Athlon 300U vs EPYC 7401

Primary details

Comparing EPYC 7401 and Athlon 300U processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	88	1659
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	14.71	no data
Market segment	Server	Laptop
Series	AMD EPYC	AMD Athlon
Architecture codename	Naples (2017−2018)	Raven Ridge 2 (2019)
Release date	20 June 2017 (7 years ago)	6 January 2019 (5 years ago)
Launch price (MSRP)	$1,850	no data
Current price	$1502 (0.8x MSRP)	$486

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

EPYC 7401 and Athlon 300U 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	24 (Tetracosa-Core)	2 (Dual-core)
Threads	48	4
Base clock speed	2 GHz	2.4 GHz
Boost clock speed	2 GHz	3.3 GHz
L1 cache	2.25 MB	192 KB
L2 cache	12 MB	1 MB
L3 cache	64 MB (shared)	4 MB (shared)
Chip lithography	14 nm	14 nm
Die size	213 mm2	209.78 mm2
Number of transistors	19200 Million	4940 Million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	Yes	No

Compatibility

Information on EPYC 7401 and Athlon 300U 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	2 (Multiprocessor)	1 (Uniprocessor)
Socket	TR4	FP5
Power consumption (TDP)	155 W, 170 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7401 and Athlon 300U. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	XFR, FMA3, SSE 4.2, AVX2, SMT
AES-NI	+	+
AVX	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7401 and Athlon 300U are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7401 and Athlon 300U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Eight-channel	DDR4 Dual-channel
Maximum memory size	2 TiB	64 GB
Max memory channels	8	2
Maximum memory bandwidth	170.671 GB/s	38.397 GB/s
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

AMD Radeon RX Vega 3

Peripherals

Specifications and connection of peripherals supported by EPYC 7401 and Athlon 300U.

PCIe version	3.0	3.0
PCI Express lanes	128	12

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 7401 outperforms Athlon 300U by 1307% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	35.74	2.54
Recency	20 June 2017	6 January 2019
Physical cores	24	2
Threads	48	4
Power consumption (TDP)	155 Watt	15 Watt

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Should you still have questions on choice between EPYC 7401 and Athlon 300U, ask them in Comments section, and we shall answer.

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