M-5Y71 vs i5-2540M

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Aggregate performance score

Core i5-2540M
2011
2 cores / 4 threads, 35 Watt
1.49
+16.4%
Core M-5Y71
2014
2 cores / 4 threads, 4 Watt
1.28

Core i5-2540M outperforms Core M-5Y71 by a moderate 16% based on our aggregate benchmark results.

Primary details

Comparing Core i5-2540M and Core M-5Y71 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking21602290
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core i5Intel Core M
Power efficiency4.0324.23
Architecture codenameSandy Bridge (2011−2013)Broadwell-Y (2014)
Release date1 February 2011 (13 years ago)27 October 2014 (10 years ago)
Launch price (MSRP)$266$281

Detailed specifications

Core i5-2540M and Core M-5Y71 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores2 (Dual-core)2 (Dual-core)
Threads44
Base clock speed2.6 GHz1.2 GHz
Boost clock speed3.3 GHz2.9 GHz
Bus typeDMI 2.0DMI 2.0
Bus rate4 × 5 GT/sno data
Multiplier2612
L1 cache128 KB64K (per core)
L2 cache512 KB256K (per core)
L3 cache3 MB (shared)4 MB (shared)
Chip lithography32 nm14 nm
Die size149 mm250 mm2
Maximum core temperature100 °C95 °C
Number of transistors624 million1300 Million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core i5-2540M and Core M-5Y71 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration1 (Uniprocessor)1
SocketFCBGA1023,PPGA988FCBGA1234
Power consumption (TDP)35 Watt4.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-2540M and Core M-5Y71. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVXIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
FMA+-
AVX++
vPro++
Enhanced SpeedStep (EIST)++
My WiFi+no data
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX-+
Idle States++
Thermal Monitoring++
Flex Memory Access++
SIPP-+
Smart Responseno data+
Demand Based Switching-no data
FDI++
Fast Memory Access++

Security technologies

Core i5-2540M and Core M-5Y71 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Keyno data+
Identity Protection++
OS Guardno data+
Anti-Theft+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-2540M and Core M-5Y71 are enumerated here.

AMD-V++
VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-2540M and Core M-5Y71. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory size16 GB16 GB
Max memory channels22
Maximum memory bandwidth21.335 GB/s25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 3000Intel HD Graphics 5300
Max video memoryno data16 GB
Quick Sync Video++
Clear Video HD++
Graphics max frequency1.3 GHz900 MHz
InTru 3D++

Graphics interfaces

Available interfaces and connections of Core i5-2540M and Core M-5Y71 integrated GPUs.

Number of displays supported23
eDP++
DisplayPort++
HDMI++
SDVO+no data
CRT+no data

Graphics image quality

Maximum display resolutions supported by Core i5-2540M and Core M-5Y71 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data2560x1600@60Hz
Max resolution over DisplayPortno data2560x1600@60Hz

Graphics API support

APIs supported by Core i5-2540M and Core M-5Y71 integrated GPUs, sometimes API versions are included.

DirectXno data11.2/12
OpenGLno data4.3

Peripherals

Specifications and connection of peripherals supported by Core i5-2540M and Core M-5Y71.

PCIe version2.02.0
PCI Express lanes1612

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i5-2540M 1.49
+16.4%
M-5Y71 1.28

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i5-2540M 2367
+16.2%
M-5Y71 2037

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

i5-2540M 4171
+10.4%
M-5Y71 3778

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

i5-2540M 9109
+39.8%
M-5Y71 6518

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

i5-2540M 3682
+47.1%
M-5Y71 2503

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

i5-2540M 17.23
+3.4%
M-5Y71 17.81

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

i5-2540M 3
+41.6%
M-5Y71 2

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

i5-2540M 1.28
+12.3%
M-5Y71 1.14

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

i5-2540M 1.5
M-5Y71 1.5

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

i5-2540M 2229
M-5Y71 2376
+6.6%

Gaming performance

Pros & cons summary


Performance score 1.49 1.28
Integrated graphics card 0.66 1.04
Recency 1 February 2011 27 October 2014
Chip lithography 32 nm 14 nm
Power consumption (TDP) 35 Watt 4 Watt

i5-2540M has a 16.4% higher aggregate performance score.

M-5Y71, on the other hand, has 57.6% faster integrated GPU, an age advantage of 3 years, a 128.6% more advanced lithography process, and 775% lower power consumption.

The Core i5-2540M is our recommended choice as it beats the Core M-5Y71 in performance tests.


Should you still have questions on choice between Core i5-2540M and Core M-5Y71, ask them in Comments section, and we shall answer.

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Intel Core i5-2540M
Core i5-2540M
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Community ratings

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Questions & comments

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