INTEL

Intel Atom E665C

Intel processor specifications and benchmark scores

1
Cores
2
Threads
GHz Boost
4W
TDP
🖥️Integrated GPU

Intel Atom E665C Specifications

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Atom E665C Core Configuration

Processing cores and threading

The Intel Atom E665C features 1 physical cores and 2 threads, which directly impacts multi-threaded performance in CPU benchmarks. More cores allow the processor to handle parallel workloads efficiently, improving performance in video editing, 3D rendering, and multitasking scenarios. Thread count determines how many simultaneous tasks the CPU can process, with higher thread counts benefiting productivity applications and content creation workflows.

Cores
1
Threads
2
SMP CPUs
1
⏱️

Atom E665C Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Atom E665C benchmark performance, measured in GHz. The base clock represents the guaranteed operating frequency, while the boost clock indicates maximum single-core performance under optimal conditions. Higher clock speeds translate to faster single-threaded performance, which is essential for gaming and applications that don't fully utilize multiple cores. The Atom E665C by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
1300 GHz
Boost Clock
N/A
Multiplier
13x
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Intel's Atom E665C Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Atom E665C processor die. L1 cache provides the fastest access for frequently used data, while L2 and L3 caches offer progressively larger storage with slightly higher latency. Larger cache sizes significantly improve CPU benchmark scores by reducing memory access times. The Atom E665C's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
64 KB (per core)
L2 Cache
512 KB (per core)
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Atom Architecture & Process

Manufacturing and design details

The Intel Atom E665C is built on Intel's 45 nm manufacturing process, which determines power efficiency and thermal characteristics. Smaller process nodes allow for more transistors in the same space, enabling higher performance per watt. The architecture defines how the processor handles instructions and manages data flow, directly impacting benchmark results across different workload types. Modern CPU architectures like the one in Atom E665C incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Atom
Codename
Stellarton
Process Node
45 nm
Foundry
Intel
Transistors
47 million
Die Size
26 mm²
Generation
Atom (Stellarton)
🔢

Atom Instruction Set Features

Supported CPU instructions and extensions

The Atom E665C by Intel supports various instruction set extensions that enable optimized performance for specific workloads. SIMD instructions like SSE and AVX accelerate multimedia, scientific computing, and AI workloads by processing multiple data points simultaneously. Features like AES-NI provide hardware-accelerated encryption, while AVX-512 (if supported) enables advanced vector processing for data centers and high-performance computing. These instruction sets are critical for software compatibility and performance in modern applications.

MMX
SSE
SSE2
SSE3
SSSE3
Intel 64
VT-x
AES-NI
🔌

Atom E665C Power & Thermal

TDP and power specifications

The Intel Atom E665C has a TDP (Thermal Design Power) of 4W, indicating the cooling solution required for sustained operation. TDP affects both system power consumption and the type of cooler needed. Lower TDP processors are ideal for compact builds and laptops, while higher TDP chips typically offer better sustained performance in demanding CPU benchmarks. Understanding power requirements helps ensure your system can deliver consistent performance without thermal throttling.

TDP
4W
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Intel BGA 1466 Platform & Socket

Compatibility information

The Atom E665C uses the Intel BGA 1466 socket, which determines motherboard compatibility. Choosing the right platform is essential for building a system around this processor. The socket type also influences available features like PCIe lanes, memory support, and upgrade paths. When comparing CPU benchmarks, ensure you're looking at processors compatible with your existing or planned motherboard to make informed purchasing decisions.

Socket
Intel BGA 1466
Package
FC-BGA12F
DDR5

Intel BGA 1466 Memory Support

RAM compatibility and speeds

Memory support specifications for the Atom E665C define which RAM types and speeds are compatible. Faster memory can significantly improve CPU benchmark performance, especially in memory-intensive applications and gaming. The memory controller integrated into the Atom E665C determines maximum supported speeds and channels. Dual-channel or quad-channel memory configurations can double or quadruple memory bandwidth, providing noticeable performance gains in content creation and scientific workloads.

Memory Type
DDR2
🖥️

Intel's Atom E665C Integrated Graphics

Built-in GPU specifications

The Intel Atom E665C includes integrated graphics, eliminating the need for a dedicated GPU in basic computing scenarios. Integrated graphics are ideal for office productivity, video playback, and light gaming. While not designed for demanding GPU benchmarks, the iGPU in the Atom E665C provides hardware video encoding and decoding capabilities. This makes the processor suitable for compact builds, HTPCs, and systems where power efficiency is prioritized over gaming performance.

iGPU
GMA 600
Graphics Model
GMA 600
📦

Atom E665C Product Information

Release and pricing details

The Intel Atom E665C is manufactured by Intel and represents their commitment to delivering competitive CPU performance. Understanding the release date and pricing helps contextualize benchmark comparisons with other processors from the same generation. Launch pricing provides a baseline for evaluating value, though street prices often differ. Whether you're building a new system or upgrading, the Atom E665C by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Nov 2010
Market
Mobile
Status
End-of-life
Part Number
SLH9X

Atom E665C Benchmark Scores

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No benchmark data available for this CPU.

About Intel Atom E665C

The Intel Atom E665C processor, a single-core marvel from Intel's Atom line, is designed with embedded applications and low-power environments in mind. Despite its modest clock speed of 1.3 GHz, the E665C offers reliable performance for basic computing tasks, including lightweight web browsing, document editing, and simple control systems. Its low TDP of 4W ensures minimal power consumption, making it ideal for environments where energy efficiency is paramount. The processor's 45 nm process technology contributes to its cost-effective nature, providing a balanced approach between performance and power consumption. Although it lacks multiple cores, the Intel Atom E665C can handle multiple threads efficiently for streaming and multitasking with minimal lag. Compatibility with Intel BGA 1466 socket allows it to be integrated into a broad range of embedded and industrial systems seamlessly. In terms of real-world performance, the Intel Atom E665C is best suited for basic, dedicated tasks rather than high-performance computing. Expect this chip to excel in scenarios like digital signage, industrial automation, and network appliances, where stability and power efficiency are critical. Productivity benchmarks on this processor generally reflect its low-power design, with benchmarks skewing towards basic ISV applications and lightweight workloads. Its single-threaded performance is adequate for many embedded applications, but it may struggle under demanding multitasking conditions. For users requiring sustained, high-intensity computational power, the E665C is not recommended, yet it offers excellent performance within its niche. The lack of benchmark data indicates that its focus is more on reliability and efficiency than raw number-crunching speed. Cost effectiveness is one of the key strengths of the Intel Atom E665C, offering a low-cost solution with reliable, predictable performance. Its 45 nm process and minimal power draw reduce overall system costs, including cooling and power supply requirements. The processor's straightforward architecture means lower manufacturing costs and easier integration into various embedded systems. Although it may not keep pace with more modern multi-core CPUs, for its targeted applications, the Atom E665C delivers compelling value. Maintenance and long-term support are simplified due to its established manufacturing process and broad compatibility. For budget-conscious projects, especially in industrial or embedded setups, this processor provides a predictable, cost-efficient performance baseline. When considering compatibility, the Intel Atom E665C is designed primarily for embedded applications with its Intel BGA 1466 socket. It supports a range of embedded and low-power hardware platforms, making it flexible for industrial use cases. System builders should verify compatibility with existing motherboards and power supplies due to its specific socket and power specifications. The processor's 45 nm manufacturing process helps ensure mature stability and longevity in operational environments. While lacking advanced features seen in modern CPUs, it remains a reliable choice for specialized, dedicated systems. To maximize efficiency and stability, selecting compatible chipsets and thermal solutions aligned with the Atom E665C's low power and thermal profile is essential. Overall, the Intel Atom E665C continues to be a practical choice for embedded deployments where longevity and cost-efficiency are prioritized over cutting-edge performance.

The AMD Equivalent of Atom E665C

Looking for a similar processor from AMD? The AMD Ryzen 5 1400 offers comparable performance and features in the AMD lineup.

AMD Ryzen 5 1400

AMD • 4 Cores

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