Ryzen 9 5900X vs Ryzen 3 4300U

VS

Aggregate performance score

Ryzen 3 4300U
2020
4 cores / 4 threads, 15 Watt
4.68
Ryzen 9 5900X
2020
12 cores / 24 threads, 105 Watt
24.62
+426%

Ryzen 9 5900X outperforms Ryzen 3 4300U by a whopping 426% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 3 4300U and Ryzen 9 5900X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1286206
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data32.29
Market segmentLaptopDesktop processor
SeriesAMD Renoir (Ryzen 4000 APU)AMD Ryzen 9
Power efficiency17.7322.20
Architecture codenameRenoir-U (Zen 2) (2020−2021)Vermeer (Zen3) (2020−2022)
Release date6 January 2020 (4 years ago)5 November 2020 (4 years ago)
Launch price (MSRP)no data$549

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen 3 4300U and Ryzen 9 5900X 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 cores4 (Quad-Core)12 (Dodeca-Core)
Threads424
Base clock speed2.7 GHz3.7 GHz
Boost clock speed3.7 GHz4.8 GHz
Multiplier2737
L1 cache128K (per core)64K (per core)
L2 cache512K (per core)512K (per core)
L3 cache4 MB (shared)64 MB
Chip lithography7 nm7 nm, 12 nm
Die size156 mm22x 74 mm2(CCD) + 125 mm2 (IOD)
Maximum core temperature105 °Cno data
Maximum case temperature (TCase)no data95 °C
Number of transistors9800 Million0 Million
64 bit support++
Windows 11 compatibility++
Unlocked multiplier-+

Compatibility

Information on Ryzen 3 4300U and Ryzen 9 5900X 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 configuration11
SocketFP6AM4
Power consumption (TDP)15 Watt105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 3 4300U and Ryzen 9 5900X. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, CPB, AES-NI, RDRAND, RDSEED, SHA, SME86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2
AES-NI++
FMA+-
AVX++
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 3 4300U and Ryzen 9 5900X are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 3 4300U and Ryzen 9 5900X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4-3200
Maximum memory size64 GB128 GB
Max memory channelsno data2
Maximum memory bandwidth68.27 GB/s51.196 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon RX Vega 5 ( - 1400 MHz)-

Peripherals

Specifications and connection of peripherals supported by Ryzen 3 4300U and Ryzen 9 5900X.

PCIe version3.04.0

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 4.68
Ryzen 9 5900X 24.62
+426%

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.

Ryzen 3 4300U 7438
Ryzen 9 5900X 39100
+426%

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.

Ryzen 3 4300U 1267
Ryzen 9 5900X 2207
+74.2%

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.

Ryzen 3 4300U 3396
Ryzen 9 5900X 11941
+252%

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Ryzen 3 4300U 6068
Ryzen 9 5900X 16438
+171%

Cinebench 15 64-bit multi-core

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

Ryzen 3 4300U 563
Ryzen 9 5900X 2695
+379%

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.

Ryzen 3 4300U 164
Ryzen 9 5900X 250
+52.5%

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.

Ryzen 3 4300U 3.2
Ryzen 9 5900X 21.2
+563%

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

Ryzen 3 4300U 2397
Ryzen 9 5900X 13361
+457%

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

Ryzen 3 4300U 35
Ryzen 9 5900X 191
+446%

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

Ryzen 3 4300U 172
Ryzen 9 5900X 335
+94.4%

Geekbench 5.5 Multi-Core

Ryzen 3 4300U 3439
Ryzen 9 5900X 11765
+242%

Blender(-)

Ryzen 3 4300U 888
+476%
Ryzen 9 5900X 154

Geekbench 5.5 Single-Core

Ryzen 3 4300U 1047
Ryzen 9 5900X 1604
+53.3%

7-Zip Single

Ryzen 3 4300U 4064
Ryzen 9 5900X 6582
+62%

7-Zip

Ryzen 3 4300U 15824
Ryzen 9 5900X 90443
+472%

WebXPRT 3

Ryzen 3 4300U 194
Ryzen 9 5900X 279
+43.8%

CrossMark Overall

Ryzen 3 4300U 871
Ryzen 9 5900X 1580
+81.4%

Gaming performance

Pros & cons summary


Performance score 4.68 24.62
Recency 6 January 2020 5 November 2020
Physical cores 4 12
Threads 4 24
Power consumption (TDP) 15 Watt 105 Watt

Ryzen 3 4300U has 600% lower power consumption.

Ryzen 9 5900X, on the other hand, has a 426.1% higher aggregate performance score, an age advantage of 9 months, and 200% more physical cores and 500% more threads.

The Ryzen 9 5900X is our recommended choice as it beats the Ryzen 3 4300U in performance tests.

Be aware that Ryzen 3 4300U is a notebook processor while Ryzen 9 5900X is a desktop one.


Should you still have questions on choice between Ryzen 3 4300U and Ryzen 9 5900X, ask them in Comments section, and we shall answer.

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AMD Ryzen 3 4300U
Ryzen 3 4300U
AMD Ryzen 9 5900X
Ryzen 9 5900X

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Community ratings

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