A9-9420 vs Ryzen 3 4300U

Place in performance ranking	1191	2397
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	AMD Renoir (Ryzen 4000 APU)	AMD Bristol Ridge
Architecture codename	Renoir-U (Zen 2)	Stoney Ridge (2016−2019)
Release date	6 January 2020 (4 years ago)	31 May 2016 (8 years ago)
Current price	$520	$440

Detailed specifications

Ryzen 3 4300U 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	4 (Quad-Core)	2 (Dual-core)
Threads	4	2
Base clock speed	2.7 GHz	3 GHz
Boost clock speed	3.7 GHz	3.6 GHz
L1 cache	128K (per core)	160 KB
L2 cache	512K (per core)	1 MB (shared)
L3 cache	4 MB (shared)	no data
Chip lithography	7 nm	28 nm
Die size	156 mm²	125 mm²
Maximum core temperature	105 °C	90 °C
Maximum case temperature (TCase)	no data	74 °C
Number of transistors	9800 Million	1,200 million
64 bit support	+	+
Windows 11 compatibility	+	-
Unlocked multiplier	No	No

Compatibility

Information on Ryzen 3 4300U 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	FP6	FT4
Power consumption (TDP)	15 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 3 4300U and A9-9420. You'll probably need this information if you require some particular technology.

Instruction set extensions	DDR4-3200/LPDDR4-4266 RAM, PCIe 3, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, CPB, AES-NI, RDRAND, RDSEED, SHA, SME	Single-Channel DDR4-2133, Virtualization,
AES-NI	+	+
FMA	+	+
AVX	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 3 4300U and A9-9420 are enumerated here.

AMD-V

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 3 4300U and A9-9420. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR4
Maximum memory size	64 GB	no data
Maximum memory bandwidth	68.27 GB/s	no data
ECC memory support	-	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

AMD Radeon RX Vega 5

Radeon R5

Peripherals

Specifications and connection of peripherals supported by Ryzen 3 4300U and A9-9420.

PCIe version	3.0	3.0
PCI Express lanes	no data	8

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.

Ryzen 3 4300U 4.81
+396%

A9-9420 0.97

Ryzen 3 4300U outperforms A9-9420 by 396% based on our aggregate 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%

Ryzen 3 4300U 7445
+397%

A9-9420 1497

Ryzen 3 4300U outperforms A9-9420 by 397% in Passmark.

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Benchmark coverage: 42%

Ryzen 3 4300U 1247
+284%

A9-9420 325

Ryzen 3 4300U outperforms A9-9420 by 284% in GeekBench 5 Single-Core.

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Benchmark coverage: 42%

Ryzen 3 4300U 3366
+573%

A9-9420 500

Ryzen 3 4300U outperforms A9-9420 by 573% in GeekBench 5 Multi-Core.

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

Benchmark coverage: 15%

Ryzen 3 4300U 563
+320%

A9-9420 134

Ryzen 3 4300U outperforms A9-9420 by 320% in Cinebench 15 64-bit multi-core.

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

Benchmark coverage: 15%

Ryzen 3 4300U 164
+102%

A9-9420 81

Ryzen 3 4300U outperforms A9-9420 by 102% in Cinebench 15 64-bit single-core.

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

Benchmark coverage: 13%

Ryzen 3 4300U 3.2
+191%

A9-9420 1.1

Ryzen 3 4300U outperforms A9-9420 by 191% in TrueCrypt AES.