Ryzen 7 8840U vs i7-14700K

VS

Aggregate performance score

Core i7-14700K
2023
20 cores / 28 threads, 125 Watt
33.52
+123%
Ryzen 7 8840U
2023
8 cores / 16 threads, 28 Watt
15.06

Core i7-14700K outperforms Ryzen 7 8840U by a whopping 123% based on our aggregate benchmark results.

Primary details

Comparing Core i7-14700K and Ryzen 7 8840U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking115464
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation94.97no data
Market segmentDesktop processorLaptop
Power efficiency25.3850.90
Architecture codenameRaptor Lake-R (2023−2024)Hawk Point-U (Zen 4) (2023)
Release date17 October 2023 (1 year ago)6 December 2023 (less than a year ago)
Launch price (MSRP)$319no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-14700K and Ryzen 7 8840U 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 cores20 (Icosa-Core)8 (Octa-Core)
Threads2816
Base clock speed3.4 GHz3.3 GHz
Boost clock speed5.6 GHz5.1 GHz
L1 cache80 KB (per core)64 KB (per core)
L2 cache2 MB (per core)1 MB (per core)
L3 cache33 MB (shared)16 MB (shared)
Chip lithographyIntel 7 nm4 nm
Die size257 mm2178 mm2
Maximum core temperature100 °C100 °C
Number of transistorsno data25,000 million
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier+-

Compatibility

Information on Core i7-14700K and Ryzen 7 8840U 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
SocketFCLGA1700FP8
Power consumption (TDP)125 Watt28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-14700K and Ryzen 7 8840U. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Ryzen AI, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3
AES-NI++
AVX++
Enhanced SpeedStep (EIST)+no data
Speed Shift+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX+-
Idle States+no data
Thermal Monitoring+-
SIPP+-
Turbo Boost Max 3.0+no data
Precision Boost 2no data+
Deep Learning Boost+-

Security technologies

Core i7-14700K and Ryzen 7 8840U technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data
Secure Key+no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-14700K and Ryzen 7 8840U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-14700K and Ryzen 7 8840U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4, DDR5DDR5
Maximum memory size192 GBno data
Max memory channels2no data
Maximum memory bandwidth89.6 GB/sno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel UHD Graphics 770AMD Radeon 780M ( - 2700 MHz)
Quick Sync Video+-
Clear Video HD+no data
Graphics max frequency1.6 GHzno data
Execution Units32no data

Graphics interfaces

Available interfaces and connections of Core i7-14700K and Ryzen 7 8840U integrated GPUs.

Number of displays supported4no data

Graphics image quality

Maximum display resolutions supported by Core i7-14700K and Ryzen 7 8840U integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.44096 x 2160 @ 60Hzno data
Max resolution over eDP5120 x 3200 @ 120Hzno data
Max resolution over DisplayPort7680 x 4320 @ 60Hzno data

Graphics API support

APIs supported by Core i7-14700K and Ryzen 7 8840U integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i7-14700K and Ryzen 7 8840U.

PCIe version5.0 and 4.04.0
PCI Express lanes1620

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.

i7-14700K 33.52
+123%
Ryzen 7 8840U 15.06

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.

i7-14700K 53251
+123%
Ryzen 7 8840U 23921

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.

i7-14700K 2943
+32.4%
Ryzen 7 8840U 2222

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.

i7-14700K 19104
+103%
Ryzen 7 8840U 9412

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.

i7-14700K 11886
+61%
Ryzen 7 8840U 7381

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.

i7-14700K 91124
+121%
Ryzen 7 8840U 41306

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

i7-14700K 16203
+13.7%
Ryzen 7 8840U 14245

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.

i7-14700K 2.2
+49.1%
Ryzen 7 8840U 3.28

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.

i7-14700K 58
+140%
Ryzen 7 8840U 24

Cinebench 15 64-bit multi-core

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

i7-14700K 5035
+183%
Ryzen 7 8840U 1782

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.

i7-14700K 314
+18.1%
Ryzen 7 8840U 266

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.

i7-14700K 3.74
+16.1%
Ryzen 7 8840U 3.22

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.

i7-14700K 21.8
+89.6%
Ryzen 7 8840U 11.5

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

i7-14700K 243
+105%
Ryzen 7 8840U 119

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

i7-14700K 406
+52.2%
Ryzen 7 8840U 267

Geekbench 5.5 Multi-Core

i7-14700K 21565
+133%
Ryzen 7 8840U 9258

Blender(-)

i7-14700K 100
Ryzen 7 8840U 283
+183%

Geekbench 5.5 Single-Core

i7-14700K 2107
+12.1%
Ryzen 7 8840U 1879

7-Zip Single

i7-14700K 7196
+21.5%
Ryzen 7 8840U 5921

7-Zip

i7-14700K 126436
+152%
Ryzen 7 8840U 50223

WebXPRT 3

i7-14700K 325
+7.6%
Ryzen 7 8840U 302

Gaming performance

Pros & cons summary


Performance score 33.52 15.06
Integrated graphics card 6.15 18.33
Recency 17 October 2023 6 December 2023
Physical cores 20 8
Threads 28 16
Power consumption (TDP) 125 Watt 28 Watt

i7-14700K has a 122.6% higher aggregate performance score, and 150% more physical cores and 75% more threads.

Ryzen 7 8840U, on the other hand, has 198% faster integrated GPU, an age advantage of 1 month, and 346.4% lower power consumption.

The Core i7-14700K is our recommended choice as it beats the Ryzen 7 8840U in performance tests.

Note that Core i7-14700K is a desktop processor while Ryzen 7 8840U is a notebook one.


Should you still have questions on choice between Core i7-14700K and Ryzen 7 8840U, ask them in Comments section, and we shall answer.

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Intel Core i7-14700K
Core i7-14700K
AMD Ryzen 7 8840U
Ryzen 7 8840U

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Community ratings

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