i7-2620M vs i3-3240

Aggregate performance score

Core i3-3240
2012
2 cores / 4 threads, 55 Watt
1.46
Core i7-2620M
2011
2 cores / 4 threads, 35 Watt
1.53
+4.8%

Core i7-2620M outperforms Core i3-3240 by a small 5% based on our aggregate benchmark results.

Primary details

Comparing Core i3-3240 and Core i7-2620M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking21632129
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.62no data
Market segmentDesktop processorLaptop
Seriesno dataIntel Core i7
Power efficiency2.514.14
Architecture codenameIvy Bridge (2012−2013)Sandy Bridge (2011−2013)
Release date3 September 2012 (12 years ago)20 February 2011 (13 years ago)
Launch price (MSRP)$75$346

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i3-3240 and Core i7-2620M 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 speed3.4 GHz2.7 GHz
Boost clock speed3.4 GHz3.4 GHz
Bus typeno dataDMI 2.0
Bus rate5 GT/s4 × 5 GT/s
Multiplierno data27
L1 cache64 KB (per core)128 KB
L2 cache256 KB (per core)512 KB
L3 cache3 MB (shared)4 MB
Chip lithography22 nm32 nm
Die size94 mm2149 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)65 °Cno data
Number of transistorsno data624 Million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core i3-3240 and Core i7-2620M 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)
SocketFCLGA1155FCBGA1023,PPGA988
Power consumption (TDP)55 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-3240 and Core i7-2620M. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVXIntel® AVX
AES-NI-+
FMA-+
AVX++
vProno data+
Enhanced SpeedStep (EIST)++
My WiFi++
Turbo Boost Technology-2.0
Hyper-Threading Technology++
Idle States++
Thermal Monitoring++
Flex Memory Accessno data+
Demand Based Switchingno data-
FDI++
Fast Memory Accessno data+

Security technologies

Core i3-3240 and Core i7-2620M 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 i3-3240 and Core i7-2620M are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i3-3240 and Core i7-2620M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory size32 GB16 GB
Max memory channels22
Maximum memory bandwidth25.6 GB/s21.335 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 2500Intel HD Graphics 3000
Quick Sync Video++
Clear Video HD++
Graphics max frequency1.05 GHz1.3 GHz
InTru 3D++

Graphics interfaces

Available interfaces and connections of Core i3-3240 and Core i7-2620M integrated GPUs.

Number of displays supported32
eDPno data+
DisplayPort-+
HDMI-+
SDVOno data+
CRTno data+

Peripherals

Specifications and connection of peripherals supported by Core i3-3240 and Core i7-2620M.

PCIe version2.02.0
PCI Express lanesno data16

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.

i3-3240 1.46
i7-2620M 1.53
+4.8%

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.

i3-3240 2323
i7-2620M 2423
+4.3%

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.

i3-3240 547
+7%
i7-2620M 511

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.

i3-3240 1119
+10%
i7-2620M 1017

Gaming performance

Pros & cons summary


Performance score 1.46 1.53
Integrated graphics card 0.69 0.66
Recency 3 September 2012 20 February 2011
Chip lithography 22 nm 32 nm
Power consumption (TDP) 55 Watt 35 Watt

i3-3240 has 4.5% faster integrated GPU, an age advantage of 1 year, and a 45.5% more advanced lithography process.

i7-2620M, on the other hand, has a 4.8% higher aggregate performance score, and 57.1% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Core i3-3240 and Core i7-2620M.

Note that Core i3-3240 is a desktop processor while Core i7-2620M is a notebook one.


Should you still have questions on choice between Core i3-3240 and Core i7-2620M, ask them in Comments section, and we shall answer.

Vote for your favorite

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


Intel Core i3-3240
Core i3-3240
Intel Core i7-2620M
Core i7-2620M

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


3.7 1220 votes

Rate Core i3-3240 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4 177 votes

Rate Core i7-2620M on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i3-3240 or Core i7-2620M, agree or disagree with our judgements, or report an error or mismatch.