EPYC 7251 vs Ryzen 5 2400G

Primary details

Comparing Ryzen 5 2400G and EPYC 7251 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1129	789
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	6.39	3.19
Market segment	Desktop processor	Server
Series	AMD Ryzen 5	AMD EPYC
Architecture codename	Raven Ridge (2017−2018)	Naples (2017−2018)
Release date	8 January 2018 (6 years ago)	29 June 2017 (7 years ago)
Launch price (MSRP)	$169	$574

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 5 2400G has 100% better value for money than EPYC 7251.

Detailed specifications

Ryzen 5 2400G and EPYC 7251 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)	8 (Octa-Core)
Threads	8	16
Base clock speed	3.6 GHz	2.1 GHz
Boost clock speed	3.6 GHz	2.9 GHz
Multiplier	36	21
L1 cache	386 KB	96K (per core)
L2 cache	2 MB	512K (per core)
L3 cache	4 MB (shared)	32 MB (shared)
Chip lithography	14 nm	14 nm
Die size	209.78 mm2	192 mm2
Number of transistors	4950 Million	4,800 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	-	+

Compatibility

Information on Ryzen 5 2400G and EPYC 7251 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 (Uniprocessor)	2 (Multiprocessor)
Socket	AM4	TR4
Power consumption (TDP)	65 Watt	120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 5 2400G and EPYC 7251. You'll probably need this information if you require some particular technology.

Instruction set extensions	XFR, FMA3, SSE 4.2, AVX2, SMT	no data
AES-NI	+	+
FMA	+	-
AVX	+	+
Precision Boost 2	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 5 2400G and EPYC 7251 are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 5 2400G and EPYC 7251. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Dual-channel	DDR4 Eight-channel
Maximum memory size	64 GB	2 TiB
Max memory channels	2	8
Maximum memory bandwidth	46.933 GB/s	153.652 GB/s
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

AMD Radeon RX Vega 11

no data

Peripherals

Specifications and connection of peripherals supported by Ryzen 5 2400G and EPYC 7251.

PCIe version	3.0	3.0
PCI Express lanes	12	128

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.

Pros & cons summary

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Performance score	5.72	9.78
Recency	8 January 2018	29 June 2017
Physical cores	4	8
Threads	8	16
Power consumption (TDP)	65 Watt	120 Watt

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Should you still have questions on choice between Ryzen 5 2400G and EPYC 7251, ask them in Comments section, and we shall answer.

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