i9-14900HX vs Ryzen 5 7645HX

VS

Aggregate performance score

Ryzen 5 7645HX
2023
6 cores / 12 threads, 45 Watt
16.91
Core i9-14900HX
2024
24 cores / 32 threads, 55 Watt
28.74
+70%

Core i9-14900HX outperforms Ryzen 5 7645HX by an impressive 70% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 5 7645HX and Core i9-14900HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking388158
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
Seriesno dataRaptor Lake-HX
Power efficiency35.5649.45
Architecture codenameDragon Range (Zen4) (2023)Raptor Lake-HX Refresh (2024)
Release date4 January 2023 (1 year ago)8 January 2024 (less than a year ago)

Detailed specifications

Ryzen 5 7645HX and Core i9-14900HX 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)24 (Tetracosa-Core)
Threads1232
Base clock speed4 GHz2.2 GHz
Boost clock speed5 GHz5.7 GHz
Bus rateno data157 MHz
L1 cache64K (per core)80 KB (per core)
L2 cache1 MB (per core)2 MB (per core)
L3 cache32 MB (shared)36 MB (shared)
Chip lithography5 nmIntel 7 nm
Die size71 mm2257 mm2
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)no data72 °C
Number of transistors6570 Millionno data
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier-+

Compatibility

Information on Ryzen 5 7645HX and Core i9-14900HX 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
SocketFL1FCBGA1964
Power consumption (TDP)45 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 5 7645HX and Core i9-14900HX. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
FMA-+
AVX++
Enhanced SpeedStep (EIST)no data+
Speed Shiftno data+
Hyper-Threading Technologyno data+
TSX-+
Thermal Monitoring-+
Flex Memory Accessno data+
Turbo Boost Max 3.0no data+
Precision Boost 2+no data
Deep Learning Boost-+

Security technologies

Ryzen 5 7645HX and Core i9-14900HX technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 5 7645HX and Core i9-14900HX are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 5 7645HX and Core i9-14900HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5-5200DDR4, DDR5
Maximum memory sizeno data192 GB
Max memory channelsno data2
Maximum memory bandwidthno data89.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon 610M (400 - 2200 MHz)Intel UHD Graphics for 14th Gen Intel Processors
Quick Sync Video-+
Graphics max frequencyno data1.65 GHz
Execution Unitsno data32

Graphics interfaces

Available interfaces and connections of Ryzen 5 7645HX and Core i9-14900HX integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Ryzen 5 7645HX and Core i9-14900HX integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2160 @ 60Hz
Max resolution over eDPno data5120 x 3200 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Ryzen 5 7645HX and Core i9-14900HX integrated GPUs, sometimes API versions are included.

DirectXno data12.1
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Ryzen 5 7645HX and Core i9-14900HX.

PCIe version5.05.0 and 4.0
PCI Express lanes2816

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
i9-14900HX 28.74
+70%

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
i9-14900HX 45650
+69.9%

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.

Ryzen 5 7645HX 2656
i9-14900HX 2702
+1.7%

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.

Ryzen 5 7645HX 11577
i9-14900HX 15889
+37.2%

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
i9-14900HX 4591
+102%

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
i9-14900HX 311
+7.6%

Geekbench 5.5 Multi-Core

Ryzen 5 7645HX 10145
i9-14900HX 19975
+96.9%

Blender(-)

Ryzen 5 7645HX 224
+102%
i9-14900HX 111

Geekbench 5.5 Single-Core

Ryzen 5 7645HX 1971
i9-14900HX 2131
+8.1%

7-Zip Single

Ryzen 5 7645HX 7124
i9-14900HX 7161
+0.5%

7-Zip

Ryzen 5 7645HX 60373
i9-14900HX 115695
+91.6%

WebXPRT 3

Ryzen 5 7645HX 331
+0.6%
i9-14900HX 329

CrossMark Overall

Ryzen 5 7645HX 1939
i9-14900HX 2157
+11.2%

WebXPRT 4 Overall

Ryzen 5 7645HX 273
i9-14900HX 304
+11.4%

Blender v3.3 Classroom CPU(-)

Ryzen 5 7645HX 360
+76.9%
i9-14900HX 204

Geekbench 6.3 Multi-Core

Ryzen 5 7645HX 11717
i9-14900HX 17559
+49.9%

Geekbench 6.3 Single-Core

Ryzen 5 7645HX 2717
i9-14900HX 3016
+11%

Gaming performance

Pros & cons summary


Performance score 16.91 28.74
Integrated graphics card 2.85 5.58
Recency 4 January 2023 8 January 2024
Physical cores 6 24
Threads 12 32
Power consumption (TDP) 45 Watt 55 Watt

Ryzen 5 7645HX has 22.2% lower power consumption.

i9-14900HX, on the other hand, has a 70% higher aggregate performance score, 95.8% faster integrated GPU, an age advantage of 1 year, and 300% more physical cores and 166.7% more threads.

The Core i9-14900HX is our recommended choice as it beats the Ryzen 5 7645HX in performance tests.


Should you still have questions on choice between Ryzen 5 7645HX and Core i9-14900HX, ask them in Comments section, and we shall answer.

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AMD Ryzen 5 7645HX
Ryzen 5 7645HX
Intel Core i9-14900HX
Core i9-14900HX

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Community ratings

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