Ryzen 7 7840HS vs Ryzen 5 7640HS

VS

Aggregate performance score

Ryzen 5 7640HS
2023
6 cores / 12 threads, 35 Watt
14.56
Ryzen 7 7840HS
2023
8 cores / 16 threads, 35 Watt
18.20
+25%

Ryzen 7 7840HS outperforms Ryzen 5 7640HS by a significant 25% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 5 7640HS and Ryzen 7 7840HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking495333
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
Power efficiency39.3749.21
Architecture codenamePhoenix-HS (Zen 4) (2023)Phoenix-HS (Zen 4) (2023)
Release dateJanuary 2023 (1 year ago)January 2023 (1 year ago)

Detailed specifications

Ryzen 5 7640HS and Ryzen 7 7840HS 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 speed4.3 GHz3.8 GHz
Boost clock speed5 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++

Compatibility

Information on Ryzen 5 7640HS and Ryzen 7 7840HS 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 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 5 7640HS and Ryzen 7 7840HS. You'll probably need this information if you require some particular technology.

Instruction set extensionsRyzen AI, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3Ryzen 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, SME
AES-NI++
FMA-+
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 5 7640HS and Ryzen 7 7840HS are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 5 7640HS and Ryzen 7 7840HS. 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 760M ( - 2600 MHz)AMD Radeon 780M ( - 2700 MHz)

Peripherals

Specifications and connection of peripherals supported by Ryzen 5 7640HS and Ryzen 7 7840HS.

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 5 7640HS 14.56
Ryzen 7 7840HS 18.20
+25%

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 7640HS 23129
Ryzen 7 7840HS 28912
+25%

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 5 7640HS 2291
Ryzen 7 7840HS 2367
+3.3%

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 5 7640HS 9159
Ryzen 7 7840HS 11009
+20.2%

Cinebench 15 64-bit multi-core

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

Ryzen 5 7640HS 2079
Ryzen 7 7840HS 2573
+23.8%

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 5 7640HS 271
Ryzen 7 7840HS 279
+2.8%

Geekbench 5.5 Multi-Core

Ryzen 5 7640HS 9355
Ryzen 7 7840HS 11874
+26.9%

Blender(-)

Ryzen 5 7640HS 245
+25%
Ryzen 7 7840HS 196

Geekbench 5.5 Single-Core

Ryzen 5 7640HS 1941
Ryzen 7 7840HS 1964
+1.2%

7-Zip Single

Ryzen 5 7640HS 6465
Ryzen 7 7840HS 6618
+2.4%

7-Zip

Ryzen 5 7640HS 54954
Ryzen 7 7840HS 70330
+28%

WebXPRT 3

Ryzen 5 7640HS 316
Ryzen 7 7840HS 321
+1.6%

WebXPRT 4 Overall

Ryzen 5 7640HS 257
Ryzen 7 7840HS 263
+2.3%

Blender v3.3 Classroom CPU(-)

Ryzen 5 7640HS 393
+23.4%
Ryzen 7 7840HS 319

Geekbench 6.3 Multi-Core

Ryzen 5 7640HS 10936
Ryzen 7 7840HS 13112
+19.9%

Geekbench 6.3 Single-Core

Ryzen 5 7640HS 2620
Ryzen 7 7840HS 2670
+1.9%

Gaming performance

Pros & cons summary


Performance score 14.56 18.20
Integrated graphics card 14.90 18.32
Physical cores 6 8
Threads 12 16

Ryzen 7 7840HS has a 25% higher aggregate performance score, 23% faster integrated GPU, and 33.3% more physical cores and 33.3% more threads.

The Ryzen 7 7840HS is our recommended choice as it beats the Ryzen 5 7640HS in performance tests.


Should you still have questions on choice between Ryzen 5 7640HS and Ryzen 7 7840HS, ask them in Comments section, and we shall answer.

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AMD Ryzen 5 7640HS
Ryzen 5 7640HS
AMD Ryzen 7 7840HS
Ryzen 7 7840HS

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Community ratings

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