Pentium 4 HT 531 vs Atom E3805
Primary details
Comparing Atom E3805 and Pentium 4 HT 531 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3157 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | Atom | no data |
| Power efficiency | 8.20 | no data |
| Architecture codename | Bay Trail | Prescott (2001−2005) |
| Release date | no data | June 2005 (19 years ago) |
Detailed specifications
Atom E3805 and Pentium 4 HT 531 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) | 1 (Single-Core) |
| Threads | 2 | 2 |
| Boost clock speed | 1.33 GHz | 3 GHz |
| L1 cache | no data | 16 KB |
| L2 cache | no data | 1 MB |
| L3 cache | no data | 0 KB |
| Chip lithography | 22 nm | 90 nm |
| Die size | no data | 109 mm2 |
| Number of transistors | no data | 125 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Atom E3805 and Pentium 4 HT 531 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 | no data | 775 |
| Power consumption (TDP) | 3 Watt | 84 Watt |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom E3805 and Pentium 4 HT 531. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR1, DDR2, DDR3 |
Pros & cons summary
| Physical cores | 2 | 1 |
| Chip lithography | 22 nm | 90 nm |
| Power consumption (TDP) | 3 Watt | 84 Watt |
Atom E3805 has 100% more physical cores, a 309.1% more advanced lithography process, and 2700% lower power consumption.
We couldn't decide between Atom E3805 and Pentium 4 HT 531. We've got no test results to judge.
Be aware that Atom E3805 is a notebook processor while Pentium 4 HT 531 is a desktop one.
Should you still have questions on choice between Atom E3805 and Pentium 4 HT 531, ask them in Comments section, and we shall answer.
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