EPYC 7742 vs Athlon 64 X2 5600+

Primary details

Comparing Athlon 64 X2 5600+ and EPYC 7742 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2832	45
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	3.55
Market segment	Desktop processor	Server
Series	no data	AMD EPYC
Power efficiency	0.61	18.54
Architecture codename	Windsor (2006−2007)	Zen 2 (2017−2020)
Release date	December 2006 (18 years ago)	7 August 2019 (5 years ago)
Launch price (MSRP)	no data	$6,950

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Athlon 64 X2 5600+ and EPYC 7742 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	no data	2.25 GHz
Boost clock speed	2.9 GHz	3.4 GHz
Multiplier	no data	22.5
L1 cache	256 KB	96K (per core)
L2 cache	512K	512K (per core)
L3 cache	0 KB	256 MB (shared)
Chip lithography	90 nm	7 nm, 14 nm
Die size	220 mm2	192 mm2
Number of transistors	227 million	4,800 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	-	+

Compatibility

Information on Athlon 64 X2 5600+ and EPYC 7742 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	AM2	TR4
Power consumption (TDP)	89 Watt	225 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon 64 X2 5600+ and EPYC 7742. You'll probably need this information if you require some particular technology.

AES-NI	-	+
AVX	-	+
Precision Boost 2	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon 64 X2 5600+ and EPYC 7742 are enumerated here.

AMD-V

-

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon 64 X2 5600+ and EPYC 7742. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	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	-	+

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	0.57	44.07
Physical cores	2	64
Threads	2	128
Chip lithography	90 nm	7 nm
Power consumption (TDP)	89 Watt	225 Watt

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Should you still have questions on choice between Athlon 64 X2 5600+ and EPYC 7742, ask them in Comments section, and we shall answer.

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