Ryzen 7 8840HS vs Ryzen 9 7940HS

VS

Aggregate performance score

Ryzen 9 7940HS
2023
8 cores / 16 threads, 35 Watt
19.85
+24.3%

Ryzen 9 7940HS outperforms Ryzen 7 8840HS by a significant 24% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 7940HS and Ryzen 7 8840HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking297443
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
Power efficiency51.7252.01
Architecture codenamePhoenix-HS (Zen 4) (2023)Hawk Point-HS (Zen 4) (2023−2024)
Release dateJanuary 2023 (1 year ago)6 December 2023 (less than a year ago)

Detailed specifications

Ryzen 9 7940HS and Ryzen 7 8840HS 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 speed4 GHz3.3 GHz
Boost clock speed5.2 GHz5.1 GHz
L1 cache64K (per core)64 KB (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+no data

Compatibility

Information on Ryzen 9 7940HS and Ryzen 7 8840HS 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 9 7940HS and Ryzen 7 8840HS. You'll probably need this information if you require some particular technology.

Instruction set extensionsRyzen 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, SMERyzen AI, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3
AES-NI++
FMA+-
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 7940HS and Ryzen 7 8840HS are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 7940HS and Ryzen 7 8840HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR5

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 9 7940HS and Ryzen 7 8840HS.

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 9 7940HS 19.85
+24.3%
Ryzen 7 8840HS 15.97

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 7940HS 30381
+24.3%
Ryzen 7 8840HS 24445

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 9 7940HS 2462
+21.3%
Ryzen 7 8840HS 2030

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 9 7940HS 11559
+30.1%
Ryzen 7 8840HS 8884

Cinebench 15 64-bit multi-core

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

Ryzen 9 7940HS 2661
+30.1%
Ryzen 7 8840HS 2045

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 9 7940HS 284
+5.8%
Ryzen 7 8840HS 268

Geekbench 5.5 Multi-Core

Ryzen 9 7940HS 12111
+22.4%
Ryzen 7 8840HS 9897

Blender(-)

Ryzen 9 7940HS 189
Ryzen 7 8840HS 232
+22.8%

Geekbench 5.5 Single-Core

Ryzen 9 7940HS 1986
+2.3%
Ryzen 7 8840HS 1942

7-Zip Single

Ryzen 9 7940HS 6652
+7.2%
Ryzen 7 8840HS 6205

7-Zip

Ryzen 9 7940HS 71086
+17.2%
Ryzen 7 8840HS 60670

WebXPRT 3

Ryzen 9 7940HS 317
+2.9%
Ryzen 7 8840HS 308

Gaming performance

Pros & cons summary


Performance score 19.85 15.97
Power consumption (TDP) 35 Watt 28 Watt

Ryzen 9 7940HS has a 24.3% higher aggregate performance score.

Ryzen 7 8840HS, on the other hand, has 25% lower power consumption.

The Ryzen 9 7940HS is our recommended choice as it beats the Ryzen 7 8840HS in performance tests.


Should you still have questions on choice between Ryzen 9 7940HS and Ryzen 7 8840HS, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 7940HS
Ryzen 9 7940HS
AMD Ryzen 7 8840HS
Ryzen 7 8840HS

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Community ratings

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