EPYC 9655P vs Athlon II X4 620

VS

Aggregate performance score

Athlon II X4 620
2009
4 cores / 4 threads, 95 Watt
1.27
EPYC 9655P
2024
96 cores / 192 threads, 400 Watt
100.00
+7774%

EPYC 9655P outperforms Athlon II X4 620 by a whopping 7774% based on our aggregate benchmark results.

Primary details

Comparing Athlon II X4 620 and EPYC 9655P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking22951
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.432.62
Market segmentDesktop processorServer
Power efficiency1.2623.54
Architecture codenamePropus (2009−2011)Turin (2024)
Release date16 September 2009 (15 years ago)10 October 2024 (less than a year ago)
Launch price (MSRP)$65$10,811

Cost-effectiveness evaluation

Performance per price, higher is better.

Athlon II X4 620 has 31% better value for money than EPYC 9655P.

Detailed specifications

Athlon II X4 620 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 cores4 (Quad-Core)96
Threads4192
Base clock speed2.6 GHz2.6 GHz
Boost clock speed2.6 GHz4.5 GHz
L1 cache128 KB (per core)80 KB (per core)
L2 cache512 KB (per core)1 MB (per core)
L3 cache0 KB384 MB (shared)
Chip lithography45 nm4 nm
Die size169 mm212x 70.6 mm2
Number of transistors300 million99,780 million
64 bit support++
Windows 11 compatibility-no data

Compatibility

Information on Athlon II X4 620 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 configuration11
SocketAM3SP5
Power consumption (TDP)95 Watt400 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon II X4 620 and EPYC 9655P. You'll probably need this information if you require some particular technology.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon II X4 620 and EPYC 9655P are enumerated here.

AMD-V-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon II X4 620 and EPYC 9655P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)N/A

Peripherals

Specifications and connection of peripherals supported by Athlon II X4 620 and EPYC 9655P.

PCIe version2.05.0
PCI Express lanesno data128

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.

Athlon II X4 620 1.27
EPYC 9655P 100.00
+7774%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Athlon II X4 620 2019
EPYC 9655P 158845
+7768%

Gaming performance

Pros & cons summary


Performance score 1.27 100.00
Recency 16 September 2009 10 October 2024
Physical cores 4 96
Threads 4 192
Chip lithography 45 nm 4 nm
Power consumption (TDP) 95 Watt 400 Watt

Athlon II X4 620 has 321.1% lower power consumption.

EPYC 9655P, on the other hand, has a 7774% higher aggregate performance score, an age advantage of 15 years, 2300% more physical cores and 4700% more threads, and a 1025% more advanced lithography process.

The EPYC 9655P is our recommended choice as it beats the Athlon II X4 620 in performance tests.

Note that Athlon II X4 620 is a desktop processor while EPYC 9655P is a server/workstation one.


Should you still have questions on choice between Athlon II X4 620 and EPYC 9655P, ask them in Comments section, and we shall answer.

Vote for your favorite

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AMD Athlon II X4 620
Athlon II X4 620
AMD EPYC 9655P
EPYC 9655P

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Community ratings

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Questions & comments

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