i5-1155G7 vs i7-2720QM

VS

Aggregate performance score

Core i7-2720QM
2011
4 cores / 8 threads, 45 Watt
2.52
Core i5-1155G7
2021
4 cores / 8 threads, 28 Watt
6.33
+151%

Core i5-1155G7 outperforms Core i7-2720QM by a whopping 151% based on our aggregate benchmark results.

Primary details

Comparing Core i7-2720QM and Core i5-1155G7 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking17541067
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core i7Tiger Lake
Power efficiency5.3021.39
Architecture codenameSandy Bridge (2011−2013)Tiger Lake-UP3 (2020−2021)
Release date3 January 2011 (13 years ago)31 May 2021 (3 years ago)
Launch price (MSRP)$378no data

Detailed specifications

Core i7-2720QM and Core i5-1155G7 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 cores4 (Quad-Core)4 (Quad-Core)
Threads88
Base clock speed2.2 GHz2.5 GHz
Boost clock speed3.3 GHz4.5 GHz
Bus typeDMI 2.0no data
Bus rate4 × 5 GT/s4 GT/s
Multiplier22no data
L1 cache64K (per core)96K (per core)
L2 cache256K (per core)1.25 MB (per core)
L3 cache6 MB (shared)8 MB (shared)
Chip lithography32 nm10 nm SuperFin
Die size216 mm2no data
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)no data72 °C
Number of transistors1,160 millionno data
64 bit support++
Windows 11 compatibility-+

Compatibility

Information on Core i7-2720QM and Core i5-1155G7 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
SocketFCBGA1224,FCPGA988,PPGA988FCBGA1449
Power consumption (TDP)45 Watt28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-2720QM and Core i5-1155G7. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVXIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI++
FMA++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
My WiFi+no data
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX-+
Idle States++
Thermal Monitoring++
Flex Memory Access+no data
Demand Based Switching-no data
FDI+no data
Fast Memory Access+no data
Deep Learning Boost-+

Security technologies

Core i7-2720QM and Core i5-1155G7 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-2720QM and Core i5-1155G7 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-2720QM and Core i5-1155G7. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-1066, DDR3-1333, DDR3-1600DDR4
Maximum memory size32 GB64 GB
Max memory channels22
Maximum memory bandwidth25.598 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 3000Intel® Iris® Xe Graphics eligible
Quick Sync Video++
Clear Video HD++
Graphics max frequency1.3 GHz1.35 GHz
Execution Unitsno data80
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-2720QM and Core i5-1155G7 integrated GPUs.

Number of displays supported24
eDP+no data
DisplayPort+-
HDMI+-
SDVO+no data
CRT+no data

Graphics image quality

Maximum display resolutions supported by Core i7-2720QM and Core i5-1155G7 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096x2304@60Hz
Max resolution over eDPno data4096x2304@60Hz
Max resolution over DisplayPortno data7680x4320@60Hz

Graphics API support

APIs supported by Core i7-2720QM and Core i5-1155G7 integrated GPUs, sometimes API versions are included.

DirectXno data12.1
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Core i7-2720QM and Core i5-1155G7.

PCIe version2.04.0
PCI Express lanes1616

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.

i7-2720QM 2.52
i5-1155G7 6.33
+151%

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.

i7-2720QM 3998
i5-1155G7 10047
+151%

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.

i7-2720QM 481
i5-1155G7 1742
+262%

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.

i7-2720QM 1544
i5-1155G7 4840
+213%

Gaming performance

Pros & cons summary


Performance score 2.52 6.33
Recency 3 January 2011 31 May 2021
Chip lithography 32 nm 10 nm
Power consumption (TDP) 45 Watt 28 Watt

i5-1155G7 has a 151.2% higher aggregate performance score, an age advantage of 10 years, a 220% more advanced lithography process, and 60.7% lower power consumption.

The Core i5-1155G7 is our recommended choice as it beats the Core i7-2720QM in performance tests.


Should you still have questions on choice between Core i7-2720QM and Core i5-1155G7, ask them in Comments section, and we shall answer.

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Intel Core i7-2720QM
Core i7-2720QM
Intel Core i5-1155G7
Core i5-1155G7

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Community ratings

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Questions & comments

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