Celeron N2808 vs N2940

Primary details

Comparing Celeron N2940 and Celeron N2808 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2737	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Celeron	Intel Celeron
Power efficiency	8.86	no data
Architecture codename	Bay Trail-M (2013−2014)	Bay Trail-M (2013−2014)
Release date	22 May 2014 (10 years ago)	22 May 2014 (10 years ago)

Detailed specifications

Celeron N2940 and Celeron N2808 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)	2 (Dual-core)
Threads	4	2
Base clock speed	1.83 GHz	1.58 GHz
Boost clock speed	2.25 GHz	2.25 GHz
L1 cache	56K (per core)	56K (per core)
L2 cache	512K (per core)	512K (per core)
L3 cache	0 KB	0 KB
Chip lithography	22 nm	22 nm
Maximum core temperature	100 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Celeron N2940 and Celeron N2808 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
Socket	FCBGA1170	FCBGA1170
Power consumption (TDP)	7.5 Watt	4.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron N2940 and Celeron N2808. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	+	+
Smart Connect	+	+

Security technologies

Celeron N2940 and Celeron N2808 technologies aimed at improving security, for example, by protecting against hacks.

EDB	+	+
Secure Key	+	+
Anti-Theft	-	-

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron N2940 and Celeron N2808 are enumerated here.

VT-d	-	-
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron N2940 and Celeron N2808. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	8 GB	4 GB
Max memory channels	2	1
Maximum memory bandwidth	21.32 GB/s	10.66 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for Intel Atom® Processor Z3700 Series	Intel® HD Graphics for Intel Atom® Processor Z3700 Series
Quick Sync Video	+	+
Clear Video HD	-	-
Graphics max frequency	854 MHz	792 MHz
InTru 3D	-	-

Graphics interfaces

Available interfaces and connections of Celeron N2940 and Celeron N2808 integrated GPUs.

Number of displays supported

2

2

Peripherals

Specifications and connection of peripherals supported by Celeron N2940 and Celeron N2808.

PCIe version	2.0	2.0
PCI Express lanes	4	4
USB revision	3.0 and 2.0	3.0 and 2.0
Total number of SATA ports	2	2
Number of USB ports	5	5

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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Pros & cons summary

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Physical cores	4	2
Threads	4	2
Power consumption (TDP)	7 Watt	4 Watt

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Should you still have questions on choice between Celeron N2940 and Celeron N2808, ask them in Comments section, and we shall answer.

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