Ryzen 7 8700F vs EPYC 7643

Primary details

Comparing EPYC 7643 and Ryzen 7 8700F processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	39	289
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	6.37	52.43
Market segment	Server	Desktop processor
Series	AMD EPYC	no data
Power efficiency	20.14	28.25
Architecture codename	Milan (2021−2023)	Phoenix (2023−2024)
Release date	15 March 2021 (3 years ago)	1 April 2024 (less than a year ago)
Launch price (MSRP)	$4,995	$270

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 7 8700F has 723% better value for money than EPYC 7643.

Detailed specifications

EPYC 7643 and Ryzen 7 8700F 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	48 (Octatetraconta-Core)	8 (Octa-Core)
Threads	96	16
Base clock speed	2.3 GHz	4.1 GHz
Boost clock speed	3.6 GHz	5 GHz
Multiplier	23	no data
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	512 KB (per core)	1 MB (per core)
L3 cache	256 MB (shared)	16 MB (shared)
Chip lithography	7 nm+	4 nm
Die size	8x 81 mm2	178 mm2
Number of transistors	33,200 million	25,000 million
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	-	+

Compatibility

Information on EPYC 7643 and Ryzen 7 8700F 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	2	1
Socket	SP3	AM5
Power consumption (TDP)	225 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7643 and Ryzen 7 8700F. You'll probably need this information if you require some particular technology.

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

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7643 and Ryzen 7 8700F are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7643 and Ryzen 7 8700F. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR5
Maximum memory size	4 TiB	no data
Maximum memory bandwidth	204.795 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

N/A

Peripherals

Specifications and connection of peripherals supported by EPYC 7643 and Ryzen 7 8700F.

PCIe version	4.0	4.0
PCI Express lanes	128	20

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	47.88	19.40
Recency	15 March 2021	1 April 2024
Physical cores	48	8
Threads	96	16
Chip lithography	7 nm	4 nm
Power consumption (TDP)	225 Watt	65 Watt

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Should you still have questions on choice between EPYC 7643 and Ryzen 7 8700F, ask them in Comments section, and we shall answer.

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