Ryzen 3 5300U vs A8-3870K

VS

Aggregate performance score

A8-3870K
2011
4 cores / 4 threads, 100 Watt
1.47
Ryzen 3 5300U
2021
4 cores / 8 threads, 15 Watt
6.11
+316%

Ryzen 3 5300U outperforms A8-3870K by a whopping 316% based on our aggregate benchmark results.

Primary details

Comparing A8-3870K and Ryzen 3 5300U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking21751095
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataAMD Lucienne (Zen 2, Ryzen 5000)
Power efficiency1.3938.55
Architecture codenameLlano (2011−2012)Lucienne-U (Zen 2) (2021)
Release date20 December 2011 (13 years ago)12 January 2021 (3 years ago)

Detailed specifications

A8-3870K and Ryzen 3 5300U 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 cores4 (Quad-Core)4 (Quad-Core)
Threads48
Base clock speed3 GHz2.6 GHz
Boost clock speed3 GHz3.8 GHz
Multiplierno data26
L1 cache128 KB (per core)256 KB
L2 cache1 MB (per core)2 MB
L3 cache0 KB4 MB (shared)
Chip lithography32 nm7 nm
Die size228 mm2156 mm2
Maximum core temperatureno data105 °C
Number of transistors1,178 million9,800 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier+-

Compatibility

Information on A8-3870K and Ryzen 3 5300U 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
SocketFM1FP6
Power consumption (TDP)100 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A8-3870K and Ryzen 3 5300U. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataMMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI-+
FMA-+
AVX-+

Virtualization technologies

Virtual machine speed-up technologies supported by A8-3870K and Ryzen 3 5300U are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by A8-3870K and Ryzen 3 5300U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4
Maximum memory sizeno data64 GB

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon HD 6550DAMD Radeon RX Vega 6 (Ryzen 4000/5000) ( - 1500 MHz)

Peripherals

Specifications and connection of peripherals supported by A8-3870K and Ryzen 3 5300U.

PCIe versionno data3.0
PCI Express lanesno data12

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.

A8-3870K 1.47
Ryzen 3 5300U 6.11
+316%

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.

A8-3870K 2328
Ryzen 3 5300U 9704
+317%

Gaming performance

Pros & cons summary


Performance score 1.47 6.11
Integrated graphics card 1.04 6.04
Recency 20 December 2011 12 January 2021
Threads 4 8
Chip lithography 32 nm 7 nm
Power consumption (TDP) 100 Watt 15 Watt

Ryzen 3 5300U has a 315.6% higher aggregate performance score, 480.8% faster integrated GPU, an age advantage of 9 years, 100% more threads, a 357.1% more advanced lithography process, and 566.7% lower power consumption.

The Ryzen 3 5300U is our recommended choice as it beats the A8-3870K in performance tests.

Note that A8-3870K is a desktop processor while Ryzen 3 5300U is a notebook one.


Should you still have questions on choice between A8-3870K and Ryzen 3 5300U, 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 A8-3870K
A8-3870K
AMD Ryzen 3 5300U
Ryzen 3 5300U

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.


4.1 214 votes

Rate A8-3870K on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.1 1981 vote

Rate Ryzen 3 5300U on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about A8-3870K or Ryzen 3 5300U, agree or disagree with our judgements, or report an error or mismatch.