A9-9400 SoC vs Celeron M 520

Primary details

Comparing Celeron M 520 and A9-9400 SoC processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	3304	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	Celeron M	no data
Power efficiency	0.47	no data
Architecture codename	Merom (2006−2008)	Stoney Ridge (2016−2019)
Release date	no data (2024 years ago)	31 May 2016 (8 years ago)

Detailed specifications

Celeron M 520 and A9-9400 SoC 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	1 (Single-Core)	2 (Dual-core)
Threads	1	2
Base clock speed	1.6 GHz	2.4 GHz
Boost clock speed	1.6 GHz	3.2 GHz
Bus rate	533 MHz	no data
L1 cache	no data	160 KB
L2 cache	no data	1 MB (per core)
L3 cache	1 MB L2 Cache	0 KB
Chip lithography	65 nm	28 nm
Die size	no data	125 mm2
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	no data	74 °C
Number of transistors	no data	1,200 million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	0.95V-1.3V	no data

Compatibility

Information on Celeron M 520 and A9-9400 SoC 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	no data	1
Socket	PPGA478	FT4
Power consumption (TDP)	30 Watt	10 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron M 520 and A9-9400 SoC. You'll probably need this information if you require some particular technology.

AES-NI	-	+
FMA	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	-	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	-	no data
Demand Based Switching	-	no data
FSB parity	-	no data

Security technologies

Celeron M 520 and A9-9400 SoC technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron M 520 and A9-9400 SoC are enumerated here.

AMD-V	-	+
VT-x	-	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron M 520 and A9-9400 SoC. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

no data

DDR4

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Radeon R5 3CU

Peripherals

Specifications and connection of peripherals supported by Celeron M 520 and A9-9400 SoC.

PCIe version	no data	3.0
PCI Express lanes	no data	8

Pros & cons summary

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Physical cores	1	2
Threads	1	2
Chip lithography	65 nm	28 nm
Power consumption (TDP)	30 Watt	10 Watt

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Should you still have questions on choice between Celeron M 520 and A9-9400 SoC, ask them in Comments section, and we shall answer.

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