FX-8100 vs Athlon II M300
Primary details
Comparing Athlon II M300 and FX-8100 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 1734 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | AMD Athlon II | no data |
| Power efficiency | no data | 2.54 |
| Architecture codename | Caspian (2009) | Zambezi (2011−2012) |
| Release date | 10 September 2009 (15 years ago) | 12 October 2011 (13 years ago) |
Detailed specifications
Athlon II M300 and FX-8100 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) | 8 (Octa-Core) |
| Threads | 2 | 8 |
| Base clock speed | no data | 2.8 GHz |
| Boost clock speed | 2 GHz | 3.7 GHz |
| Bus rate | 3200 MHz | no data |
| L1 cache | 128 KB | 384 KB |
| L2 cache | 1 MB | 8 MB |
| L3 cache | no data | 8 MB (shared) |
| Chip lithography | 45 nm | 32 nm |
| Die size | no data | 315 mm2 |
| Number of transistors | no data | 1,200 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | - | + |
Compatibility
Information on Athlon II M300 and FX-8100 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 | Socket S1 (S1g3) | AM3+ |
| Power consumption (TDP) | 35 Watt | 95 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon II M300 and FX-8100. You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization | no data |
| AES-NI | - | + |
| FMA | - | + |
| AVX | - | + |
| PowerNow | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Athlon II M300 and FX-8100 are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon II M300 and FX-8100. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | DDR3 |
Peripherals
Specifications and connection of peripherals supported by Athlon II M300 and FX-8100.
| PCIe version | no data | 2.0 |
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 | 10 September 2009 | 12 October 2011 |
| Physical cores | 2 | 8 |
| Threads | 2 | 8 |
| Chip lithography | 45 nm | 32 nm |
| Power consumption (TDP) | 35 Watt | 95 Watt |
Athlon II M300 has 171.4% lower power consumption.
FX-8100, on the other hand, has an age advantage of 2 years, 300% more physical cores and 300% more threads, and a 40.6% more advanced lithography process.
We couldn't decide between Athlon II M300 and FX-8100. We've got no test results to judge.
Be aware that Athlon II M300 is a notebook processor while FX-8100 is a desktop one.
Should you still have questions on choice between Athlon II M300 and FX-8100, ask them in Comments section, and we shall answer.
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