Ryzen 9 7900X vs Athlon II M340

#ad 
Buy on Amazon
VS

Aggregate performance score

Athlon II M340
2009
2 cores / 2 threads, 35 Watt
0.51
Ryzen 9 7900X
2022
12 cores / 24 threads, 170 Watt
32.51
+6275%

Ryzen 9 7900X outperforms Athlon II M340 by a whopping 6275% based on our aggregate benchmark results.

Primary details

Comparing Athlon II M340 and Ryzen 9 7900X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2885124
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesAMD Athlon IIno data
Power efficiency1.3818.10
Architecture codenameCaspian (2009)Raphael (Zen4) (2022−2023)
Release date10 September 2009 (15 years ago)27 September 2022 (2 years ago)

Detailed specifications

Athlon II M340 and Ryzen 9 7900X 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 cores2 (Dual-core)12 (Dodeca-Core)
Threads224
Base clock speedno data4.7 GHz
Boost clock speed2.2 GHz5.6 GHz
Bus rate3200 MHzno data
L1 cache128 KB64K (per core)
L2 cache1 MB1 MB (per core)
L3 cacheno data64 MB (shared)
Chip lithography45 nm5 nm
Die sizeno data2x 70 (CCD) mm2 + 122 (I/O) mm2
Maximum core temperatureno data95 °C
Maximum case temperature (TCase)no data47 °C
Number of transistorsno dataCCD: 6,5 Mrd + IOD: 3,4 Mrd Million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on Athlon II M340 and Ryzen 9 7900X 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 configurationno data1
SocketSocket S1 (S1g3)AM5
Power consumption (TDP)35 Watt170 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon II M340 and Ryzen 9 7900X. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization5 nm (CCD), 6 nm (I/O) nm, 0.650 - 1.475V
AES-NI-+
AVX-+
PowerNow+-
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon II M340 and Ryzen 9 7900X are enumerated here.

AMD-V-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon II M340 and Ryzen 9 7900X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR2DDR5-5200

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon Graphics (Ryzen 7000)

Peripherals

Specifications and connection of peripherals supported by Athlon II M340 and Ryzen 9 7900X.

PCIe versionno data5.0
PCI Express lanesno data24

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 M340 0.51
Ryzen 9 7900X 32.51
+6275%

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 M340 807
Ryzen 9 7900X 51640
+6299%

Gaming performance

Pros & cons summary


Performance score 0.51 32.51
Recency 10 September 2009 27 September 2022
Physical cores 2 12
Threads 2 24
Chip lithography 45 nm 5 nm
Power consumption (TDP) 35 Watt 170 Watt

Athlon II M340 has 385.7% lower power consumption.

Ryzen 9 7900X, on the other hand, has a 6274.5% higher aggregate performance score, an age advantage of 13 years, 500% more physical cores and 1100% more threads, and a 800% more advanced lithography process.

The Ryzen 9 7900X is our recommended choice as it beats the Athlon II M340 in performance tests.

Be aware that Athlon II M340 is a notebook processor while Ryzen 9 7900X is a desktop one.


Should you still have questions on choice between Athlon II M340 and Ryzen 9 7900X, 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.


AMD Athlon II M340
Athlon II M340
AMD Ryzen 9 7900X
Ryzen 9 7900X

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.

Community ratings

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


3.4 5 votes

Rate Athlon II M340 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.3 1188 votes

Rate Ryzen 9 7900X on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Athlon II M340 or Ryzen 9 7900X, agree or disagree with our judgements, or report an error or mismatch.