EPYC 9654 vs FX-770K

General info

Comparing FX-770K and EPYC 9654 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1854	4
Place by popularity	not in top-100	not in top-100
Value for money	no data	11.92
Market segment	Desktop processor	Server
Series	no data	AMD EPYC
Architecture codename	Kaveri (2014−2015)	Genoa
Release date	December 2014 (9 years old)	10 November 2022 (1 year old)
Launch price (MSRP)	no data	$11,805
Current price	$57	$3975 (0.3x MSRP)

Value for money

Performance per price, higher is better.

Technical specs

FX-770K and EPYC 9654 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	4 (Quad-Core)	96
Threads	4	192
Base clock speed	3.5 GHz	2.4 GHz
Boost clock speed	3.9 GHz	3.7 GHz
L1 cache	256K	64K (per core)
L2 cache	4 MB	1 MB (per core)
L3 cache	no data	384 MB (shared)
Chip lithography	28 nm	5 nm, 6 nm
Die size	245 mm2	12x 72 mm2
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	2,411 million	78,840 million
64 bit support	+	+
Unlocked multiplier	Yes	No

Compatibility

Information on FX-770K and EPYC 9654 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	2
Socket	FM2+	SP5
Power consumption (TDP)	65 Watt	360 Watt

Technologies and extensions

Technological solutions and additional instructions supported by FX-770K and EPYC 9654. 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-770K and EPYC 9654 are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by FX-770K and EPYC 9654. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-2133	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-770K and EPYC 9654.

PCIe version	3.0	5.0
PCI Express lanes	16	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 9654 outperforms FX-770K by 4095% based on our aggregated benchmark results.

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Advantages and disadvantages

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Performance score	1.90	79.71
Physical cores	4	96
Threads	4	192
Chip lithography	28 nm	5 nm
Power consumption (TDP)	65 Watt	360 Watt

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Should you still have questions on choice between FX-770K and EPYC 9654, ask them in Comments section, and we shall answer.

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