Atom x5-E3940 vs i3-8100T

Primary details

Comparing Core i3-8100T and Atom x5-E3940 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1587	2324
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	4.92	no data
Market segment	Desktop processor	Laptop
Series	Intel Core i3	5x Intel Atom
Power efficiency	8.98	11.64
Architecture codename	Coffee Lake (2017−2019)	Apollo Lake (2014−2016)
Release date	2 April 2018 (6 years ago)	26 October 2016 (8 years ago)
Launch price (MSRP)	$117	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i3-8100T 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	4	4
Base clock speed	3.1 GHz	1.6 GHz
Boost clock speed	3.1 GHz	1.6 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	31	no data
L1 cache	256 KB	56K (per core)
L2 cache	1 MB	2 MB (shared)
L3 cache	6 MB (shared)	0 KB
Chip lithography	14 nm	14 nm
Die size	126 mm2	no data
Maximum core temperature	82 °C	no data
Maximum case temperature (TCase)	72 °C	103 °C
64 bit support	+	+
Windows 11 compatibility	+	-

Compatibility

Information on Core i3-8100T 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 (Uniprocessor)	1 (Uniprocessor)
Socket	FCLGA1151	Intel BGA 1296
Power consumption (TDP)	35 Watt	9.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-8100T 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	+	+
AVX	+	-
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-

Security technologies

Core i3-8100T and Atom x5-E3940 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i3-8100T 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 i3-8100T and Atom x5-E3940. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2400	DDR3-1866
Maximum memory size	64 GB	8 GB
Max memory channels	2	no data
Maximum memory bandwidth	38.397 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel UHD Graphics 630	Intel HD Graphics 500
Max video memory	64 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.1 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i3-8100T 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 i3-8100T and Atom x5-E3940 integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@24Hz	no data
Max resolution over eDP	4096x2304@60Hz	no data
Max resolution over DisplayPort	4096x2304@60Hz	no data

Graphics API support

APIs supported by Core i3-8100T 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 i3-8100T 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.

---

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.

---

Pros & cons summary

---

Performance score	3.32	1.23
Integrated graphics card	3.09	0.77
Recency	2 April 2018	26 October 2016
Power consumption (TDP)	35 Watt	9 Watt

---

Should you still have questions on choice between Core i3-8100T and Atom x5-E3940, 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.

---