Ryzen 7 3800X vs FX-8320E

Primary details

Comparing FX-8320E and Ryzen 7 3800X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1607	483
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.75	16.42
Market segment	Desktop processor	Desktop processor
Series	no data	AMD Ryzen 7
Power efficiency	3.11	13.13
Architecture codename	Vishera (2012−2015)	Matisse (2019−2020)
Release date	2 September 2014 (10 years ago)	27 May 2019 (5 years ago)
Launch price (MSRP)	$147	$399

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 7 3800X has 2089% better value for money than FX-8320E.

Detailed specifications

FX-8320E and Ryzen 7 3800X 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 cores	8 (Octa-Core)	8 (Octa-Core)
Threads	8	16
Base clock speed	3.2 GHz	3.9 GHz
Boost clock speed	4 GHz	4.5 GHz
L1 cache	no data	512 KB
L2 cache	8192 KB	4 MB
L3 cache	no data	32 MB
Chip lithography	32 nm	7 nm, 12 nm
Die size	315 mm2	no data
Maximum core temperature	71 °C	no data
Number of transistors	1,200 million	19,200 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	+	+
P0 Vcore voltage	Min: 1.075 V - Max: 1.2875 V	no data

Compatibility

Information on FX-8320E and Ryzen 7 3800X 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 configuration	1	1 (Uniprocessor)
Socket	AM3+	AM4
Power consumption (TDP)	95 Watt	105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by FX-8320E and Ryzen 7 3800X. You'll probably need this information if you require some particular technology.

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

Virtualization technologies

Virtual machine speed-up technologies supported by FX-8320E and Ryzen 7 3800X are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by FX-8320E and Ryzen 7 3800X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4 Dual-channel
Maximum memory size	no data	128 GB
Max memory channels	no data	2
Maximum memory bandwidth	no data	51.196 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

On certain motherboards (Chipset feature)

-

Peripherals

Specifications and connection of peripherals supported by FX-8320E and Ryzen 7 3800X.

PCIe version

n/a

no 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.

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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.

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Pros & cons summary

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Performance score	3.24	15.12
Recency	2 September 2014	27 May 2019
Threads	8	16
Chip lithography	32 nm	7 nm
Power consumption (TDP)	95 Watt	105 Watt

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Should you still have questions on choice between FX-8320E and Ryzen 7 3800X, ask them in Comments section, and we shall answer.

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