Ryzen 5 7645HX vs A4-3400

VS

Aggregate performance score

A4-3400
2011
2 cores / 2 threads, 65 Watt
0.68
Ryzen 5 7645HX
2023
6 cores / 12 threads, 45 Watt
16.91
+2387%

Ryzen 5 7645HX outperforms A4-3400 by a whopping 2387% based on our aggregate benchmark results.

Primary details

Comparing A4-3400 and Ryzen 5 7645HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2735388
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Power efficiency0.9935.56
Architecture codenameLlano (2011−2012)Dragon Range (Zen4) (2023)
Release date7 September 2011 (13 years ago)4 January 2023 (1 year ago)

Detailed specifications

A4-3400 and Ryzen 5 7645HX 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)6 (Hexa-Core)
Threads212
Base clock speed2.7 GHz4 GHz
Boost clock speed2.7 GHz5 GHz
L1 cache128 KB (per core)64K (per core)
L2 cache512 KB (per core)1 MB (per core)
L3 cache0 KB32 MB (shared)
Chip lithography32 nm5 nm
Die size228 mm271 mm2
Maximum core temperatureno data100 °C
Number of transistors1,178 million6570 Million
64 bit support++
Windows 11 compatibility-+

Compatibility

Information on A4-3400 and Ryzen 5 7645HX 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
SocketFM1FL1
Power consumption (TDP)65 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A4-3400 and Ryzen 5 7645HX. You'll probably need this information if you require some particular technology.

AES-NI-+
AVX-+
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by A4-3400 and Ryzen 5 7645HX are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by A4-3400 and Ryzen 5 7645HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5-5200

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardRadeon HD 6410DAMD Radeon 610M (400 - 2200 MHz)

Peripherals

Specifications and connection of peripherals supported by A4-3400 and Ryzen 5 7645HX.

PCIe versionno data5.0
PCI Express lanesno data28

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.

A4-3400 0.68
Ryzen 5 7645HX 16.91
+2387%

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.

A4-3400 1086
Ryzen 5 7645HX 26868
+2374%

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.

A4-3400 289
Ryzen 5 7645HX 2656
+819%

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.

A4-3400 485
Ryzen 5 7645HX 11577
+2287%

Gaming performance

Pros & cons summary


Performance score 0.68 16.91
Recency 7 September 2011 4 January 2023
Physical cores 2 6
Threads 2 12
Chip lithography 32 nm 5 nm
Power consumption (TDP) 65 Watt 45 Watt

Ryzen 5 7645HX has a 2386.8% higher aggregate performance score, an age advantage of 11 years, 200% more physical cores and 500% more threads, a 540% more advanced lithography process, and 44.4% lower power consumption.

The Ryzen 5 7645HX is our recommended choice as it beats the A4-3400 in performance tests.

Note that A4-3400 is a desktop processor while Ryzen 5 7645HX is a notebook one.


Should you still have questions on choice between A4-3400 and Ryzen 5 7645HX, ask them in Comments section, and we shall answer.

Vote for your favorite

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AMD A4-3400
A4-3400
AMD Ryzen 5 7645HX
Ryzen 5 7645HX

Similar processor comparisons

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Community ratings

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


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Questions & comments

Here you can ask a question about A4-3400 or Ryzen 5 7645HX, agree or disagree with our judgements, or report an error or mismatch.