Intel Xeon E5-1660 15MB Cache 3.30 GHz 6 Cores 12 Threads Processor

Overview

The Intel BX80621E51660 is a Xeon E5-1660 processor designed for servers and workstations that require reliable and consistent computing power. It features six physical cores and twelve threads enabled by Intel Hyper-Threading, allowing it to handle multiple demanding tasks such as virtual machines, database queries, and rendering simultaneously. With a base clock speed of 3.30 GHz and Turbo Boost up to 3.90 GHz, this processor balances everyday performance with bursts of higher speed when needed.

Equipped with 15 MB of Intel Smart Cache, it keeps frequently accessed data close to the cores to reduce latency and improve responsiveness. The processor supports up to 256 GB of DDR3 memory across four channels, providing ample bandwidth for memory-intensive workloads. Forty PCI Express lanes offer extensive connectivity options for high-speed storage, networking, and graphics expansion.

Key features

• Six cores and twelve threads with Intel Hyper-Threading for efficient multitasking and parallel processing
• Intel Turbo Boost Technology 2.0 dynamically increases clock speeds up to 3.90 GHz to handle peak workloads
• 15 MB Intel Smart Cache reduces data access delays by keeping critical information close to the processor cores
• Support for up to 256 GB DDR3 memory on four channels ensures smooth performance with large datasets and applications
• Forty PCI Express lanes provide high-bandwidth connectivity for multiple GPUs, storage arrays, and network adapters
• Intel Virtualization Technology enables secure and efficient server consolidation by supporting multiple virtual environments
• 130 W thermal design power balances performance with manageable power consumption and cooling requirements

Key specs

• Processor model: Intel Xeon E5-1660
• Cores: 6 physical cores
• Threads: 12 with Hyper-Threading
• Base clock speed: 3.30 GHz
• Turbo Boost speed: up to 3.90 GHz
• Cache: 15 MB Intel Smart Cache
• Memory support: up to 256 GB DDR3 across 4 channels
• PCI Express lanes: 40
• Thermal design power (TDP): 130 W

Connectivity and compatibility

This processor’s 40 PCI Express lanes allow for flexible and high-speed connections to a variety of expansion cards, including multiple GPUs, fast storage solutions, and network interface cards. Its support for large amounts of DDR3 memory across four channels ensures compatibility with high-capacity server and workstation memory configurations, making it suitable for demanding professional environments.

Performance and reliability

With Intel Turbo Boost Technology 2.0, the processor adapts to workload demands by increasing clock speeds on active cores, delivering extra performance when needed without compromising energy efficiency. The large 15 MB cache helps reduce bottlenecks by keeping frequently used data readily accessible. Its 130 W thermal design power is optimized to provide strong performance while maintaining manageable heat output, supporting stable operation in server racks and workstations.

Ideal uses and environments

This Xeon E5-1660 processor is well suited to professional settings such as creative studios, research labs, and growing businesses that require dependable multi-threaded performance. It works well in environments running multiple virtual machines, complex simulations, or large database operations. Its balance of cores, threads, memory support, and PCIe lanes makes it a strong choice for users consolidating servers or building high-performance workstations.