Athlon 1100 vs Celeron M 520
Primary details
Comparing Celeron M 520 and Athlon 1100 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | Celeron M | no data |
| Architecture codename | Merom (2006−2008) | Thunderbird B (2000−2001) |
| Release date | no data | August 2000 (23 years ago) |
| Current price | $140 | $28 |
Detailed specifications
Celeron M 520 and Athlon 1100 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 |
| Base clock speed | 1.6 GHz | no data |
| Boost clock speed | 1.6 GHz | 1.1 GHz |
| Bus support | 533 MHz | no data |
| L1 cache | no data | 128 KB |
| L2 cache | no data | 256 KB |
| L3 cache | 1 MB L2 Cache | 0 KB |
| Chip lithography | 65 nm | 180 nm |
| Die size | no data | 120 mm2 |
| Maximum core temperature | 100 °C | no data |
| Number of transistors | no data | 37 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
| VID voltage range | 0.95V-1.3V | no data |
Compatibility
Information on Celeron M 520 and Athlon 1100 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 | PPGA478 | A |
| Power consumption (TDP) | 30 Watt | 60 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron M 520 and Athlon 1100. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | - | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | - | no data |
| Demand Based Switching | - | no data |
| FSB parity | - | no data |
| Status | Discontinued | no data |
Security technologies
Celeron M 520 and Athlon 1100 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Celeron M 520 and Athlon 1100 are enumerated here.
| VT-x | - | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron M 520 and Athlon 1100. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR1 |
Pros & cons summary
| Chip lithography | 65 nm | 180 nm |
| Power consumption (TDP) | 30 Watt | 60 Watt |
We couldn't decide between Celeron M 520 and Athlon 1100. We've got no test results to judge.
Be aware that Celeron M 520 is a notebook processor while Athlon 1100 is a desktop one.
Should you still have questions on choice between Celeron M 520 and Athlon 1100, ask them in Comments section, and we shall answer.
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