A8-3820 vs Athlon II X4 620

VS

Aggregate performance score

Athlon II X4 620
2009
4 cores / 4 threads, 95 Watt
1.27
A8-3820
2011
4 cores / 4 threads, 65 Watt
1.37
+7.9%

A8-3820 outperforms Athlon II X4 620 by a small 8% based on our aggregate benchmark results.

Primary details

Comparing Athlon II X4 620 and A8-3820 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking22992240
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.43no data
Market segmentDesktop processorDesktop processor
Power efficiency1.261.99
Architecture codenamePropus (2009−2011)Llano (2011−2012)
Release date16 September 2009 (15 years ago)20 December 2011 (13 years ago)
Launch price (MSRP)$65no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Athlon II X4 620 and A8-3820 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)
Threads44
Base clock speed2.6 GHz2.5 GHz
Boost clock speed2.6 GHz2.8 GHz
L1 cache128 KB (per core)128 KB (per core)
L2 cache512 KB (per core)1 MB (per core)
L3 cache0 KB0 KB
Chip lithography45 nm32 nm
Die size169 mm2228 mm2
Number of transistors300 million1,178 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Athlon II X4 620 and A8-3820 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
SocketAM3FM1
Power consumption (TDP)95 Watt65 Watt

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon II X4 620 and A8-3820 are enumerated here.

AMD-V-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon II X4 620 and A8-3820. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)AMD Radeon HD 6550D

Peripherals

Specifications and connection of peripherals supported by Athlon II X4 620 and A8-3820.

PCIe version2.0no 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.

Athlon II X4 620 1.27
A8-3820 1.37
+7.9%

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.

Athlon II X4 620 2019
A8-3820 2180
+8%

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.

Athlon II X4 620 282
A8-3820 304
+7.8%

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.

Athlon II X4 620 862
A8-3820 929
+7.8%

Gaming performance

Pros & cons summary


Performance score 1.27 1.37
Recency 16 September 2009 20 December 2011
Chip lithography 45 nm 32 nm
Power consumption (TDP) 95 Watt 65 Watt

A8-3820 has a 7.9% higher aggregate performance score, an age advantage of 2 years, a 40.6% more advanced lithography process, and 46.2% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Athlon II X4 620 and A8-3820.


Should you still have questions on choice between Athlon II X4 620 and A8-3820, ask them in Comments section, and we shall answer.

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AMD Athlon II X4 620
Athlon II X4 620
AMD A8-3820
A8-3820

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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

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