A100 vs FX-4120
Primary details
Comparing FX-4120 and A100 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Architecture codename | Zambezi (2011−2012) | Stealey (2007) |
| Release date | 23 October 2012 (12 years ago) | June 2007 (17 years ago) |
Detailed specifications
FX-4120 and A100 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 | 4 (Quad-Core) | 1 (Single-Core) |
| Threads | 4 | 1 |
| Base clock speed | 3.9 GHz | no data |
| Boost clock speed | 4.1 GHz | 0.6 GHz |
| L1 cache | 192 KB | 64 KB (per core) |
| L2 cache | 4 MB | 512 KB (per core) |
| L3 cache | 8 MB (shared) | 0 KB |
| Chip lithography | 32 nm | 90 nm |
| Die size | 315 mm2 | 66 mm2 |
| Number of transistors | 1,200 million | 176 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on FX-4120 and A100 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 | 1 | 1 |
| Socket | AM3+ | Intel BGA 437 |
| Power consumption (TDP) | 95 Watt | 3 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by FX-4120 and A100. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| FMA | + | - |
| AVX | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by FX-4120 and A100 are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by FX-4120 and A100. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR2 |
Peripherals
Specifications and connection of peripherals supported by FX-4120 and A100.
| PCIe version | 2.0 | no data |
Pros & cons summary
| Physical cores | 4 | 1 |
| Threads | 4 | 1 |
| Chip lithography | 32 nm | 90 nm |
| Power consumption (TDP) | 95 Watt | 3 Watt |
FX-4120 has 300% more physical cores and 300% more threads, and a 181.3% more advanced lithography process.
A100, on the other hand, has 3066.7% lower power consumption.
We couldn't decide between FX-4120 and A100. We've got no test results to judge.
Note that FX-4120 is a desktop processor while A100 is a notebook one.
Should you still have questions on choice between FX-4120 and A100, ask them in Comments section, and we shall answer.
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