Celeron N2840 vs G1820

Primary details

Comparing Celeron G1820 and Celeron N2840 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2421	3041
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.12	no data
Market segment	Desktop processor	Laptop
Series	no data	Intel Celeron
Power efficiency	1.89	5.01
Architecture codename	Haswell (2013−2015)	Bay Trail-M (2013−2014)
Release date	1 December 2013 (11 years ago)	22 May 2014 (10 years ago)
Launch price (MSRP)	$110	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Celeron G1820 and Celeron N2840 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)	2 (Dual-core)
Threads	2	2
Base clock speed	2.7 GHz	2.16 GHz
Boost clock speed	2.7 GHz	2.58 GHz
Bus rate	5 GT/s	no data
L1 cache	64 KB (per core)	56K (per core)
L2 cache	256 KB (per core)	512K (per core)
L3 cache	2 MB	0 KB
Chip lithography	22 nm	22 nm
Die size	177 mm2	no data
Maximum core temperature	no data	100 °C
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	1,400 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Celeron G1820 and Celeron N2840 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	FCLGA1150	FCBGA1170
Power consumption (TDP)	53 Watt	7.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron G1820 and Celeron N2840. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	+	+
Thermal Monitoring	+	-
Smart Connect	no data	+

Security technologies

Celeron G1820 and Celeron N2840 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	+
Secure Key	+	+
Anti-Theft	no data	-

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron G1820 and Celeron N2840 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron G1820 and Celeron N2840. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	32 GB	8 GB
Max memory channels	2	2
Maximum memory bandwidth	21.3 GB/s	21.32 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics for 4th Generation Intel Processors	Intel HD Graphics for Intel Atom Processor Z3700 Series
Max video memory	1.7 GB	no data
Quick Sync Video	+	+
Graphics max frequency	1.05 GHz	792 MHz

Graphics interfaces

Available interfaces and connections of Celeron G1820 and Celeron N2840 integrated GPUs.

Number of displays supported	3	2
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
DVI	+	no data
VGA	+	no data

Graphics image quality

Maximum display resolutions supported by Celeron G1820 and Celeron N2840 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	1920x1080@60Hz	no data
Max resolution over eDP	2560x1600@60Hz	no data
Max resolution over DisplayPort	2560x1600@60Hz	no data
Max resolution over VGA	1920x1200@60Hz	no data

Graphics API support

APIs supported by Celeron G1820 and Celeron N2840 integrated GPUs, sometimes API versions are included.

DirectX	11.1/12	no data
OpenGL	4.3	no data

Peripherals

Specifications and connection of peripherals supported by Celeron G1820 and Celeron N2840.

PCIe version	Up to 3.0	2.0
PCI Express lanes	16	4
USB revision	no data	3.0 and 2.0
Total number of SATA ports	no data	2
Number of USB ports	no data	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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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	1.08	0.37
Recency	1 December 2013	22 May 2014
Power consumption (TDP)	53 Watt	7 Watt

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Should you still have questions on choice between Celeron G1820 and Celeron N2840, ask them in Comments section, and we shall answer.

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