based systems, and other enterprise-grade platforms**, this memory module adheres to strict industry standards for compatibility and performance, making it a dependable choice for businesses requiring fault tolerance, high availability, and sustained peak performance. Whether deployed in virtualization environments, database servers, or high-performance computing clusters, the Sun 7358668 module ensures consistent and predictable memory performance, helping to future-proof infrastructure against evolving computational demands.

### **Pros and Cons of buying a Sun 7358668 PC4-21300V DDR4-2666 1Rx4 Memory**

#### **Pros:**

1. **Compatibility with Enterprise and Server Systems** This module is designed for use in Sun/Oracle servers, including SPARC-based systems, which means it is optimized for high-performance computing environments. It is a registered memory module (RMM), ensuring stability and reliability in enterprise-grade hardware.

2. **High-Speed Performance** The module operates at **2666 MT/s (DDR4-2666)**, which is faster than standard DDR4-2133 modules, providing better throughput for memory-intensive workloads like virtualization, databases, and server applications.

3. **Low Latency** DDR4-2666 modules typically have lower latency compared to older DDR3 or slower DDR4 variants, improving system responsiveness in server workloads.

4. **Error Correction (ECC Support)** This is an **ECC (Error-Correcting Code) module**, meaning it detects and corrects single-bit errors, which is crucial for data integrity in enterprise environments where reliability is non-negotiable.

5. **Registered (Buffered) Design** The **1Rx4 (1-rank, 4GB) registered design** helps reduce bus contention on the memory controller, improving stability in multi-socket systems where multiple memory channels are active.

6. **Long-Term Availability** Since this is a legacy Sun/Oracle part, it may still be available through authorized resellers or refurbished channels, making it a viable option for maintaining older server hardware.

7. **Cost-Effective for Legacy Systems** If you have an older Sun/Oracle SPARC server that requires DDR4-2666 memory, this module may be more affordable than newer, proprietary alternatives.

---

#### **Cons:**

1. **Limited Availability** This is a **discontinued part**, meaning it may be harder to find in stock compared to newer, more common DDR4 modules. Prices could be inflated due to scarcity.

2. **Compatibility Issues with Non-Sun Systems** While it may work in some generic server motherboards, it is **not guaranteed to be compatible** with non-Sun/Oracle hardware. Always verify compatibility with your specific system.

3. **No Future-Proofing** Since this is an older DDR4 module, it will not be supported in newer CPUs or motherboards that may require DDR4-3200 or DDR5 in the future.

4. **Potential for Higher Costs** Due to its specialized nature, this module may be **more expensive per GB** than standard consumer-grade DDR4 memory.

5. **No Official Warranty (If Purchased Used/Refurbished)** If buying from a third-party seller, you may not receive an official warranty, increasing the risk of failure without support.

6. **Single-Rank (1Rx4) Limitation** Being a **single-rank module**, it may not fully utilize all memory channels in some multi-socket systems, potentially limiting performance scaling in certain configurations.

7. **No Overclocking Potential** Unlike consumer memory, this is a **server-grade module** and does not support overclocking, meaning you won t see any performance gains beyond its rated speed.

---

### **Conclusion:**

The **Sun 7358668 DDR4-2666 1Rx4 ECC Registered Memory** is a **solid choice for maintaining or upgrading older Sun/Oracle SPARC servers** where compatibility and reliability are critical. It offers **better performance than older DDR3 modules** and ensures data integrity with ECC. However, its **limited availability, lack of future compatibility, and potential higher cost** make it less ideal for general-purpose or new server builds.

If you **absolutely need this module for a Sun/Oracle system**, it is a worthwhile investment. However, if you are considering a **new server build or a non-Sun platform**, you may want to explore **newer, more widely available DDR4 or DDR5 alternatives** that offer better long-term support and flexibility.

### **Recommendation:**

- **Buy if:** You have a **Sun/Oracle SPARC server** that requires this exact module, and you need reliable, high-speed memory for enterprise workloads.

- **Avoid if:** You are looking for **general-purpose server memory, newer systems, or cost-effective consumer-grade options**.

- **Alternative Consideration:** If possible, check for **compatible but newer Sun/Oracle DDR4 modules** (e.g., DDR4-2400 or DDR4-3200) that may still be available. If upgrading to a newer platform, consider **DDR4-3200 or DDR5 memory** for better future-proofing.

Always **verify compatibility** with your specific server model before purchasing.

Details:

Ships: Today. Shipping Details. Our Platforms. Quantity Available: 20.

Condition: Refurbished. Global shipping available to most locations. Sun 7358668 16GB PC4-21300V DDR4-2666 1RX4 Memory: Manufacturer: SUN. On the image below to get zoomed view of Item.

Rhino stocks just about all things HP, Nimble, IBM, Dell, Sun, Cisco, Super Micro and Juniper, both new refurbished. Part number: 7358668.

part #: 7358668 price

  • $119.95

specifications servermemor:

  • brand: Sun
  • mpn: 7358668
  • type: Enterprise

shipping servermemor:

  • class: Standard, One-day, Expedited
  • transit: 2-5 Days
  • service: UPS Ground, UPS Next Day Air Saver, UPS 2nd Day Air
  • type: Calculated
  • cost: $0.00
  • carrier: UPS

offer servermemor:

  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • best offers: True
  • started: March 5, 2026

seller servermemor:

  • # reviews: 10543
  • city: Eden Prairie, Minnesota
  • rating: 99.8%

payments servermemor:

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

general servermemor:

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

returns servermemor:

  • method: Money back
  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted
type: enterprise,
category: computers > enterprise networking, servers > server components > server memory ram, sku: 12244459055802861,
Sun 7358668 Is Similar To:
servermemor logo
2 offers $119.95–$119.95 USD
  • Used. Offer #1 priced at $119.95 + $0.00 shipping estimate = $119.95* total. Eden Prairie, MN. Core 4 Solutions, Inc.FREE SHIPPING
  • Used. Offer #2 priced at $119.95 + $0.00 shipping estimate = $119.95* total. Manufacturer : SUN Part number : .FREE SHIPPING

Copyright © servermemor.com