Atom x5-E3940 vs i5-10300H

Primary details

Comparing Core i5-10300H and Atom x5-E3940 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1179	2309
Place by popularity	34	not in top-100
Market segment	Laptop	Laptop
Series	Intel Comet Lake	5x Intel Atom
Power efficiency	11.06	11.64
Architecture codename	Comet Lake-H (2020)	Apollo Lake (2014−2016)
Release date	17 September 2020 (4 years ago)	30 August 2014 (10 years ago)

Detailed specifications

Core i5-10300H and Atom x5-E3940 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 cores	4 (Quad-Core)	4 (Quad-Core)
Threads	8	4
Base clock speed	2.5 GHz	1.6 GHz
Boost clock speed	4.5 GHz	1.8 GHz
Bus rate	8 GT/s	no data
L1 cache	64K (per core)	56K (per core)
L2 cache	256K (per core)	2 MB (shared)
L3 cache	6 MB (shared)	0 KB
Chip lithography	14 nm	14 nm
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	72 °C	103 °C
64 bit support	+	+
Windows 11 compatibility	+	-

Compatibility

Information on Core i5-10300H and Atom x5-E3940 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 configuration	1	1 (Uniprocessor)
Socket	FCBGA1440	Intel BGA 1296
Power consumption (TDP)	45 Watt	10 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-10300H and Atom x5-E3940. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	+
FMA	+	-
AVX	+	-
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Turbo Boost Max 3.0	-	no data

Security technologies

Core i5-10300H and Atom x5-E3940 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
Secure Key	+	no data
Identity Protection	+	-
SGX	Yes with Intel® ME	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-10300H and Atom x5-E3940 are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-10300H and Atom x5-E3940. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR3-1866
Maximum memory size	128 GB	8 GB
Max memory channels	2	no data
Maximum memory bandwidth	45.8 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel UHD Graphics for 10th Gen Intel Processors	Intel HD Graphics 500
Quick Sync Video	+	-
Graphics max frequency	1.05 GHz	no data

Graphics interfaces

Available interfaces and connections of Core i5-10300H and Atom x5-E3940 integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
DVI	+	no data

Graphics image quality

Maximum display resolutions supported by Core i5-10300H and Atom x5-E3940 integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096 x 2304@30Hz	no data
Max resolution over eDP	4096 x 2304@60Hz	no data
Max resolution over DisplayPort	4096 x 2304@60Hz	no data

Graphics API support

APIs supported by Core i5-10300H and Atom x5-E3940 integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Core i5-10300H and Atom x5-E3940.

PCIe version	3.0	2.0
PCI Express lanes	16	4

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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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.

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Pros & cons summary

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Performance score	5.26	1.23
Integrated graphics card	5.58	0.77
Recency	17 September 2020	30 August 2014
Threads	8	4
Power consumption (TDP)	45 Watt	10 Watt

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Should you still have questions on choice between Core i5-10300H and Atom x5-E3940, ask them in Comments section, and we shall answer.

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