EPYC 9645 vs A6-9220C

Primary details

Comparing A6-9220C and EPYC 9645 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2739	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Series	AMD Bristol Ridge	no data
Power efficiency	10.41	no data
Architecture codename	Stoney Ridge (2016−2019)	Turin (2024)
Release date	7 January 2019 (5 years ago)	10 October 2024 (less than a year ago)
Launch price (MSRP)	no data	$11,048

Detailed specifications

A6-9220C and EPYC 9645 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	2 (Dual-core)	96
Threads	2	192
Base clock speed	1.8 GHz	2.3 GHz
Boost clock speed	2.7 GHz	3.7 GHz
Multiplier	18	no data
L1 cache	160 KB	80 KB (per core)
L2 cache	1 MB (shared)	1 MB (per core)
L3 cache	no data	256 MB (shared)
Chip lithography	28 nm	3 nm
Die size	124.5 mm2	no data
Maximum core temperature	90 °C	no data
Maximum case temperature (TCase)	74 °C	no data
Number of transistors	1,200 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on A6-9220C and EPYC 9645 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	FT4	SP5
Power consumption (TDP)	6 Watt	320 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A6-9220C and EPYC 9645. You'll probably need this information if you require some particular technology.

Instruction set extensions	Virtualization,	no data
AES-NI	+	+
AVX	+	+
Precision Boost 2	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by A6-9220C and EPYC 9645 are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by A6-9220C and EPYC 9645. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5
Maximum memory bandwidth	14.936 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

AMD Radeon R5 (Stoney Ridge)

N/A

Peripherals

Specifications and connection of peripherals supported by A6-9220C and EPYC 9645.

PCIe version	3.0	5.0
PCI Express lanes	8	128

Pros & cons summary

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Recency	7 January 2019	10 October 2024
Physical cores	2	96
Threads	2	192
Chip lithography	28 nm	3 nm
Power consumption (TDP)	6 Watt	320 Watt

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