Ryzen 9 7945HX vs Athlon II M340

Aggregate performance score

Athlon II M340
2009
2 cores / 2 threads, 35 Watt
0.51
Ryzen 9 7945HX
2023
16 cores / 32 threads, 55 Watt
34.43
+6651%

Ryzen 9 7945HX outperforms Athlon II M340 by a whopping 6651% based on our aggregate benchmark results.

Primary details

Comparing Athlon II M340 and Ryzen 9 7945HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2872110
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesAMD Athlon IIno data
Power efficiency1.3859.23
Architecture codenameCaspian (2009)Dragon Range-HX (Zen 4) (2023−2024)
Release date10 September 2009 (15 years ago)4 January 2023 (1 year ago)

Detailed specifications

Athlon II M340 and Ryzen 9 7945HX 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)16 (Hexadeca-Core)
Threads232
Base clock speedno data2.5 GHz
Boost clock speed2.2 GHz5.4 GHz
Bus rate3200 MHzno data
L1 cache128 KB64K (per core)
L2 cache1 MB1 MB (per core)
L3 cacheno data64 MB (shared)
Chip lithography45 nmCCD = 5 nm, I/O = 6 nm
Die sizeno data2x 71 mm2
Maximum core temperatureno data100 °C
Number of transistorsno data13,140 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on Athlon II M340 and Ryzen 9 7945HX 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)FL1
Power consumption (TDP)35 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon II M340 and Ryzen 9 7945HX. 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 VirtualizationMMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI-+
FMA-+
AVX-+
PowerNow+-
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon II M340 and Ryzen 9 7945HX are enumerated here.

AMD-V-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon II M340 and Ryzen 9 7945HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR2DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon 610M (400 - 2200 MHz)

Peripherals

Specifications and connection of peripherals supported by Athlon II M340 and Ryzen 9 7945HX.

PCIe versionno data5.0
PCI Express lanesno data28

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 7945HX 34.43
+6651%

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 7945HX 54688
+6677%

Gaming performance

Pros & cons summary


Performance score 0.51 34.43
Recency 10 September 2009 4 January 2023
Physical cores 2 16
Threads 2 32
Power consumption (TDP) 35 Watt 55 Watt

Athlon II M340 has 57.1% lower power consumption.

Ryzen 9 7945HX, on the other hand, has a 6651% higher aggregate performance score, an age advantage of 13 years, and 700% more physical cores and 1500% more threads.

The Ryzen 9 7945HX is our recommended choice as it beats the Athlon II M340 in performance tests.


Should you still have questions on choice between Athlon II M340 and Ryzen 9 7945HX, ask them in Comments section, and we shall answer.

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AMD Athlon II M340
Athlon II M340
AMD Ryzen 9 7945HX
Ryzen 9 7945HX

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Community ratings

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


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Questions & comments

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