EPYC 7H12 vs A8-5557M

Primary details

Comparing A8-5557M and EPYC 7H12 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2249	38
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	22.23
Market segment	Laptop	Server
Series	AMD A-Series	AMD EPYC
Architecture codename	Richland (2013−2014)	Zen 2 (2019−2020)
Release date	1 June 2013 (10 years ago)	18 September 2019 (4 years ago)
Current price	$60	$1970

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

A8-5557M 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	4 (Quad-Core)	64 (Tetrahexaconta-Core)
Threads	4	128
Base clock speed	2.1 GHz	2.6 GHz
Boost clock speed	3.1 GHz	3.3 GHz
L1 cache	128 KB (per core)	96K (per core)
L2 cache	1 MB (per core)	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)	71 °C	no data
Number of transistors	1,178 million	4,800 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	Yes

Compatibility

Information on A8-5557M 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)	35 Watt	280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A8-5557M 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, DDR3-1600 Controller	no data
AES-NI	+	+
FMA	+	no data
AVX	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by A8-5557M and EPYC 7H12 are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by A8-5557M and EPYC 7H12. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	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	no data	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

AMD Radeon HD 8550G

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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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 7H12 outperforms A8-5557M by 3781% based on our aggregated benchmark results.

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Pros & cons summary

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Performance score	1.16	45.02
Recency	1 June 2013	18 September 2019
Physical cores	4	64
Threads	4	128
Chip lithography	32 nm	7 nm
Power consumption (TDP)	35 Watt	280 Watt

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Should you still have questions on choice between A8-5557M and EPYC 7H12, ask them in Comments section, and we shall answer.

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