EPYC 7H12 vs A4-3305M

Primary Details

Comparing A4-3305M and EPYC 7H12 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	38
Place by popularity	not in top-100	not in top-100
Cost-Effectiveness Evaluation	no data	22.27
Market segment	Laptop	Server
Series	AMD A-Series	AMD EPYC
Architecture codename	Llano (2011−2012)	Zen 2 (2019−2020)
Release date	14 June 2011 (12 years ago)	18 September 2019 (4 years ago)
Current price	$14.93	$1970

Cost-Effectiveness Evaluation

Performance per price, higher is better.

Detailed Specifications

A4-3305M 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	1.9 GHz	2.6 GHz
Boost clock speed	2.5 GHz	3.3 GHz
L1 cache	128K (per core)	96K (per core)
L2 cache	512K (per core)	512K (per core)
L3 cache	0 KB	256 MB (shared)
Chip lithography	32 nm	7 nm, 14 nm
Die size	228 mm2	192 mm2
Number of transistors	1,178 million	4,800 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	Yes

Compatibility

Information on A4-3305M 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	FS1	TR4
Power consumption (TDP)	35 Watt	280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A4-3305M and EPYC 7H12. You'll probably need this information if you require some particular technology.

Instruction set extensions	3DNow!, MMX, SSE, SSE2, SSE3, SSE4a, DDR3 Memory Controller, Radeon HD 6480G	no data
AES-NI	no data	+
AVX	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by A4-3305M and EPYC 7H12 are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by A4-3305M 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 6480G

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	14 June 2011	18 September 2019
Physical cores	2	64
Threads	2	128
Chip lithography	32 nm	7 nm
Power consumption (TDP)	35 Watt	280 Watt

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