Ryzen 7 5800HS vs Ryzen 9 3900

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Aggregate performance score

Ryzen 9 3900
2019
12 cores / 24 threads, 65 Watt
19.34
+53.2%
Ryzen 7 5800HS
2021
8 cores / 16 threads, 35 Watt
12.62

Ryzen 9 3900 outperforms Ryzen 7 5800HS by an impressive 53% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 3900 and Ryzen 7 5800HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking299614
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation20.74no data
Market segmentDesktop processorLaptop
SeriesAMD Matisse (Ryzen 3000 Desktop)AMD Cezanne (Zen 3, Ryzen 5000)
Power efficiency28.1434.10
Architecture codenameMatisse (Zen 2) (2019−2020)Cezanne-HS (Zen 3) (2021)
Release date24 September 2019 (5 years ago)12 January 2021 (3 years ago)
Launch price (MSRP)$499no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen 9 3900 and Ryzen 7 5800HS 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 cores12 (Dodeca-Core)8 (Octa-Core)
Threads2416
Base clock speed3.1 GHz2.8 GHz
Boost clock speed4.3 GHz4.4 GHz
Multiplierno data28
L1 cache64 KB (per core)64K (per core)
L2 cache512 KB (per core)512K (per core)
L3 cache64 MB16 MB (shared)
Chip lithography7 nm, 12 nm7 nm
Die size2x 74 mm2156 mm2
Maximum core temperatureno data105 °C
Number of transistors7,600 million9,800 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier+-

Compatibility

Information on Ryzen 9 3900 and Ryzen 7 5800HS 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
SocketAM4FP6
Power consumption (TDP)65 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 3900 and Ryzen 7 5800HS. You'll probably need this information if you require some particular technology.

Instruction set extensions86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI++
FMA-+
AVX++
Precision Boost 2+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 3900 and Ryzen 7 5800HS are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 3900 and Ryzen 7 5800HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR4
Maximum memory size128 GBno data
Max memory channels2no data
Maximum memory bandwidth51.196 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AAMD Radeon RX Vega 8 (Ryzen 4000/5000) ( - 2000 MHz)

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 3900 and Ryzen 7 5800HS.

PCIe version4.03.0
PCI Express lanes24no 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.


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 9 3900 19.34
+53.2%
Ryzen 7 5800HS 12.62

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 9 3900 30724
+53.3%
Ryzen 7 5800HS 20047

Geekbench 5.5 Multi-Core

Ryzen 9 3900 10190
+36.7%
Ryzen 7 5800HS 7454

Gaming performance

Pros & cons summary


Performance score 19.34 12.62
Recency 24 September 2019 12 January 2021
Physical cores 12 8
Threads 24 16
Power consumption (TDP) 65 Watt 35 Watt

Ryzen 9 3900 has a 53.2% higher aggregate performance score, and 50% more physical cores and 50% more threads.

Ryzen 7 5800HS, on the other hand, has an age advantage of 1 year, and 85.7% lower power consumption.

The Ryzen 9 3900 is our recommended choice as it beats the Ryzen 7 5800HS in performance tests.

Note that Ryzen 9 3900 is a desktop processor while Ryzen 7 5800HS is a notebook one.


Should you still have questions on choice between Ryzen 9 3900 and Ryzen 7 5800HS, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 3900
Ryzen 9 3900
AMD Ryzen 7 5800HS
Ryzen 7 5800HS

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Community ratings

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Questions & comments

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