INTEL

Intel Atom E640T

Intel processor specifications and benchmark scores

1
Cores
2
Threads
GHz Boost
3W
TDP
🖥️Integrated GPU

Intel Atom E640T Specifications

⚙️

Atom E640T Core Configuration

Processing cores and threading

The Intel Atom E640T 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 E640T Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Atom E640T 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 E640T by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
1000 GHz
Boost Clock
N/A
Multiplier
10x
💾

Intel's Atom E640T Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Atom E640T 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 E640T'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)
🏗️

Atom Architecture & Process

Manufacturing and design details

The Intel Atom E640T 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 E640T incorporate advanced branch prediction and out-of-order execution for optimal performance.

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

Atom Instruction Set Features

Supported CPU instructions and extensions

The Atom E640T 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
🔌

Atom E640T Power & Thermal

TDP and power specifications

The Intel Atom E640T has a TDP (Thermal Design Power) of 3W, 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
3W
🔧

Intel BGA 676 Platform & Socket

Compatibility information

The Atom E640T uses the Intel BGA 676 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 676
Package
FC-BGA12F
DDR5

Intel BGA 676 Memory Support

RAM compatibility and speeds

Memory support specifications for the Atom E640T 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 E640T 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 E640T Integrated Graphics

Built-in GPU specifications

The Intel Atom E640T 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 E640T 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
On certain motherboards (Chipset feature)
Graphics Model
On certain motherboards (Chipset feature)
📦

Atom E640T Product Information

Release and pricing details

The Intel Atom E640T 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 E640T by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Sep 2010
Market
Mobile
Status
End-of-life
Part Number
SLH5M

Atom E640T Benchmark Scores

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No benchmark data available for this CPU.

About Intel Atom E640T

The Intel Atom E640T, part of Intel’s Tunnel Creek generation, is a single-core processor with two threads, leveraging Hyper-Threading technology to balance multitasking efficiency within its constrained design. With a base clock speed of 1.00 GHz and no stated boost frequency, the E640T prioritizes stability over raw performance, making it suitable for lightweight computational tasks. Its 3W TDP underscores its energy efficiency, a critical factor for embedded systems and low-power applications where thermal management is paramount. The 45nm manufacturing process, while dated by modern standards, contributed to its compact form factor and reduced power consumption. The Atom E640T’s lack of L3 cache and modest L2 cache (likely 512KB typical for its class) limits its ability to handle data-intensive workloads, but its architecture remains optimized for deterministic performance in controlled environments. Despite its single-core design, the E640T’s thread-level parallelism allows it to manage basic concurrency demands, such as real-time data processing in compact industrial devices.

Released in 2010, the E640T’s specifications position it as a relic in today’s high-performance computing landscape but highlight its relevance in legacy embedded systems. Its single-core architecture, while insufficient for modern multitasking scenarios, ensures predictable latency critical for automation and control applications. The processor’s energy efficiency, combined with its BGA 676 packaging, made it ideal for compact, fanless devices like digital signage controllers or industrial IoT gateways. However, the absence of L3 cache and limited cache hierarchy can lead to latency bottlenecks during complex operations, favoring simplicity over scalability. Intel’s design choices for the Atom E640T reflect a trade-off between power savings and performance, catering to markets prioritizing reliability over raw computational throughput. As technology advanced, the Atom E640T’s role diminished, yet it remains a testament to Intel’s early efforts in balancing low power consumption with functional processing for niche applications.

The AMD Equivalent of Atom E640T

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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