Athlon 300U vs A9-9420e

Place in performance ranking	2574	1634
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	AMD Bristol Ridge	AMD Athlon
Architecture codename	Stoney Ridge (2016−2019)	Raven Ridge 2 (2019)
Release date	1 June 2018 (5 years ago)	6 January 2019 (5 years ago)
Current price	$380	$486

Detailed specifications

A9-9420e and Athlon 300U 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	4
Base clock speed	no data	2.4 GHz
Boost clock speed	no data	3.3 GHz
L1 cache	no data	128K (per core)
L2 cache	1 MB	512K (per core)
L3 cache	no data	4 MB (shared)
Chip lithography	28 nm	14 nm
Die size	124.5 mm²	209.78 mm²
Maximum core temperature	90 °C	no data
Number of transistors	1200 Million	4500 Million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	No

Compatibility

Information on A9-9420e and Athlon 300U 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 (Uniprocessor)
Socket	BGA	FP5
Power consumption (TDP)	no data	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A9-9420e and Athlon 300U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Single-Channel DDR4-2133?, Virtualization,	XFR, FMA3, SSE 4.2, AVX2, SMT
AES-NI	no data	+
AVX	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by A9-9420e and Athlon 300U are enumerated here.

AMD-V

Memory specs

Types, maximum amount and channel quantity of RAM supported by A9-9420e and Athlon 300U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR4 Dual-channel
Maximum memory size	no data	64 GB
Max memory channels	no data	2
Maximum memory bandwidth	no data	38.397 GB/s
ECC memory support	no data	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare

AMD Radeon R5 (Stoney Ridge)

AMD Radeon RX Vega 3

Peripherals

Specifications and connection of peripherals supported by A9-9420e and Athlon 300U.

PCIe version	no data	3.0
PCI Express lanes	no data	12

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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.

A9-9420e 0.71

Athlon 300U 2.54
+258%

Athlon 300U outperforms A9-9420e by 258% based on our aggregated benchmark results.

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Benchmark coverage: 68%

A9-9420e 1099

Athlon 300U 3923
+257%

Athlon 300U outperforms A9-9420e by 257% in Passmark.