Processor N100 vs Atom x5-E3940

Place in the ranking	2307	1786
Place by popularity	not in top-100	65
Market segment	Laptop	Laptop
Series	5x Intel Atom	Intel Alder Lake-N
Power efficiency	11.64	37.07
Architecture codename	Apollo Lake (2014−2016)	Alder Lake-N (2023)
Release date	30 August 2014 (10 years ago)	3 January 2023 (1 year ago)
Launch price (MSRP)	no data	$128

Detailed specifications

Atom x5-E3940 and Processor N100 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	1.6 GHz	0.1 GHz
Boost clock speed	1.8 GHz	3.4 GHz
L1 cache	56K (per core)	96 KB (per core)
L2 cache	2 MB (shared)	2 MB (shared)
L3 cache	0 KB	6 MB (shared)
Chip lithography	14 nm	10 nm
Maximum core temperature	no data	105 °C
Maximum case temperature (TCase)	103 °C	no data
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Atom x5-E3940 and Processor N100 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
Socket	Intel BGA 1296	Intel BGA 1264
Power consumption (TDP)	10 Watt	6 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom x5-E3940 and Processor N100. You'll probably need this information if you require some particular technology.

AES-NI	+	+
FMA	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+

Security technologies

Atom x5-E3940 and Processor N100 technologies aimed at improving security, for example, by protecting against hacks.

TXT

Virtualization technologies

Virtual machine speed-up technologies supported by Atom x5-E3940 and Processor N100 are enumerated here.

VT-d	+	+
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom x5-E3940 and Processor N100. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1866	DDR4, DDR5
Maximum memory size	8 GB	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare

Intel HD Graphics 500

Intel UHD Graphics 24EUs (Alder Lake-N)

Peripherals

Specifications and connection of peripherals supported by Atom x5-E3940 and Processor N100.

PCIe version	2.0	3.0
PCI Express lanes	4	9

Gaming performance

Pros & cons summary

Performance score	1.23	2.35
Integrated graphics card	0.77	2.32
Recency	30 August 2014	3 January 2023
Chip lithography	14 nm	10 nm
Power consumption (TDP)	10 Watt	6 Watt

Processor N100 has a 91.1% higher aggregate performance score, 201.3% faster integrated GPU, an age advantage of 8 years, a 40% more advanced lithography process, and 66.7% lower power consumption.

The Processor N100 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 Processor N100, ask them in Comments section, and we shall answer.