Ryzen 9 PRO 7940HS vs Ryzen 7 7840HS

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Aggregate performance score

Ryzen 7 7840HS
2023
8 cores / 16 threads, 35 Watt
18.88
+2.5%
Ryzen 9 PRO 7940HS
2023
8 cores / 16 threads, 35 Watt
18.42

Ryzen 7 7840HS outperforms Ryzen 9 PRO 7940HS by a minimal 2% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 7 7840HS and Ryzen 9 PRO 7940HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking326341
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
Seriesno dataAMD Phoenix (Zen 4, Ryzen 7040)
Power efficiency49.1947.99
Architecture codenamePhoenix-HS (Zen 4) (2023)Phoenix-HS (Zen 4) (2023)
Release dateJanuary 2023 (1 year ago)13 June 2023 (1 year ago)

Detailed specifications

Ryzen 7 7840HS and Ryzen 9 PRO 7940HS 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 GHz4 GHz
Boost clock speed5.1 GHz5.2 GHz
L1 cache64K (per core)512 KB
L2 cache1 MB (per core)8 MB
L3 cache16 MB (shared)16 MB
Chip lithography4 nm4 nm
Die size178 mm2178 mm2
Maximum core temperature100 °C100 °C
Number of transistors25,000 millionno data
64 bit support++
Windows 11 compatibility+no data

Compatibility

Information on Ryzen 7 7840HS and Ryzen 9 PRO 7940HS 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 configuration1no data
SocketFP8FP7/FP8
Power consumption (TDP)35 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 7840HS and Ryzen 9 PRO 7940HS. 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, SMEno data
AES-NI+-
FMA+-
AVX+-
Precision Boost 2+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 7 7840HS and Ryzen 9 PRO 7940HS are enumerated here.

AMD-V+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 7 7840HS and Ryzen 9 PRO 7940HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5no data

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 9 PRO 7940HS.

PCIe version4.0no data
PCI Express lanes20no data

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 18.88
+2.5%
Ryzen 9 PRO 7940HS 18.42

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 7 7840HS 28890
+2.5%
Ryzen 9 PRO 7940HS 28187

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 7 7840HS 2367
+3.1%
Ryzen 9 PRO 7940HS 2296

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 7 7840HS 10994
+1.4%
Ryzen 9 PRO 7940HS 10846

Cinebench 15 64-bit multi-core

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

Ryzen 7 7840HS 2573
+9%
Ryzen 9 PRO 7940HS 2360

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 7 7840HS 279
+1.3%
Ryzen 9 PRO 7940HS 275

Geekbench 5.5 Multi-Core

Ryzen 7 7840HS 11874
+19.2%
Ryzen 9 PRO 7940HS 9959

Blender(-)

Ryzen 7 7840HS 196
Ryzen 9 PRO 7940HS 214
+9.2%

Geekbench 5.5 Single-Core

Ryzen 7 7840HS 1964
+0.4%
Ryzen 9 PRO 7940HS 1956

7-Zip Single

Ryzen 7 7840HS 6618
+6.5%
Ryzen 9 PRO 7940HS 6215

7-Zip

Ryzen 7 7840HS 70330
+14.7%
Ryzen 9 PRO 7940HS 61303

WebXPRT 3

Ryzen 7 7840HS 321
+8.4%
Ryzen 9 PRO 7940HS 296

Gaming performance

Pros & cons summary


Performance score 18.88 18.42

Ryzen 7 7840HS has a 2.5% higher aggregate performance score.

Given the minimal performance differences, no clear winner can be declared between Ryzen 7 7840HS and Ryzen 9 PRO 7940HS.


Should you still have questions on choice between Ryzen 7 7840HS and Ryzen 9 PRO 7940HS, ask them in Comments section, and we shall answer.

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AMD Ryzen 7 7840HS
Ryzen 7 7840HS
AMD Ryzen 9 PRO 7940HS
Ryzen 9 PRO 7940HS

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Community ratings

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Questions & comments

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