Ryzen 7 8840U vs Ryzen 7 3700X

VS

Aggregate performance score

Ryzen 7 3700X
2019
8 cores / 16 threads, 65 Watt
14.18
Ryzen 7 8840U
2023
8 cores / 16 threads, 28 Watt
15.04
+6.1%

Ryzen 7 8840U outperforms Ryzen 7 3700X by a small 6% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 7 3700X and Ryzen 7 8840U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking513472
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation19.20no data
Market segmentDesktop processorLaptop
SeriesAMD Ryzen 7no data
Power efficiency20.6550.83
Architecture codenameMatisse (Zen 2) (2019−2020)Hawk Point-U (Zen 4) (2023)
Release date27 May 2019 (5 years ago)6 December 2023 (1 year ago)
Launch price (MSRP)$329no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen 7 3700X 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 cores8 (Octa-Core)8 (Octa-Core)
Threads1616
Base clock speed3.6 GHz3.3 GHz
Boost clock speed4.4 GHz5.1 GHz
L1 cache512 KB64 KB (per core)
L2 cache4 MB1 MB (per core)
L3 cache32 MB16 MB (shared)
Chip lithography7 nm, 12 nm4 nm
Die sizeno data178 mm2
Maximum core temperatureno data100 °C
Number of transistors19,200 million25,000 million
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier+-

Compatibility

Information on Ryzen 7 3700X 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 configuration1 (Uniprocessor)1
SocketAM4FP8
Power consumption (TDP)65 Watt28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 3700X and Ryzen 7 8840U. 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 7 3700X and Ryzen 7 8840U are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 7 3700X and Ryzen 7 8840U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4 Dual-channelDDR5
Maximum memory size128 GBno data
Max memory channels2no data
Maximum memory bandwidth51.196 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card-AMD Radeon 780M ( - 2700 MHz)

Peripherals

Specifications and connection of peripherals supported by Ryzen 7 3700X and Ryzen 7 8840U.

PCIe versionno data4.0
PCI Express lanesno data20

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 3700X 14.18
Ryzen 7 8840U 15.04
+6.1%

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 3700X 22527
Ryzen 7 8840U 23884
+6%

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 3700X 1672
Ryzen 7 8840U 2212
+32.3%

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 3700X 8081
Ryzen 7 8840U 9398
+16.3%

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 3700X 5839
Ryzen 7 8840U 7381
+26.4%

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 3700X 40439
Ryzen 7 8840U 41306
+2.1%

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.

Ryzen 7 3700X 13815
Ryzen 7 8840U 14245
+3.1%

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 3700X 3.71
Ryzen 7 8840U 3.28
+13.1%

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 3700X 23
Ryzen 7 8840U 24
+3.8%

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 3700X 2092
+17.4%
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.

Ryzen 7 3700X 204
Ryzen 7 8840U 266
+30.1%

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 3700X 2.3
Ryzen 7 8840U 3.22
+40%

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 3700X 11.4
Ryzen 7 8840U 11.5
+0.9%

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.  

Ryzen 7 3700X 115
Ryzen 7 8840U 119
+3.2%

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.  

Ryzen 7 3700X 270
+0.9%
Ryzen 7 8840U 267

Geekbench 5.5 Multi-Core

Ryzen 7 3700X 8960
Ryzen 7 8840U 9636
+7.5%

Blender(-)

Ryzen 7 3700X 181
Ryzen 7 8840U 283
+56%

Geekbench 5.5 Single-Core

Ryzen 7 3700X 1304
Ryzen 7 8840U 1879
+44.1%

7-Zip Single

Ryzen 7 3700X 5333
Ryzen 7 8840U 5993
+12.4%

7-Zip

Ryzen 7 3700X 57307
+6.1%
Ryzen 7 8840U 54009

Gaming performance

Pros & cons summary


Performance score 14.18 15.04
Recency 27 May 2019 6 December 2023
Chip lithography 7 nm 4 nm
Power consumption (TDP) 65 Watt 28 Watt

Ryzen 7 8840U has a 6.1% higher aggregate performance score, an age advantage of 4 years, a 75% more advanced lithography process, and 132.1% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Ryzen 7 3700X and Ryzen 7 8840U.

Note that Ryzen 7 3700X is a desktop processor while Ryzen 7 8840U is a notebook one.


Should you still have questions on choice between Ryzen 7 3700X and Ryzen 7 8840U, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


AMD Ryzen 7 3700X
Ryzen 7 3700X
AMD Ryzen 7 8840U
Ryzen 7 8840U

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


4.4 5439 votes

Rate Ryzen 7 3700X on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.2 175 votes

Rate Ryzen 7 8840U on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Ryzen 7 3700X or Ryzen 7 8840U, agree or disagree with our judgements, or report an error or mismatch.