Ryzen 7 7840U vs Celeron N2820

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Primary details

Comparing Celeron N2820 and Ryzen 7 7840U processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance rankingnot rated370
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel CeleronAMD Phoenix (Zen 4, Ryzen 7040)
Architecture codenameBay Trail-M (2013−2014)Phoenix-U (Zen 4)
Release date1 December 2013 (10 years ago)May 2023 (1 year ago)
Launch price (MSRP)$107no data
Current price$215 (2x MSRP)no data

Detailed specifications

Celeron N2820 and Ryzen 7 7840U 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 cores2 (Dual-core)8 (Octa-Core)
Threads216
Base clock speed2.13 GHz3.3 GHz
Boost clock speed2.39 GHz5.1 GHz
L1 cache56K (per core)64K (per core)
L2 cache512K (per core)1 MB (per core)
L3 cache0 KB16 MB (shared)
Chip lithography22 nm4 nm
Die sizeno data178 mm2
Maximum core temperature105 °C100 °C
Number of transistorsno data25,000 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplierNoNo

Compatibility

Information on Celeron N2820 and Ryzen 7 7840U 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
SocketFCBGA1170FP8
Power consumption (TDP)7.5 Watt28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron N2820 and Ryzen 7 7840U. You'll probably need this information if you require some particular technology.

AES-NI-+
AVXno data+
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Idle States+no data
Smart Connect+no data
StatusDiscontinuedno data
RST-no data

Security technologies

Celeron N2820 and Ryzen 7 7840U technologies aimed at improving security, for example, by protecting against hacks.

EDB+no data
Identity Protection-no data
Anti-Theft-no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron N2820 and Ryzen 7 7840U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron N2820 and Ryzen 7 7840U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5-5600
Maximum memory size8 GBno data
Max memory channels2no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel® HD Graphics for Intel Atom® Processor Z3700 SeriesAMD Radeon 780M
Graphics max frequency756 MHzno data

Graphics interfaces

Available interfaces and connections of Celeron N2820 and Ryzen 7 7840U integrated GPUs.

Number of displays supported2no data

Peripherals

Specifications and connection of peripherals supported by Celeron N2820 and Ryzen 7 7840U.

PCIe version2.04.0
PCI Express lanes420
USB revision3.0 and 2.0no data
Total number of SATA ports2no data
Number of USB ports5no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


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.

Benchmark coverage: 68%

Celeron N2820 502
Ryzen 7 7840U 25005
+4881%

Ryzen 7 7840U outperforms Celeron N2820 by 4881% in Passmark.

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.

Benchmark coverage: 42%

Celeron N2820 198
Ryzen 7 7840U 2094
+958%

Ryzen 7 7840U outperforms Celeron N2820 by 958% in GeekBench 5 Single-Core.

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.

Benchmark coverage: 42%

Celeron N2820 343
Ryzen 7 7840U 8703
+2437%

Ryzen 7 7840U outperforms Celeron N2820 by 2437% in GeekBench 5 Multi-Core.

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.

Benchmark coverage: 20%

Celeron N2820 1061
Ryzen 7 7840U 6669
+529%

Ryzen 7 7840U outperforms Celeron N2820 by 529% in Cinebench 10 32-bit single-core.

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.

Benchmark coverage: 19%

Celeron N2820 2010
Ryzen 7 7840U 38490
+1815%

Ryzen 7 7840U outperforms Celeron N2820 by 1815% in Cinebench 10 32-bit multi-core.

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.

Benchmark coverage: 19%

Celeron N2820 1418
Ryzen 7 7840U 12482
+780%

Ryzen 7 7840U outperforms Celeron N2820 by 780% in 3DMark06 CPU.

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.

Benchmark coverage: 18%

Celeron N2820 48.5
Ryzen 7 7840U 3.51
+1282%

Celeron N2820 outperforms Ryzen 7 7840U by 1282% in wPrime 32.

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.

Benchmark coverage: 17%

Celeron N2820 1
Ryzen 7 7840U 23
+3180%

Ryzen 7 7840U outperforms Celeron N2820 by 3180% in Cinebench 11.5 64-bit multi-core.

Cinebench 15 64-bit multi-core

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

Benchmark coverage: 15%

Celeron N2820 58
Ryzen 7 7840U 1986
+3324%

Ryzen 7 7840U outperforms Celeron N2820 by 3324% in Cinebench 15 64-bit multi-core.

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.

Benchmark coverage: 15%

Celeron N2820 38
Ryzen 7 7840U 264
+597%

Ryzen 7 7840U outperforms Celeron N2820 by 597% in Cinebench 15 64-bit single-core.

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.

Benchmark coverage: 14%

Celeron N2820 0.36
Ryzen 7 7840U 2.79
+675%

Ryzen 7 7840U outperforms Celeron N2820 by 675% in Cinebench 11.5 64-bit single-core.

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.

Benchmark coverage: 13%

Celeron N2820 0.1
Ryzen 7 7840U 8.5
+6400%

Ryzen 7 7840U outperforms Celeron N2820 by 6400% in TrueCrypt AES.

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.

Benchmark coverage: 13%

Celeron N2820 675
Ryzen 7 7840U 5723
+748%

Ryzen 7 7840U outperforms Celeron N2820 by 748% in WinRAR 4.0.

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.  

Benchmark coverage: 13%

Celeron N2820 27
Ryzen 7 7840U 237
+796%

Ryzen 7 7840U outperforms Celeron N2820 by 796% in x264 encoding pass 1.

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.  

Benchmark coverage: 13%

Celeron N2820 6
Ryzen 7 7840U 109
+1776%

Ryzen 7 7840U outperforms Celeron N2820 by 1776% in x264 encoding pass 2.

Pros & cons summary


Physical cores 2 8
Threads 2 16
Chip lithography 22 nm 4 nm
Power consumption (TDP) 7 Watt 28 Watt

We couldn't decide between Celeron N2820 and Ryzen 7 7840U. We've got no test results to judge.


Should you still have questions on choice between Celeron N2820 and Ryzen 7 7840U, ask them in Comments section, and we shall answer.

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Intel Celeron N2820
Celeron N2820
AMD Ryzen 7 7840U
Ryzen 7 7840U

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