Ryzen 7 PRO 7840U vs Celeron U3400

VS

Aggregate performance score

Celeron U3400
2010
2 cores / 2 threads, 18 Watt
0.32
Ryzen 7 PRO 7840U
2023
8 cores / 16 threads, 28 Watt
15.39
+4709%

Ryzen 7 PRO 7840U outperforms Celeron U3400 by a whopping 4709% based on our aggregate benchmark results.

Primary details

Comparing Celeron U3400 and Ryzen 7 PRO 7840U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking3094450
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel CeleronAMD Phoenix (Zen 4, Ryzen 7040)
Power efficiency1.6952.31
Architecture codenameWestmere (2010−2011)Phoenix (Zen 4) (2023)
Release date24 May 2010 (14 years ago)3 May 2023 (1 year ago)

Detailed specifications

Celeron U3400 and Ryzen 7 PRO 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 speed1.06 GHz3.3 GHz
Boost clock speed0.07 GHz5.1 GHz
Bus typeDMI 1.0no data
Bus rate1 × 2.5 GT/sno data
Multiplier8no data
L1 cache128 KB512 KB
L2 cache512 KB8 MB
L3 cache2 MB16 MB
Chip lithography32 nm4 nm
Die size81 mm2178 mm2
Maximum core temperature105 °C100 °C
Number of transistors382 Millionno data
64 bit support++
Windows 11 compatibility-+

Compatibility

Information on Celeron U3400 and Ryzen 7 PRO 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 configuration1 (Uniprocessor)no data
SocketBGA1288no data
Power consumption (TDP)18 Watt28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron U3400 and Ryzen 7 PRO 7840U. You'll probably need this information if you require some particular technology.

FMA+-
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data
PAE36 Bitno data
FDI+no data
Fast Memory Access+no data

Security technologies

Celeron U3400 and Ryzen 7 PRO 7840U 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 Celeron U3400 and Ryzen 7 PRO 7840U are enumerated here.

VT-d-no data
VT-x+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron U3400 and Ryzen 7 PRO 7840U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-800no data
Maximum memory size8 GBno data
Max memory channels2no data
Maximum memory bandwidth12.799 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics for Previous Generation Intel ProcessorsAMD Radeon 780M ( - 2700 MHz)
Clear Video+no data
Graphics max frequency500 MHzno data

Graphics interfaces

Available interfaces and connections of Celeron U3400 and Ryzen 7 PRO 7840U integrated GPUs.

Number of displays supported2no data

Peripherals

Specifications and connection of peripherals supported by Celeron U3400 and Ryzen 7 PRO 7840U.

PCIe version2.0no data
PCI Express lanes16no 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.


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.

Celeron U3400 0.32
Ryzen 7 PRO 7840U 15.39
+4709%

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.

Celeron U3400 516
Ryzen 7 PRO 7840U 24644
+4676%

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.

Celeron U3400 176
Ryzen 7 PRO 7840U 2150
+1122%

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.

Celeron U3400 313
Ryzen 7 PRO 7840U 9511
+2939%

Gaming performance

Pros & cons summary


Performance score 0.32 15.39
Integrated graphics card 0.77 18.32
Recency 24 May 2010 3 May 2023
Physical cores 2 8
Threads 2 16
Chip lithography 32 nm 4 nm
Power consumption (TDP) 18 Watt 28 Watt

Celeron U3400 has 55.6% lower power consumption.

Ryzen 7 PRO 7840U, on the other hand, has a 4709.4% higher aggregate performance score, 2279.2% faster integrated GPU, an age advantage of 12 years, 300% more physical cores and 700% more threads, and a 700% more advanced lithography process.

The Ryzen 7 PRO 7840U is our recommended choice as it beats the Celeron U3400 in performance tests.


Should you still have questions on choice between Celeron U3400 and Ryzen 7 PRO 7840U, ask them in Comments section, and we shall answer.

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Intel Celeron U3400
Celeron U3400
AMD Ryzen 7 PRO 7840U
Ryzen 7 PRO 7840U

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Community ratings

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Questions & comments

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