Ryzen 9 7945HX vs i9-10940X

VS

Aggregate performance score

Core i9-10940X
2019
14 cores / 28 threads, 165 Watt
17.59
Ryzen 9 7945HX
2023
16 cores / 32 threads, 55 Watt
34.46
+95.9%

Ryzen 9 7945HX outperforms Core i9-10940X by an impressive 96% based on our aggregate benchmark results.

Primary details

Comparing Core i9-10940X and Ryzen 9 7945HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking357111
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Power efficiency10.0959.29
Architecture codenameCascade Lake-X (2019)Dragon Range-HX (Zen 4) (2023−2024)
Release date19 October 2019 (5 years ago)4 January 2023 (1 year ago)

Detailed specifications

Core i9-10940X and Ryzen 9 7945HX 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 cores14 (Tetradeca-Core)16 (Hexadeca-Core)
Threads2832
Base clock speed3.3 GHz2.5 GHz
Boost clock speed4.8 GHz5.4 GHz
Bus rate8 GT/s DMI3 MHzno data
L1 cache64K (per core)64K (per core)
L2 cache1 MB (per core)1 MB (per core)
L3 cache19.25 MB (shared)64 MB (shared)
Chip lithography14 nmCCD = 5 nm, I/O = 6 nm
Die sizeno data2x 71 mm2
Maximum core temperature86 °C100 °C
Number of transistorsno data13,140 million
64 bit support++
Windows 11 compatibility++
Unlocked multiplier++

Compatibility

Information on Core i9-10940X and Ryzen 9 7945HX 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
SocketFCLGA2066FL1
Power consumption (TDP)165 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-10940X and Ryzen 9 7945HX. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512MMX, 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++
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX+-
Turbo Boost Max 3.0+no data
Precision Boost 2no data+
Deep Learning Boost+-

Security technologies

Core i9-10940X and Ryzen 9 7945HX technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-10940X and Ryzen 9 7945HX are enumerated here.

AMD-V-+
VT-d+no data
VT-x+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-10940X and Ryzen 9 7945HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2933DDR5
Maximum memory size256 GBno data
Max memory channels4no data
Maximum memory bandwidth94 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon 610M (400 - 2200 MHz)

Peripherals

Specifications and connection of peripherals supported by Core i9-10940X and Ryzen 9 7945HX.

PCIe version3.05.0
PCI Express lanes4828

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.

i9-10940X 17.59
Ryzen 9 7945HX 34.46
+95.9%

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.

i9-10940X 27939
Ryzen 9 7945HX 54744
+95.9%

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.

i9-10940X 1567
Ryzen 9 7945HX 2737
+74.7%

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.

i9-10940X 10558
Ryzen 9 7945HX 15897
+50.6%

Gaming performance

Pros & cons summary


Performance score 17.59 34.46
Recency 19 October 2019 4 January 2023
Physical cores 14 16
Threads 28 32
Power consumption (TDP) 165 Watt 55 Watt

Ryzen 9 7945HX has a 95.9% higher aggregate performance score, an age advantage of 3 years, 14.3% more physical cores and 14.3% more threads, and 200% lower power consumption.

The Ryzen 9 7945HX is our recommended choice as it beats the Core i9-10940X in performance tests.

Note that Core i9-10940X is a desktop processor while Ryzen 9 7945HX is a notebook one.


Should you still have questions on choice between Core i9-10940X and Ryzen 9 7945HX, ask them in Comments section, and we shall answer.

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Intel Core i9-10940X
Core i9-10940X
AMD Ryzen 9 7945HX
Ryzen 9 7945HX

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Community ratings

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Questions & comments

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