Ryzen 7 9800X3D vs Ryzen 5 8540U

VS

Aggregate performance score

Ryzen 5 8540U
2023
6 cores / 12 threads, 28 Watt
11.84
Ryzen 7 9800X3D
2024
8 cores / 16 threads, 120 Watt
25.28
+114%

Ryzen 7 9800X3D outperforms Ryzen 5 8540U by a whopping 114% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 5 8540U and Ryzen 7 9800X3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking659203
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data44.64
Market segmentLaptopDesktop processor
Power efficiency39.9919.92
Architecture codenameHawk Point-U (Zen 4 + Zen 4c) (2023)Granite Ridge (2024)
Release date6 December 2023 (1 year ago)7 November 2024 (less than a year ago)
Launch price (MSRP)no data$479

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen 5 8540U and Ryzen 7 9800X3D 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 cores6 (Hexa-Core)8 (Octa-Core)
Threads1216
Base clock speed3.2 GHz4.7 GHz
Boost clock speed4.9 GHz5.2 GHz
L1 cache64 KB (per core)80 KB (per core)
L2 cache1 MB (per core)1 MB (per core)
L3 cache16 MB (shared)96 MB (shared)
Chip lithography4 nm4 nm
Die size137 mm270.6 mm2
Maximum core temperature100 °Cno data
Number of transistors20,900 million8,315 million
64 bit support++
Unlocked multiplier-+

Compatibility

Information on Ryzen 5 8540U and Ryzen 7 9800X3D 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
SocketFP7AM5
Power consumption (TDP)28 Watt120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 5 8540U and Ryzen 7 9800X3D. You'll probably need this information if you require some particular technology.

Instruction set extensionsAES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3no data
AES-NI++
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 5 8540U and Ryzen 7 9800X3D are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 5 8540U and Ryzen 7 9800X3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon 740M ( - 2800 MHz)AMD Radeon Graphics

Peripherals

Specifications and connection of peripherals supported by Ryzen 5 8540U and Ryzen 7 9800X3D.

PCIe version4.05.0
PCI Express lanes1424

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 5 8540U 11.84
Ryzen 7 9800X3D 25.28
+114%

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 5 8540U 18812
Ryzen 7 9800X3D 40155
+113%

Gaming performance

Pros & cons summary


Performance score 11.84 25.28
Integrated graphics card 8.29 1.98
Recency 6 December 2023 7 November 2024
Physical cores 6 8
Threads 12 16
Power consumption (TDP) 28 Watt 120 Watt

Ryzen 5 8540U has 318.7% faster integrated GPU, and 328.6% lower power consumption.

Ryzen 7 9800X3D, on the other hand, has a 113.5% higher aggregate performance score, an age advantage of 11 months, and 33.3% more physical cores and 33.3% more threads.

The Ryzen 7 9800X3D is our recommended choice as it beats the Ryzen 5 8540U in performance tests.

Be aware that Ryzen 5 8540U is a notebook processor while Ryzen 7 9800X3D is a desktop one.


Should you still have questions on choice between Ryzen 5 8540U and Ryzen 7 9800X3D, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


AMD Ryzen 5 8540U
Ryzen 5 8540U
AMD Ryzen 7 9800X3D
Ryzen 7 9800X3D

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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

Here you can ask a question about Ryzen 5 8540U or Ryzen 7 9800X3D, agree or disagree with our judgements, or report an error or mismatch.