Ryzen 9 6900HX vs Ryzen 9 5900H

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Aggregate performance score

Ryzen 9 5900H
2021
8 cores / 16 threads, 45 Watt
12.94
Ryzen 9 6900HX
2022
8 cores / 16 threads, 45 Watt
15.55
+20.2%

Ryzen 9 6900HX outperforms Ryzen 9 5900H by a significant 20% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 5900H and Ryzen 9 6900HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking591448
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesAMD Cezanne (Zen 3, Ryzen 5000)AMD Rembrandt (Zen 3+)
Power efficiency27.2132.70
Architecture codenameCezanne U (Zen 3) (2021−2022)Rembrandt-H (Zen 3+) (2022)
Release date7 January 2021 (3 years ago)January 2022 (2 years ago)

Detailed specifications

Ryzen 9 5900H and Ryzen 9 6900HX 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 cores8 (Octa-Core)8 (Octa-Core)
Threads1616
Base clock speed3.3 GHz3.3 GHz
Boost clock speed4.6 GHz4.9 GHz
L1 cache512 KB64K (per core)
L2 cache4 MB512K (per core)
L3 cache16 MB16 MB (shared)
Chip lithography7 nm6 nm
Die sizeno data208 mm2
Maximum core temperatureno data95 °C
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on Ryzen 9 5900H and Ryzen 9 6900HX 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 configurationno data1
SocketFP6FP7
Power consumption (TDP)45 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 5900H and Ryzen 9 6900HX. You'll probably need this information if you require some particular technology.

Instruction set extensionsXFR, FMA3, SSE 4.2, AVX2, SMTMMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHA
AES-NI-+
AVX-+
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 5900H and Ryzen 9 6900HX are enumerated here.

AMD-V-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 5900H and Ryzen 9 6900HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon RX Vega 8 (Ryzen 4000)AMD Radeon 680M ( - 2400 MHz)

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 5900H and Ryzen 9 6900HX.

PCIe versionno data4.0
PCI Express lanesno data20

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 5900H 12.94
Ryzen 9 6900HX 15.55
+20.2%

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 5900H 20557
Ryzen 9 6900HX 24705
+20.2%

Gaming performance

Pros & cons summary


Performance score 12.94 15.55
Integrated graphics card 9.05 15.33
Chip lithography 7 nm 6 nm

Ryzen 9 6900HX has a 20.2% higher aggregate performance score, 69.4% faster integrated GPU, and a 16.7% more advanced lithography process.

The Ryzen 9 6900HX is our recommended choice as it beats the Ryzen 9 5900H in performance tests.


Should you still have questions on choice between Ryzen 9 5900H and Ryzen 9 6900HX, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 5900H
Ryzen 9 5900H
AMD Ryzen 9 6900HX
Ryzen 9 6900HX

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


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Questions & comments

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