A100 vs Athlon XP 1900+
Primary details
Comparing Athlon XP 1900+ and A100 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3335 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Power efficiency | 0.18 | no data |
| Architecture codename | Thoroughbred (2001−2002) | Stealey (2007) |
| Release date | November 2001 (23 years ago) | June 2007 (17 years ago) |
Detailed specifications
Athlon XP 1900+ 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 | 1 (Single-Core) | 1 (Single-Core) |
| Threads | 1 | 1 |
| Boost clock speed | 1.6 GHz | 0.6 GHz |
| L1 cache | 128 KB | 64 KB (per core) |
| L2 cache | 256 KB | 512 KB (per core) |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 180 nm | 90 nm |
| Die size | 150 mm2 | 66 mm2 |
| Number of transistors | 37 million | 176 million |
| 64 bit support | - | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Athlon XP 1900+ 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 | A | Intel BGA 437 |
| Power consumption (TDP) | 68 Watt | 3 Watt |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon XP 1900+ and A100. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR2 |
Pros & cons summary
| Chip lithography | 180 nm | 90 nm |
| Power consumption (TDP) | 68 Watt | 3 Watt |
A100 has a 100% more advanced lithography process, and 2166.7% lower power consumption.
We couldn't decide between Athlon XP 1900+ and A100. We've got no test results to judge.
Note that Athlon XP 1900+ is a desktop processor while A100 is a notebook one.
Should you still have questions on choice between Athlon XP 1900+ and A100, ask them in Comments section, and we shall answer.
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