Ryzen 7 7840U vs Ryzen 7 7840HS

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Aggregated performance score

Ryzen 7 7840HS
2023
8 cores / 16 threads
18.75
+16%

Ryzen 7 7840HS outperforms Ryzen 7 7840U by a moderate 16% based on our aggregated benchmark results.

Primary details

Comparing Ryzen 7 7840HS and Ryzen 7 7840U processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking279370
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
Seriesno dataAMD Phoenix (Zen 4, Ryzen 7040)
Architecture codenamePhoenix-HS (Zen 4)Phoenix-U (Zen 4)
Release dateJanuary 2023 (1 year ago)May 2023 (1 year ago)

Detailed specifications

Ryzen 7 7840HS and Ryzen 7 7840U 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 speed3.8 GHz3.3 GHz
Boost clock speed5.1 GHz5.1 GHz
L1 cache64K (per core)64K (per core)
L2 cache1 MB (per core)1 MB (per core)
L3 cache16 MB (shared)16 MB (shared)
Chip lithography4 nm4 nm
Die size178 mm2178 mm2
Maximum core temperature100 °C100 °C
Number of transistors25,000 million25,000 million
64 bit support++
Windows 11 compatibility++
Unlocked multiplierNoNo

Compatibility

Information on Ryzen 7 7840HS and Ryzen 7 7840U 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
SocketFP8FP8
Power consumption (TDP)35 Watt28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 7840HS and Ryzen 7 7840U. You'll probably need this information if you require some particular technology.

Instruction set extensionsDDR5-5600/LPDDR5x-7500 RAM (incl. ECC), PCIe 4, Ryzen AI, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SMEno data
AES-NI++
FMA+no data
AVX++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 7 7840HS and Ryzen 7 7840U are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 7 7840HS and Ryzen 7 7840U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR5-5600

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon 780MAMD Radeon 780M

Peripherals

Specifications and connection of peripherals supported by Ryzen 7 7840HS and Ryzen 7 7840U.

PCIe version4.04.0
PCI Express lanes2020

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 7 7840HS 18.75
+16%
Ryzen 7 7840U 16.17

Ryzen 7 7840HS outperforms Ryzen 7 7840U by 16% based on our aggregated 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 7 7840HS 28996
+16%
Ryzen 7 7840U 25005

Ryzen 7 7840HS outperforms Ryzen 7 7840U by 16% 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 7 7840HS 2388
+14%
Ryzen 7 7840U 2094

Ryzen 7 7840HS outperforms Ryzen 7 7840U by 14% 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 7 7840HS 11230
+29%
Ryzen 7 7840U 8703

Ryzen 7 7840HS outperforms Ryzen 7 7840U by 29% in GeekBench 5 Multi-Core.

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Benchmark coverage: 20%

Ryzen 7 7840HS 7709
+15.6%
Ryzen 7 7840U 6669

Ryzen 7 7840HS outperforms Ryzen 7 7840U by 16% in Cinebench 10 32-bit single-core.

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Benchmark coverage: 19%

Ryzen 7 7840HS 50264
+30.6%
Ryzen 7 7840U 38490

Ryzen 7 7840HS outperforms Ryzen 7 7840U by 31% in Cinebench 10 32-bit multi-core.

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.

Benchmark coverage: 19%

Ryzen 7 7840HS 15665
+25.5%
Ryzen 7 7840U 12482

Ryzen 7 7840HS outperforms Ryzen 7 7840U by 26% in 3DMark06 CPU.

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Benchmark coverage: 18%

Ryzen 7 7840HS 2.63
+33.5%
Ryzen 7 7840U 3.51

Ryzen 7 7840U outperforms Ryzen 7 7840HS by 33% in wPrime 32.

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

Benchmark coverage: 17%

Ryzen 7 7840HS 30
+33.7%
Ryzen 7 7840U 23

Ryzen 7 7840HS outperforms Ryzen 7 7840U by 34% in Cinebench 11.5 64-bit 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 7 7840HS 2581
+30%
Ryzen 7 7840U 1986

Ryzen 7 7840HS outperforms Ryzen 7 7840U by 30% 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 7 7840HS 279
+5.7%
Ryzen 7 7840U 264

Ryzen 7 7840HS outperforms Ryzen 7 7840U by 6% in Cinebench 15 64-bit single-core.

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark 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 loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

Benchmark coverage: 14%

Ryzen 7 7840HS 3.33
+19.4%
Ryzen 7 7840U 2.79

Ryzen 7 7840HS outperforms Ryzen 7 7840U by 19% in Cinebench 11.5 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 7 7840HS 14.9
+76.3%
Ryzen 7 7840U 8.5

Ryzen 7 7840HS outperforms Ryzen 7 7840U by 76% in TrueCrypt AES.

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.

Benchmark coverage: 13%

Ryzen 7 7840HS 7699
+34.5%
Ryzen 7 7840U 5723

Ryzen 7 7840HS outperforms Ryzen 7 7840U by 35% in WinRAR 4.0.

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.  

Benchmark coverage: 13%

Ryzen 7 7840HS 298
+25.6%
Ryzen 7 7840U 237

Ryzen 7 7840HS outperforms Ryzen 7 7840U by 26% in x264 encoding pass 1.

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.  

Benchmark coverage: 13%

Ryzen 7 7840HS 149
+37.2%
Ryzen 7 7840U 109

Ryzen 7 7840HS outperforms Ryzen 7 7840U by 37% in x264 encoding pass 2.

Gaming performance

Pros & cons summary


Performance score 18.75 16.17
Power consumption (TDP) 35 Watt 28 Watt

The Ryzen 7 7840HS is our recommended choice as it beats the Ryzen 7 7840U in performance tests.


Should you still have questions on choice between Ryzen 7 7840HS and Ryzen 7 7840U, ask them in Comments section, and we shall answer.

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AMD Ryzen 7 7840HS
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