Atom x5-E3940 vs Pentium E6700

Primary details

Comparing Pentium E6700 and Atom x5-E3940 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2659	2309
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	4.16	no data
Market segment	Desktop processor	Laptop
Series	no data	5x Intel Atom
Power efficiency	1.08	11.64
Architecture codename	Wolfdale (2008−2010)	Apollo Lake (2014−2016)
Release date	30 May 2010 (14 years ago)	30 August 2014 (10 years ago)
Launch price (MSRP)	$80	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Pentium E6700 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	2 (Dual-core)	4 (Quad-Core)
Threads	2	4
Base clock speed	3.2 GHz	1.6 GHz
Boost clock speed	3.2 GHz	1.8 GHz
L1 cache	64 KB (per core)	56K (per core)
L2 cache	2 MB (shared)	2 MB (shared)
L3 cache	0 KB	0 KB
Chip lithography	45 nm	14 nm
Die size	82 mm2	no data
Maximum core temperature	74 °C	no data
Maximum case temperature (TCase)	no data	103 °C
Number of transistors	228 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	0.85V-1.3625V	no data

Compatibility

Information on Pentium E6700 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	LGA775	Intel BGA 1296
Power consumption (TDP)	65 Watt	10 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium E6700 and Atom x5-E3940. You'll probably need this information if you require some particular technology.

AES-NI	-	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Demand Based Switching	-	no data

Security technologies

Pentium E6700 and Atom x5-E3940 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium E6700 and Atom x5-E3940 are enumerated here.

VT-d	-	+
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium E6700 and Atom x5-E3940. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR1, DDR2, DDR3	DDR3-1866
Maximum memory size	no data	8 GB

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Intel HD Graphics 500

Peripherals

Specifications and connection of peripherals supported by Pentium E6700 and Atom x5-E3940.

PCIe version	2.0	2.0
PCI Express lanes	no data	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	0.74	1.23
Recency	30 May 2010	30 August 2014
Physical cores	2	4
Threads	2	4
Chip lithography	45 nm	14 nm
Power consumption (TDP)	65 Watt	10 Watt

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Should you still have questions on choice between Pentium E6700 and Atom x5-E3940, ask them in Comments section, and we shall answer.

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