A9-9420 vs Celeron N4000C

Primary details

Comparing Celeron N4000C and A9-9420 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2545	2507
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	no data	AMD Bristol Ridge
Power efficiency	14.04	5.93
Architecture codename	no data	Stoney Ridge (2016−2019)
Release date	1 April 2019 (5 years ago)	31 May 2016 (8 years ago)

Detailed specifications

Celeron N4000C and A9-9420 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	1.1 GHz	3 GHz
Boost clock speed	2.6 GHz	3.6 GHz
L1 cache	no data	160 KB
L2 cache	no data	1 MB (shared)
L3 cache	4 MB	no data
Chip lithography	14 nm	28 nm
Die size	no data	125 mm2
Maximum core temperature	105 deg C	90 °C
Maximum case temperature (TCase)	no data	74 °C
Number of transistors	no data	1,200 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Celeron N4000C and A9-9420 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	FCBGA1090	FT4
Power consumption (TDP)	6 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron N4000C and A9-9420. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	Virtualization,
AES-NI	+	+
FMA	-	+
AVX	-	+
vPro	-	no data
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	-	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Smart Response	-	no data
GPIO	+	no data
Turbo Boost Max 3.0	-	no data

Security technologies

Celeron N4000C and A9-9420 technologies aimed at improving security, for example, by protecting against hacks.

EDB	+	no data
Secure Key	+	no data
MPX	+	-
Identity Protection	+	-
SGX	Yes with Intel® ME	no data
OS Guard	+	no data
Anti-Theft	-	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron N4000C and A9-9420 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 N4000C and A9-9420. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4/LPDDR4 up to 2400 MT/s	DDR4
Maximum memory size	8 GB	no data
Max memory channels	2	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics 600	Radeon R5
Max video memory	8 GB	no data
Quick Sync Video	+	-
Graphics max frequency	650 MHz	no data
Execution Units	12	no data

Graphics interfaces

Available interfaces and connections of Celeron N4000C and A9-9420 integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
MIPI-DSI	+	no data

Graphics image quality

Maximum display resolutions supported by Celeron N4000C and A9-9420 integrated GPUs, including resolutions over different interfaces.

4K resolution support

+

no data

Graphics API support

APIs supported by Celeron N4000C and A9-9420 integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.4	no data

Peripherals

Specifications and connection of peripherals supported by Celeron N4000C and A9-9420.

PCIe version	2.0	3.0
PCI Express lanes	6	8
USB revision	2.0/3.0	no data
Total number of SATA ports	2	no data
Max number of SATA 6 Gb/s Ports	2	no data
Number of USB ports	8	no data
Integrated LAN	-	no data
UART	+	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	0.89	0.94
Recency	1 April 2019	31 May 2016
Chip lithography	14 nm	28 nm
Power consumption (TDP)	6 Watt	15 Watt

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Should you still have questions on choice between Celeron N4000C and A9-9420, ask them in Comments section, and we shall answer.

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