i5-1145G7 vs Atom x5-E3940

VS

Aggregate performance score

Atom x5-E3940
2016
4 cores / 4 threads, 9 Watt
1.23
Core i5-1145G7
2020
4 cores / 8 threads, 28 Watt
6.17
+402%

Core i5-1145G7 outperforms Atom x5-E3940 by a whopping 402% based on our aggregate benchmark results.

Primary details

Comparing Atom x5-E3940 and Core i5-1145G7 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking23241089
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
Series5x Intel AtomIntel Tiger Lake
Power efficiency11.6420.85
Architecture codenameApollo Lake (2014−2016)Tiger Lake-UP3 (2020−2021)
Release date26 October 2016 (8 years ago)2 September 2020 (4 years ago)

Detailed specifications

Atom x5-E3940 and Core i5-1145G7 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)
Threads48
Base clock speed1.6 GHz2.6 GHz
Boost clock speed1.6 GHz4.4 GHz
Bus rateno data4 GT/s
L1 cache56K (per core)96K (per core)
L2 cache2 MB (shared)1.25 MB (per core)
L3 cache0 KB8 MB (shared)
Chip lithography14 nm10 nm SuperFin
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)103 °C72 °C
64 bit support++
Windows 11 compatibility-+

Compatibility

Information on Atom x5-E3940 and Core i5-1145G7 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
SocketIntel BGA 1296FCBGA1449
Power consumption (TDP)9.5 Watt28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom x5-E3940 and Core i5-1145G7. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI++
FMA-+
AVX-+
vProno data+
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Idle Statesno data+
Thermal Monitoring-+
SIPP-+
Deep Learning Boost-+

Security technologies

Atom x5-E3940 and Core i5-1145G7 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
SGXno data-
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Atom x5-E3940 and Core i5-1145G7 are enumerated here.

VT-d++
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom x5-E3940 and Core i5-1145G7. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-1866DDR4
Maximum memory size8 GB64 GB
Max memory channelsno data2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 500Intel® Iris® Xe Graphics
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data1.3 GHz
Execution Unitsno data80

Graphics interfaces

Available interfaces and connections of Atom x5-E3940 and Core i5-1145G7 integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Atom x5-E3940 and Core i5-1145G7 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 Atom x5-E3940 and Core i5-1145G7 integrated GPUs, sometimes API versions are included.

DirectXno data12.1
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Atom x5-E3940 and Core i5-1145G7.

PCIe version2.04.0
PCI Express lanes416

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.

Atom x5-E3940 1.23
i5-1145G7 6.17
+402%

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.

Atom x5-E3940 1953
i5-1145G7 9798
+402%

Gaming performance

Pros & cons summary


Performance score 1.23 6.17
Recency 26 October 2016 2 September 2020
Threads 4 8
Chip lithography 14 nm 10 nm
Power consumption (TDP) 9 Watt 28 Watt

Atom x5-E3940 has 211.1% lower power consumption.

i5-1145G7, on the other hand, has a 401.6% higher aggregate performance score, an age advantage of 3 years, 100% more threads, and a 40% more advanced lithography process.

The Core i5-1145G7 is our recommended choice as it beats the Atom x5-E3940 in performance tests.


Should you still have questions on choice between Atom x5-E3940 and Core i5-1145G7, ask them in Comments section, and we shall answer.

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Intel Atom x5-E3940
Atom x5-E3940
Intel Core i5-1145G7
Core i5-1145G7

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Community ratings

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Questions & comments

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