Ryzen 9 7845HX vs Athlon II P340
Primary details
Comparing Athlon II P340 and Ryzen 9 7845HX processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 157 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD Athlon II | no data |
| Power efficiency | no data | 49.52 |
| Architecture codename | Champlain (2010−2011) | Dragon Range-HX (Zen 4) (2023−2024) |
| Release date | 4 October 2010 (14 years ago) | 4 January 2023 (1 year ago) |
Detailed specifications
Athlon II P340 and Ryzen 9 7845HX 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) | 12 (Dodeca-Core) |
| Threads | 2 | 24 |
| Base clock speed | no data | 3 GHz |
| Boost clock speed | 2.2 GHz | 5.2 GHz |
| Bus rate | 3200 MHz | no data |
| L1 cache | 256 KB | 64K (per core) |
| L2 cache | 1 MB | 1 MB (per core) |
| L3 cache | no data | 64 MB (shared) |
| Chip lithography | 45 nm | CCD = 5 nm, I/O = 6 nm |
| Die size | no data | 2x 71 mm2 |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | no data | 13,140 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Athlon II P340 and Ryzen 9 7845HX 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 | no data | 1 |
| Socket | S1g4 | FL1 |
| Power consumption (TDP) | 25 Watt | 55 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon II P340 and Ryzen 9 7845HX. You'll probably need this information if you require some particular technology.
| Instruction set extensions | SSE-3, SSE4A, 3DNow!, MMX, DEP, SVM | MMX, 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 | - | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Athlon II P340 and Ryzen 9 7845HX are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon II P340 and Ryzen 9 7845HX. 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 | AMD Radeon 610M |
Peripherals
Specifications and connection of peripherals supported by Athlon II P340 and Ryzen 9 7845HX.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 28 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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.
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.
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.
Pros & cons summary
| Recency | 4 October 2010 | 4 January 2023 |
| Physical cores | 2 | 12 |
| Threads | 2 | 24 |
| Power consumption (TDP) | 25 Watt | 55 Watt |
Athlon II P340 has 120% lower power consumption.
Ryzen 9 7845HX, on the other hand, has an age advantage of 12 years, and 500% more physical cores and 1100% more threads.
We couldn't decide between Athlon II P340 and Ryzen 9 7845HX. We've got no test results to judge.
Should you still have questions on choice between Athlon II P340 and Ryzen 9 7845HX, ask them in Comments section, and we shall answer.
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