Pentium 4 HT 551 vs Athlon 1100
Primary details
Comparing Athlon 1100 and Pentium 4 HT 551 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 | Desktop processor |
| Architecture codename | Thunderbird B (2000−2001) | Prescott (2001−2005) |
| Release date | 14 August 2000 (24 years ago) | June 2005 (19 years ago) |
| Launch price (MSRP) | $853 | no data |
Detailed specifications
Athlon 1100 and Pentium 4 HT 551 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 | 2 |
| Boost clock speed | 1.1 GHz | 3.4 GHz |
| L1 cache | 128 KB | 16 KB |
| L2 cache | 256 KB | 1 MB |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 180 nm | 90 nm |
| Die size | 120 mm2 | 109 mm2 |
| Number of transistors | 37 million | 125 million |
| 64 bit support | - | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Athlon 1100 and Pentium 4 HT 551 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 | 775 |
| Power consumption (TDP) | 60 Watt | 115 Watt |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon 1100 and Pentium 4 HT 551. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1 | DDR1, DDR2, DDR3 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | On certain motherboards (Chipset feature) | no data |
Pros & cons summary
| Threads | 1 | 2 |
| Chip lithography | 180 nm | 90 nm |
| Power consumption (TDP) | 60 Watt | 115 Watt |
Athlon 1100 has 91.7% lower power consumption.
Pentium 4 HT 551, on the other hand, has 100% more threads, and a 100% more advanced lithography process.
We couldn't decide between Athlon 1100 and Pentium 4 HT 551. We've got no test results to judge.
Should you still have questions on choice between Athlon 1100 and Pentium 4 HT 551, ask them in Comments section, and we shall answer.
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