INTEL

Intel Core i5-2540M

Intel processor specifications and benchmark scores

2
Cores
4
Threads
GHz Boost
35W
TDP
🖥️Integrated GPU

Intel Core i5-2540M Specifications

⚙️

Core i5-2540M Core Configuration

Processing cores and threading

The Intel Core i5-2540M features 2 physical cores and 4 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
2
Threads
4
SMP CPUs
1
⏱️

i5-2540M Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Core i5-2540M 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 Core i5-2540M by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2.6 GHz
Boost Clock
N/A
Multiplier
26x
💾

Intel's Core i5-2540M Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the i5-2540M 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 Core i5-2540M'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
256 KB (per core)
L3 Cache
3 MB (shared)
🏗️

Sandy Bridge Architecture & Process

Manufacturing and design details

The Intel Core i5-2540M is built on Intel's 32 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 i5-2540M incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Sandy Bridge
Codename
Sandy Bridge
Process Node
32 nm
Foundry
Intel
Transistors
624 million
Die Size
149 mm²
Generation
Core i5 (Sandy Bridge)
🔢

Sandy Bridge Instruction Set Features

Supported CPU instructions and extensions

The Core i5-2540M 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
SSE4.1
SSE4.2
AVX
AES-NI
Intel 64
VT-x
VT-d
🔌

i5-2540M Power & Thermal

TDP and power specifications

The Intel Core i5-2540M has a TDP (Thermal Design Power) of 35W, 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
35W
🔧

Intel Socket G2 (988B) Platform & Socket

Compatibility information

The Core i5-2540M uses the Intel Socket G2 (988B) 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 Socket G2 (988B)
Package
rPGA
DDR5

Intel Socket G2 (988B) Memory Support

RAM compatibility and speeds

Memory support specifications for the i5-2540M 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 Core i5-2540M 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
DDR3
Memory Bus
Dual-channel
🖥️

Intel's Core i5-2540M Integrated Graphics

Built-in GPU specifications

The Intel Core i5-2540M 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 i5-2540M 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
Intel HD 3000
Graphics Model
Intel HD 3000
📦

Core i5-2540M Product Information

Release and pricing details

The Intel Core i5-2540M 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 Core i5-2540M by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Feb 2011
Market
Mobile
Status
End-of-life
Part Number
SR044SR049

Core i5-2540M Benchmark Scores

cinebench_cinebench_r15_multicoreSource

Cinebench R15 multi-core renders a complex 3D scene using all CPU threads simultaneously. This test reveals how Intel Core i5-2540M performs in parallel rendering workloads like video production and 3D animation. Higher scores mean faster render times in professional applications.

cinebench_cinebench_r15_multicore #1504 of 1788
201
1%
Max: 14,978
Compare with other CPUs

cinebench_cinebench_r20_multicoreSource

Cinebench R20 multi-core uses a scene requiring 4x more computational power than R15. This test better reflects modern CPU capabilities for professional rendering on Intel Core i5-2540M.

cinebench_cinebench_r20_multicore #1505 of 1788
840
1%
Max: 62,412

cinebench_cinebench_r20_singlecoreSource

Cinebench R20 single-core tests one thread against a more demanding scene than R15. This reveals the true single-thread rendering capability of Intel Core i5-2540M.

cinebench_cinebench_r20_singlecore #1506 of 1784
118
1%
Max: 8,811

cinebench_cinebench_r23_multicoreSource

Cinebench R23 multi-core is the current standard for CPU rendering benchmarks with a 10-minute minimum runtime. This extended test reveals sustained performance of Intel Core i5-2540M after thermal limits kick in.

cinebench_cinebench_r23_multicore #1505 of 1788
2,000
1%
Max: 148,601
Compare with other CPUs

🏆 Top 5 Performers

cinebench_cinebench_r23_singlecoreSource

Cinebench R23 single-core measures sustained single-thread performance over 10 minutes. This reveals how Intel Core i5-2540M maintains boost clocks under continuous load.

cinebench_cinebench_r23_singlecore #1504 of 1788
282
1%
Max: 20,979

geekbench_multicoreSource

Geekbench multi-core tests Intel Core i5-2540M across real-world workloads including image processing, machine learning, and data compression. All available threads are utilized to measure parallel performance.

geekbench_multicore #614 of 711
970
4%
Max: 22,515

geekbench_singlecoreSource

Geekbench single-core measures how fast one thread of Intel Core i5-2540M can process tasks like web browsing and document editing. This score correlates with how snappy the system feels during normal use.

geekbench_singlecore #583 of 711
486
14%
Max: 3,401
Compare with other CPUs

About Intel Core i5-2540M

The Intel Core i5-2540M, a dual-core Sandy Bridge chip from early 2011, delivers a functional experience for basic day-to-day tasks. Its 2.6 GHz base clock and Hyper-Threading for four total threads can handle office applications, web browsing with a moderate number of tabs, and 720p video streaming without significant hiccups. However, benchmark scores like its 282-point Cinebench R23 single-core result place this Intel processor firmly in the legacy category, struggling with modern, heavily threaded workloads. For cost effectiveness, this CPU is now essentially a zero-cost component found in used or refurbished business laptops, making it a budget option for minimal computing needs. When evaluating motherboard support, it is locked to the Intel Socket G2 (988B), typically found in laptops from its era, with no upgrade path beyond its generation. This i5 mobile chip, with its 35W TDP, was designed for balance in its time but is now severely outclassed. In summary, this second-generation Core i5 component can serve as a stopgap machine but demands very low performance expectations.

  1. Gaming is severely limited to titles from the early 2010s or very lightweight indie games at low settings, as the integrated Intel HD Graphics 3000 lacks modern API support and horsepower.
  2. Its 3MB shared L3 cache and dual-core architecture create a bottleneck for any modern game engine, resulting in low frame rates and stuttering gameplay.
  3. Pairing this Sandy Bridge CPU with a discrete mobile GPU from its generation could enable playable framerates in contemporary titles, but it remains a fundamentally constrained platform for gaming.

For anyone considering a system built around this processor, it is crucial to view the i5-2540M from Intel as a complete technological period piece. Its 32nm process and benchmark results, such as a 970-point Geekbench multi-core score, are dwarfed by even modern low-power mobile chips. In a data-driven comparison, this specific Intel Core i5 chip offers less than a quarter of the multi-threaded performance of a current-generation budget CPU. Its value lies exclusively in repurposing existing old hardware for undemanding roles like a basic file server or terminal. The platform's age means finding a compatible motherboard with working features like USB 3.0 or SATA 6Gb/s is a challenge, limiting storage and peripheral speed. Ultimately, this CPU model serves as a clear benchmark for how far processor technology has advanced in over a decade, making it unsuitable for any new system purchase.

The AMD Equivalent of Core i5-2540M

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

View Specs Compare

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