EPYC 7H12 vs A6-4455M

Primary details

Comparing A6-4455M and EPYC 7H12 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	47
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Series	AMD A-Series	AMD EPYC
Power efficiency	no data	14.82
Architecture codename	Trinity (2012−2013)	Zen 2 (2017−2020)
Release date	15 May 2012 (12 years ago)	18 September 2019 (5 years ago)

Detailed specifications

A6-4455M and EPYC 7H12 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)	64 (Tetrahexaconta-Core)
Threads	2	128
Base clock speed	2.1 GHz	2.6 GHz
Boost clock speed	2.6 GHz	3.3 GHz
Multiplier	no data	26
L1 cache	92 KB	96K (per core)
L2 cache	2 MB (shared)	512K (per core)
L3 cache	0 KB	256 MB (shared)
Chip lithography	32 nm	7 nm, 14 nm
Die size	246 mm2	192 mm2
Maximum case temperature (TCase)	100 °C	no data
Number of transistors	1,178 million	4,800 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	-	+

Compatibility

Information on A6-4455M and EPYC 7H12 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 (Multiprocessor)
Socket	FP2	TR4
Power consumption (TDP)	17 Watt	280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A6-4455M and EPYC 7H12. You'll probably need this information if you require some particular technology.

Instruction set extensions	86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX, FMA	no data
AES-NI	+	+
FMA	+	-
AVX	+	+
Precision Boost 2	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by A6-4455M and EPYC 7H12 are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by A6-4455M and EPYC 7H12. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	unknown Dual-channel	DDR4 Eight-channel
Maximum memory size	no data	4 TiB
Max memory channels	no data	8
Maximum memory bandwidth	no data	204.763 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

AMD Radeon HD 7500G

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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Pros & cons summary

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Recency	15 May 2012	18 September 2019
Physical cores	2	64
Threads	2	128
Chip lithography	32 nm	7 nm
Power consumption (TDP)	17 Watt	280 Watt

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Should you still have questions on choice between A6-4455M and EPYC 7H12, ask them in Comments section, and we shall answer.

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