i5-1240U vs i3-3240T

VS

Aggregate performance score

Core i3-3240T
2012
2 cores / 4 threads, 35 Watt
1.31
Core i5-1240U
2022
10 cores / 12 threads, 9 Watt
8.12
+520%

Core i5-1240U outperforms Core i3-3240T by a whopping 520% based on our aggregate benchmark results.

Primary details

Comparing Core i3-3240T and Core i5-1240U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2272933
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataIntel Alder Lake-M
Power efficiency3.4883.80
Architecture codenameIvy Bridge (2012−2013)Alder Lake-U (2022)
Release date3 September 2012 (12 years ago)23 February 2022 (2 years ago)

Detailed specifications

Core i3-3240T and Core i5-1240U 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)10 (Deca-Core)
Threads412
Base clock speed2.9 GHz1.1 GHz
Boost clock speed3 GHz4.4 GHz
Bus rate5 GT/sno data
L1 cache64 KB (per core)80K (per core)
L2 cache256 KB (per core)1.25 MB (per core)
L3 cache3 MB (shared)12 MB (shared)
Chip lithography22 nmIntel 7 nm
Die size94 mm2no data
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)65 °Cno data
64 bit support++
Windows 11 compatibility-+

Compatibility

Information on Core i3-3240T and Core i5-1240U 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
SocketFCLGA1155FCBGA1781
Power consumption (TDP)35 Watt9 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-3240T and Core i5-1240U. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVXIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI-+
FMA-+
AVX++
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
My WiFi+no data
Turbo Boost Technology-no data
Hyper-Threading Technology++
TSX-+
Idle States+no data
Thermal Monitoring++
Flex Memory Accessno data-
SIPP-+
FDI+no data
Deep Learning Boost-+

Security technologies

Core i3-3240T and Core i5-1240U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i3-3240T and Core i5-1240U are enumerated here.

VT-d-+
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i3-3240T and Core i5-1240U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4, DDR5
Maximum memory size32 GB64 GB
Max memory channels22
Maximum memory bandwidth25.6 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 2500Intel® Iris® Xe Graphics eligible
Quick Sync Video++
Clear Video HD+no data
Graphics max frequency1.05 GHz900 MHz
Execution Unitsno data80
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i3-3240T and Core i5-1240U integrated GPUs.

Number of displays supported34

Graphics image quality

Maximum display resolutions supported by Core i3-3240T and Core i5-1240U integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2304 @ 60Hz
Max resolution over eDPno data4096 x 2304 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i3-3240T and Core i5-1240U integrated GPUs, sometimes API versions are included.

DirectXno data12.1
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Core i3-3240T and Core i5-1240U.

PCIe version2.04.0
PCI Express lanesno data14

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.

i3-3240T 1.31
i5-1240U 8.12
+520%

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.

i3-3240T 2046
i5-1240U 12652
+518%

Gaming performance

Pros & cons summary


Performance score 1.31 8.12
Recency 3 September 2012 23 February 2022
Physical cores 2 10
Threads 4 12
Power consumption (TDP) 35 Watt 9 Watt

i5-1240U has a 519.8% higher aggregate performance score, an age advantage of 9 years, 400% more physical cores and 200% more threads, and 288.9% lower power consumption.

The Core i5-1240U is our recommended choice as it beats the Core i3-3240T in performance tests.

Note that Core i3-3240T is a desktop processor while Core i5-1240U is a notebook one.


Should you still have questions on choice between Core i3-3240T and Core i5-1240U, ask them in Comments section, and we shall answer.

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Intel Core i3-3240T
Core i3-3240T
Intel Core i5-1240U
Core i5-1240U

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


4.4 11 votes

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3.3 8 votes

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Questions & comments

Here you can ask a question about Core i3-3240T or Core i5-1240U, agree or disagree with our judgements, or report an error or mismatch.