Ryzen 3 3100 vs A8-3870K

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Aggregate performance score

A8-3870K
2011
4 cores / 4 threads, 100 Watt
1.47
Ryzen 3 3100
2020
4 cores / 8 threads, 65 Watt
7.51
+411%

Ryzen 3 3100 outperforms A8-3870K by a whopping 411% based on our aggregate benchmark results.

Primary details

Comparing A8-3870K and Ryzen 3 3100 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2175974
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data33.70
Market segmentDesktop processorDesktop processor
Seriesno dataMatisse (Ryzen 3000 Desktop)
Power efficiency1.3910.93
Architecture codenameLlano (2011−2012)Matisse (Zen 2) (2019−2020)
Release date20 December 2011 (13 years ago)24 April 2020 (4 years ago)
Launch price (MSRP)no data$99

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

A8-3870K and Ryzen 3 3100 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 GHz3.6 GHz
Boost clock speed3 GHz3.9 GHz
L1 cache128 KB (per core)96K (per core)
L2 cache1 MB (per core)512K (per core)
L3 cache0 KB16 MB (shared)
Chip lithography32 nm7 nm
Die size228 mm274 mm2
Maximum case temperature (TCase)no data95 °C
Number of transistors1,178 million3,800 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier++

Compatibility

Information on A8-3870K and Ryzen 3 3100 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
SocketFM1AM4
Power consumption (TDP)100 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A8-3870K and Ryzen 3 3100. 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-+
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by A8-3870K and Ryzen 3 3100 are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by A8-3870K and Ryzen 3 3100. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon HD 6550Dno data

Peripherals

Specifications and connection of peripherals supported by A8-3870K and Ryzen 3 3100.

PCIe versionno data4.0
PCI Express lanesno data16

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 3100 7.51
+411%

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 3100 11928
+412%

Gaming performance

Pros & cons summary


Performance score 1.47 7.51
Recency 20 December 2011 24 April 2020
Threads 4 8
Chip lithography 32 nm 7 nm
Power consumption (TDP) 100 Watt 65 Watt

Ryzen 3 3100 has a 410.9% higher aggregate performance score, an age advantage of 8 years, 100% more threads, a 357.1% more advanced lithography process, and 53.8% lower power consumption.

The Ryzen 3 3100 is our recommended choice as it beats the A8-3870K in performance tests.


Should you still have questions on choice between A8-3870K and Ryzen 3 3100, ask them in Comments section, and we shall answer.

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AMD A8-3870K
A8-3870K
AMD Ryzen 3 3100
Ryzen 3 3100

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Community ratings

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


4.1 214 votes

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4.3 1724 votes

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Questions & comments

Here you can ask a question about A8-3870K or Ryzen 3 3100, agree or disagree with our judgements, or report an error or mismatch.