Intel Core i7-2640M vs Core i5-4288U

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Combined performance score

i5-4288U
1.71
+6.2%

Core i5-4288U outperforms Core i7-2640M by 6% in our combined benchmark results.

General info

Comparing Core i5-4288U and Core i7-2640M processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking19121957
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core i5Intel Core i7
Architecture codenameHaswell (2013−2015)Sandy Bridge (2011−2013)
Release date4 June 2013 (10 years old)4 September 2011 (12 years old)
Launch price (MSRP)$342$346
Current price$518 (1.5x MSRP)$114 (0.3x MSRP)

Technical specs

Core i5-4288U and Core i7-2640M 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 GHz2.8 GHz
Boost clock speed3.1 GHz3.5 GHz
L1 cache64K (per core)128 KB
L2 cache256K (per core)512 KB
L3 cache3 MB (shared)4 MB
Chip lithography22 nm32 nm
Die size118 mm2149 mm2
Maximum core temperature100 °C100 °C
Number of transistors1,400 million624 Million
64 bit support++
Windows 11 compatibility--
Unlocked multiplierNoNo

Compatibility

Information on Core i5-4288U and Core i7-2640M 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 configuration11 (Uniprocessor)
SocketFCBGA1168FCBGA1023,PPGA988
Power consumption (TDP)28 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-4288U and Core i7-2640M. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® AVX
AES-NI++
FMAno data+
AVX++
vProno data+
Enhanced SpeedStep (EIST)++
My WiFino data+
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX-no data
Idle States++
Thermal Monitoring++
Flex Memory Accessno data+
Demand Based Switchingno data-
GPIO+no data
Smart Connect+no data
FDI-+
Fast Memory Accessno data+
AMT9.5no data
Matrix Storage-no data
StatusDiscontinuedDiscontinued
HD Audio+no data
RST+no data

Security technologies

Core i5-4288U and Core i7-2640M technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Key+no data
Identity Protection++
Anti-Theft++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-4288U and Core i7-2640M are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-4288U and Core i7-2640M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory size16 GB16 GB
Max memory channels22
Maximum memory bandwidth25.6 GB/s21.3 GB/s
ECC memory support--

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel Iris Graphics 5100Intel HD Graphics 3000
Max video memory2 GBno data
Quick Sync Video++
Clear Video HD++
Graphics max frequency1.2 GHz1.3 GHz
InTru 3D++

Graphics interfaces

Available interfaces and connections of Core i5-4288U and Core i7-2640M integrated GPUs.

Number of displays supported32
eDP++
DisplayPort++
HDMI++
SDVOno data+
CRTno data+

Graphics image quality

Maximum display resolutions supported by Core i5-4288U and Core i7-2640M integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.43280x2000@60Hzno data
Max resolution over DisplayPort3200x2000@60Hzno data

Graphics API support

APIs supported by Core i5-4288U and Core i7-2640M integrated GPUs, sometimes API versions are included.

DirectX11.2/12no data
OpenGL4.3no data

Peripherals

Specifications and connection of peripherals supported by Core i5-4288U and Core i7-2640M.

PCIe version2.02.0
PCI Express lanes1216
PCI support-no data
USB revision3.0no data
Total number of SATA ports4no data
Max number of SATA 6 Gb/s Ports4no data
Integrated IDE-no data
Number of USB ports4no data
Integrated LAN-no data
UART+no data

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.

i5-4288U 1.71
+6.2%
i7-2640M 1.61

Core i5-4288U outperforms Core i7-2640M by 6% in our combined benchmark results.


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.

Benchmark coverage: 68%

i5-4288U 2634
+6.4%
i7-2640M 2476

Core i5-4288U outperforms Core i7-2640M by 6% in Passmark.

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Benchmark coverage: 42%

i5-4288U 866
+67.5%
i7-2640M 517

Core i5-4288U outperforms Core i7-2640M by 68% in GeekBench 5 Single-Core.

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Benchmark coverage: 42%

i5-4288U 1648
+63.2%
i7-2640M 1010

Core i5-4288U outperforms Core i7-2640M by 63% in GeekBench 5 Multi-Core.

Gaming performance

Advantages and disadvantages


Performance score 1.71 1.61
Integrated graphics card 1.81 0.66
Recency 4 June 2013 4 September 2011
Cost $342 $346
Chip lithography 22 nm 32 nm
Power consumption (TDP) 28 Watt 35 Watt

We couldn't decide between Core i5-4288U and Core i7-2640M. The differences in performance seem too small.


Should you still have questions on choice between Core i5-4288U and Core i7-2640M, ask them in Comments section, and we shall answer.

User ratings

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core i5-4288U
Core i5-4288U
Intel Core i7-2640M
Core i7-2640M

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Questions and comments

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