EPYC 9554P vs FX-8320

Primary details

Comparing FX-8320 and EPYC 9554P processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1459	7
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.44	no data
Market segment	Desktop processor	Server
Series	no data	AMD EPYC
Architecture codename	Vishera (2012−2015)	Genoa
Release date	23 October 2012 (11 years ago)	10 November 2022 (1 year ago)
Launch price (MSRP)	no data	$7,104
Current price	$106	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

FX-8320 and EPYC 9554P 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)	64 (Tetrahexaconta-Core)
Threads	8	128
Base clock speed	3.5 GHz	3.1 GHz
Boost clock speed	4 GHz	3.75 GHz
L1 cache	no data	64K (per core)
L2 cache	8192 KB	1 MB (per core)
L3 cache	no data	256 MB (shared)
Chip lithography	32 nm	5 nm, 6 nm
Die size	315 mm2	8x 72 mm2
Maximum core temperature	61 °C	no data
Number of transistors	1,200 million	52,560 million
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	Yes	No
P0 Vcore voltage	Min: 1.2 V - Max: 1.4 V	no data

Compatibility

Information on FX-8320 and EPYC 9554P 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
Socket	AM3+	SP5
Power consumption (TDP)	125 Watt	360 Watt

Technologies and extensions

Technological solutions and additional instructions supported by FX-8320 and EPYC 9554P. You'll probably need this information if you require some particular technology.

AES-NI	+	+
FMA	+	no data
AVX	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by FX-8320 and EPYC 9554P are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by FX-8320 and EPYC 9554P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5-4800
Maximum memory size	no data	6 TiB
Maximum memory bandwidth	no data	460.8 GB/s

Peripherals

Specifications and connection of peripherals supported by FX-8320 and EPYC 9554P.

PCIe version	n/a	5.0
PCI Express lanes	no data	128

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.

EPYC 9554P outperforms FX-8320 by 1912% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	3.53	71.03
Recency	23 October 2012	10 November 2022
Physical cores	8	64
Threads	8	128
Chip lithography	32 nm	5 nm
Power consumption (TDP)	125 Watt	360 Watt

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Should you still have questions on choice between FX-8320 and EPYC 9554P, ask them in Comments section, and we shall answer.

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