A4-9120C vs Celeron G1820

Primary details

Comparing Celeron G1820 and A4-9120C processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2407	2841
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	AMD Bristol Ridge
Power efficiency	1.89	8.52
Architecture codename	Haswell (2013−2015)	Stoney Ridge (2016−2019)
Release date	1 December 2013 (10 years ago)	6 January 2019 (5 years ago)
Launch price (MSRP)	$110	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Celeron G1820 and A4-9120C 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	no data
Boost clock speed	2.7 GHz	1.6 GHz
Bus rate	5 GT/s	no data
Multiplier	no data	16
L1 cache	64 KB (per core)	160 KB
L2 cache	256 KB (per core)	1 MB
L3 cache	2 MB	no data
Chip lithography	22 nm	28 nm
Die size	177 mm2	124.5 mm2
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	1,400 million	1200 Million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Celeron G1820 and A4-9120C 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	no data
Socket	FCLGA1150	BGA
Power consumption (TDP)	53 Watt	6 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron G1820 and A4-9120C. You'll probably need this information if you require some particular technology.

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

Security technologies

Celeron G1820 and A4-9120C technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron G1820 and A4-9120C are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron G1820 and A4-9120C. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4
Maximum memory size	32 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	21.3 GB/s	14.936 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics for 4th Generation Intel Processors	AMD Radeon R4 (Stoney Ridge) ( - 600 MHz)
Max video memory	1.7 GB	no data
Quick Sync Video	+	-
Graphics max frequency	1.05 GHz	no data

Graphics interfaces

Available interfaces and connections of Celeron G1820 and A4-9120C integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Celeron G1820 and A4-9120C 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 A4-9120C 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 A4-9120C.

PCIe version	Up to 3.0	no data
PCI Express lanes	16	no data

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	0.54
Integrated graphics card	0.77	1.17
Recency	1 December 2013	6 January 2019
Chip lithography	22 nm	28 nm
Power consumption (TDP)	53 Watt	6 Watt

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Should you still have questions on choice between Celeron G1820 and A4-9120C, ask them in Comments section, and we shall answer.

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