Ryzen 5 7640HS vs Ryzen 5 7645HX

VS

Aggregate performance score

Ryzen 5 7645HX
2023
6 cores / 12 threads, 45 Watt
16.91
+16.1%
Ryzen 5 7640HS
2023
6 cores / 12 threads, 35 Watt
14.56

Ryzen 5 7645HX outperforms Ryzen 5 7640HS by a moderate 16% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 5 7645HX and Ryzen 5 7640HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking388495
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
Power efficiency35.5639.37
Architecture codenameDragon Range (Zen4) (2023)Phoenix-HS (Zen 4) (2023)
Release date4 January 2023 (1 year ago)January 2023 (1 year ago)

Detailed specifications

Ryzen 5 7645HX and Ryzen 5 7640HS 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)6 (Hexa-Core)
Threads1212
Base clock speed4 GHz4.3 GHz
Boost clock speed5 GHz5 GHz
L1 cache64K (per core)64K (per core)
L2 cache1 MB (per core)1 MB (per core)
L3 cache32 MB (shared)16 MB (shared)
Chip lithography5 nm4 nm
Die size71 mm2178 mm2
Maximum core temperature100 °C100 °C
Number of transistors6570 Million25,000 million
64 bit support++
Windows 11 compatibility++

Compatibility

Information on Ryzen 5 7645HX and Ryzen 5 7640HS 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
SocketFL1FP8
Power consumption (TDP)45 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 5 7645HX and Ryzen 5 7640HS. You'll probably need this information if you require some particular technology.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 5 7645HX and Ryzen 5 7640HS are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 5 7645HX and Ryzen 5 7640HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5-5200DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon 610M (400 - 2200 MHz)AMD Radeon 760M ( - 2600 MHz)

Peripherals

Specifications and connection of peripherals supported by Ryzen 5 7645HX and Ryzen 5 7640HS.

PCIe version5.04.0
PCI Express lanes2820

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 7645HX 16.91
+16.1%
Ryzen 5 7640HS 14.56

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 7645HX 26868
+16.2%
Ryzen 5 7640HS 23129

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 7645HX 2656
+15.9%
Ryzen 5 7640HS 2291

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 7645HX 11577
+26.4%
Ryzen 5 7640HS 9159

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 7645HX 2276
+9.5%
Ryzen 5 7640HS 2079

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 7645HX 289
+6.6%
Ryzen 5 7640HS 271

Geekbench 5.5 Multi-Core

Ryzen 5 7645HX 10145
+8.4%
Ryzen 5 7640HS 9355

Blender(-)

Ryzen 5 7645HX 224
Ryzen 5 7640HS 245
+9.4%

Geekbench 5.5 Single-Core

Ryzen 5 7645HX 1971
+1.5%
Ryzen 5 7640HS 1941

7-Zip Single

Ryzen 5 7645HX 7124
+10.2%
Ryzen 5 7640HS 6465

7-Zip

Ryzen 5 7645HX 60373
+9.9%
Ryzen 5 7640HS 54954

WebXPRT 3

Ryzen 5 7645HX 331
+4.7%
Ryzen 5 7640HS 316

WebXPRT 4 Overall

Ryzen 5 7645HX 273
+6.2%
Ryzen 5 7640HS 257

Blender v3.3 Classroom CPU(-)

Ryzen 5 7645HX 360
Ryzen 5 7640HS 393
+9.2%

Geekbench 6.3 Multi-Core

Ryzen 5 7645HX 11717
+7.1%
Ryzen 5 7640HS 10936

Geekbench 6.3 Single-Core

Ryzen 5 7645HX 2717
+3.7%
Ryzen 5 7640HS 2620

Gaming performance

Pros & cons summary


Performance score 16.91 14.56
Integrated graphics card 2.85 14.90
Chip lithography 5 nm 4 nm
Power consumption (TDP) 45 Watt 35 Watt

Ryzen 5 7645HX has a 16.1% higher aggregate performance score.

Ryzen 5 7640HS, on the other hand, has 422.8% faster integrated GPU, a 25% more advanced lithography process, and 28.6% lower power consumption.

The Ryzen 5 7645HX is our recommended choice as it beats the Ryzen 5 7640HS in performance tests.


Should you still have questions on choice between Ryzen 5 7645HX and Ryzen 5 7640HS, ask them in Comments section, and we shall answer.

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AMD Ryzen 5 7645HX
Ryzen 5 7645HX
AMD Ryzen 5 7640HS
Ryzen 5 7640HS

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Community ratings

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Questions & comments

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