EPYC 7663 vs Athlon II X2 270u

Primary details

Comparing Athlon II X2 270u and EPYC 7663 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2981	31
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	4.89
Market segment	Desktop processor	Server
Series	no data	AMD EPYC
Power efficiency	1.59	20.37
Architecture codename	Regor (2009−2013)	Milan (2021−2023)
Release date	21 September 2010 (14 years ago)	15 March 2021 (3 years ago)
Launch price (MSRP)	$68	$6,366

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Athlon II X2 270u and EPYC 7663 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)	56 (Hexapentaconta-Core)
Threads	2	112
Base clock speed	no data	2 GHz
Boost clock speed	2 GHz	3.5 GHz
Multiplier	no data	20
L1 cache	128 KB	64 KB (per core)
L2 cache	1 MB	512 KB (per core)
L3 cache	0 KB	256 MB (shared)
Chip lithography	45 nm	7 nm+
Die size	117 mm2	8x 81 mm2
Number of transistors	410 million	33,200 million
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Athlon II X2 270u and EPYC 7663 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
Socket	AM3	SP3
Power consumption (TDP)	25 Watt	240 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon II X2 270u and EPYC 7663. You'll probably need this information if you require some particular technology.

AES-NI	-	+
AVX	-	+

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon II X2 270u and EPYC 7663 are enumerated here.

AMD-V

-

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon II X2 270u and EPYC 7663. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR2, DDR3	DDR4-3200
Maximum memory size	no data	4 TiB
Maximum memory bandwidth	no data	204.795 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Athlon II X2 270u and EPYC 7663.

PCIe version	2.0	4.0
PCI Express lanes	no data	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.

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Pros & cons summary

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Performance score	0.42	51.68
Recency	21 September 2010	15 March 2021
Physical cores	2	56
Threads	2	112
Chip lithography	45 nm	7 nm
Power consumption (TDP)	25 Watt	240 Watt

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Should you still have questions on choice between Athlon II X2 270u and EPYC 7663, ask them in Comments section, and we shall answer.

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