EPYC 9655P vs Athlon 64 X2 5400+

Primary details

Comparing Athlon 64 X2 5400+ and EPYC 9655P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2830	1
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	2.62
Market segment	Desktop processor	Server
Power efficiency	0.61	23.66
Architecture codename	Windsor (2006−2007)	Turin (2024)
Release date	December 2006 (18 years ago)	10 October 2024 (less than a year ago)
Launch price (MSRP)	no data	$10,811

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Athlon 64 X2 5400+ and EPYC 9655P 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)	96
Threads	2	192
Base clock speed	no data	2.6 GHz
Boost clock speed	2.8 GHz	4.5 GHz
L1 cache	256 KB	80 KB (per core)
L2 cache	512 KB	1 MB (per core)
L3 cache	0 KB	384 MB (shared)
Chip lithography	90 nm	4 nm
Die size	220 mm2	12x 70.6 mm2
Number of transistors	154 million	99,780 million
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Athlon 64 X2 5400+ and EPYC 9655P 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	1
Socket	AM2	SP5
Power consumption (TDP)	89 Watt	400 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon 64 X2 5400+ and EPYC 9655P. 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 5400+ and EPYC 9655P are enumerated here.

AMD-V

-

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon 64 X2 5400+ and EPYC 9655P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

no data

DDR5

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 64 X2 5400+ and EPYC 9655P.

PCIe version	no data	5.0
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.

---

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

---

Performance score	0.57	100.00
Physical cores	2	96
Threads	2	192
Chip lithography	90 nm	4 nm
Power consumption (TDP)	89 Watt	400 Watt

---

Should you still have questions on choice between Athlon 64 X2 5400+ and EPYC 9655P, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---