Ryzen 9 7945HX3D vs Ryzen 7 2700X

VS

Aggregate performance score

Ryzen 7 2700X
2018
8 cores / 16 threads, 105 Watt
11.02
Ryzen 9 7945HX3D
2023
16 cores / 32 threads, 55 Watt
36.14
+228%

Ryzen 9 7945HX3D outperforms Ryzen 7 2700X by a whopping 228% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 7 2700X and Ryzen 9 7945HX3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking70999
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation9.32no data
Market segmentDesktop processorLaptop
SeriesAMD Ryzen 7AMD Dragon Range (Zen 4, Ryzen 7045)
Power efficiency9.9362.15
Architecture codenameZen+ (2018−2019)Dragon Range-HX (Zen 4) (2023−2024)
Release date19 April 2018 (6 years ago)27 July 2023 (1 year ago)
Launch price (MSRP)$329no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen 7 2700X and Ryzen 9 7945HX3D 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)16 (Hexadeca-Core)
Threads1632
Base clock speed3.7 GHz2.3 GHz
Boost clock speed4.35 GHz5.4 GHz
Bus rate4 × 8 GT/sno data
Multiplier37no data
L1 cache96K (per core)64 KB (per core)
L2 cache512K (per core)1 MB (per core)
L3 cache16 MB (shared)128 MB (shared)
Chip lithography12 nm5 nm
Die size192 mm22x 71 mm2
Maximum core temperatureno data89 °C
Number of transistors4,800 million17,840 million
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier++

Compatibility

Information on Ryzen 7 2700X and Ryzen 9 7945HX3D 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 configuration1 (Uniprocessor)1
SocketAM4FL1
Power consumption (TDP)105 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 2700X and Ryzen 9 7945HX3D. You'll probably need this information if you require some particular technology.

Instruction set extensionsSSE4.2, SSE4A, AMD-V, AES, AVX2, FMA3, SHAno data
AES-NI++
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 7 2700X and Ryzen 9 7945HX3D are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 7 2700X and Ryzen 9 7945HX3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4 Dual-channelDDR5-5200
Maximum memory size64 GBno data
Max memory channels2no data
Maximum memory bandwidth46.933 GB/sno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

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

Peripherals

Specifications and connection of peripherals supported by Ryzen 7 2700X and Ryzen 9 7945HX3D.

PCIe version3.05.0
PCI Express lanes2028

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 2700X 11.02
Ryzen 9 7945HX3D 36.14
+228%

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 2700X 17509
Ryzen 9 7945HX3D 57404
+228%

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 2700X 1254
Ryzen 9 7945HX3D 2762
+120%

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 2700X 6118
Ryzen 9 7945HX3D 16400
+168%

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.

Ryzen 7 2700X 5256
Ryzen 9 7945HX3D 8478
+61.3%

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.

Ryzen 7 2700X 34763
Ryzen 9 7945HX3D 70414
+103%

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.

Ryzen 7 2700X 3.48
+69.5%
Ryzen 9 7945HX3D 5.9

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.

Ryzen 7 2700X 19
Ryzen 9 7945HX3D 62
+231%

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 2700X 1762
Ryzen 9 7945HX3D 5600
+218%

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 2700X 176
Ryzen 9 7945HX3D 311
+77%

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.

Ryzen 7 2700X 1.95
Ryzen 9 7945HX3D 3.7
+89.7%

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.

Ryzen 7 2700X 10.6
Ryzen 9 7945HX3D 23.4
+121%

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.

Ryzen 7 2700X 4779
Ryzen 9 7945HX3D 51122
+970%

Geekbench 5.5 Multi-Core

Ryzen 7 2700X 7022
Ryzen 9 7945HX3D 19875
+183%

Geekbench 5.5 Single-Core

Ryzen 7 2700X 1177
Ryzen 9 7945HX3D 2133
+81.2%

7-Zip Single

Ryzen 7 2700X 4647
Ryzen 9 7945HX3D 7573
+63%

7-Zip

Ryzen 7 2700X 45814
Ryzen 9 7945HX3D 136201
+197%

Gaming performance

Pros & cons summary


Performance score 11.02 36.14
Recency 19 April 2018 27 July 2023
Physical cores 8 16
Threads 16 32
Chip lithography 12 nm 5 nm
Power consumption (TDP) 105 Watt 55 Watt

Ryzen 9 7945HX3D has a 227.9% higher aggregate performance score, an age advantage of 5 years, 100% more physical cores and 100% more threads, a 140% more advanced lithography process, and 90.9% lower power consumption.

The Ryzen 9 7945HX3D is our recommended choice as it beats the Ryzen 7 2700X in performance tests.

Note that Ryzen 7 2700X is a desktop processor while Ryzen 9 7945HX3D is a notebook one.


Should you still have questions on choice between Ryzen 7 2700X and Ryzen 9 7945HX3D, ask them in Comments section, and we shall answer.

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AMD Ryzen 7 2700X
Ryzen 7 2700X
AMD Ryzen 9 7945HX3D
Ryzen 9 7945HX3D

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