AMD EPYC 9654 vs Athlon II X4 645

#ad
Buy
VS
#ad
Buy

Combined performance score

Athlon II X4 645
1.52

EPYC 9654 outperforms Athlon II X4 645 by 5130% in our combined benchmark results.

General info

Comparing Athlon II X4 645 and EPYC 9654 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking20014
Place by popularitynot in top-100not in top-100
Value for money3.3011.94
Market segmentDesktop processorServer
Seriesno dataAMD EPYC
Architecture codenamePropus (2009−2011)Genoa
Release date21 September 2010 (13 years old)10 November 2022 (1 year old)
Launch price (MSRP)$80$11,805
Current price$29 (0.4x MSRP)$3975 (0.3x MSRP)
Value for money

Performance per price, higher is better.

EPYC 9654 has 262% better value for money than Athlon II X4 645.

Technical specs

Athlon II X4 645 and EPYC 9654 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 speed3.1 GHz2.4 GHz
Boost clock speed3.1 GHz3.7 GHz
L1 cache128 KB (per core)64K (per core)
L2 cache512 KB (per core)1 MB (per core)
L3 cache0 KB384 MB (shared)
Chip lithography45 nm5 nm, 6 nm
Die size169 mm212x 72 mm2
Number of transistors300 million78,840 million
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplierNoNo

Compatibility

Information on Athlon II X4 645 and EPYC 9654 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 configuration12
SocketAM3SP5
Power consumption (TDP)95 Watt360 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon II X4 645 and EPYC 9654. You'll probably need this information if you require some particular technology.

AES-NIno data+
AVXno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon II X4 645 and EPYC 9654 are enumerated here.

AMD-Vno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon II X4 645 and EPYC 9654. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5-4800
Maximum memory sizeno data6 TiB
Maximum memory bandwidthno data460.8 GB/s

Peripherals

Specifications and connection of peripherals supported by Athlon II X4 645 and EPYC 9654.

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 645 1.52
EPYC 9654 79.49
+5130%

EPYC 9654 outperforms Athlon II X4 645 by 5130% in our combined benchmark results.


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.

Benchmark coverage: 68%

Athlon II X4 645 2341
EPYC 9654 122091
+5115%

EPYC 9654 outperforms Athlon II X4 645 by 5115% in Passmark.

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Benchmark coverage: 42%

Athlon II X4 645 326
EPYC 9654 1884
+478%

EPYC 9654 outperforms Athlon II X4 645 by 478% in GeekBench 5 Single-Core.

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Benchmark coverage: 42%

Athlon II X4 645 1008
EPYC 9654 19322
+1817%

EPYC 9654 outperforms Athlon II X4 645 by 1817% in GeekBench 5 Multi-Core.

Gaming performance

Advantages and disadvantages


Performance score 1.52 79.49
Recency 21 September 2010 10 November 2022
Physical cores 4 96
Threads 4 192
Cost $80 $11805
Chip lithography 45 nm 5 nm
Power consumption (TDP) 95 Watt 360 Watt

The EPYC 9654 is our recommended choice as it beats the Athlon II X4 645 in performance tests.

Be aware that Athlon II X4 645 is a desktop processor while EPYC 9654 is a server/workstation one.


Should you still have questions on choice between Athlon II X4 645 and EPYC 9654, ask them in Comments section, and we shall answer.

User ratings

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


AMD Athlon II X4 645
Athlon II X4 645
AMD EPYC 9654
EPYC 9654

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

User ratings: view and submit

Here you can see how users rate the processors, as well as rate them yourself.


3.7 331 vote

Rate AMD Athlon II X4 645 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.8 978 votes

Rate AMD EPYC 9654 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions and comments

Here you can ask a question about Athlon II X4 645 or EPYC 9654, agree or disagree with our judgements, or report an error or mismatch.