Pentium 4 HT 540 vs Athlon II Neo K145
Primary details
Comparing Athlon II Neo K145 and Pentium 4 HT 540 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3253 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | AMD Athlon II Neo | no data |
| Power efficiency | 1.50 | no data |
| Architecture codename | Nile (2010) | Prescott (2001−2005) |
| Release date | 15 December 2010 (14 years ago) | June 2004 (20 years ago) |
Detailed specifications
Athlon II Neo K145 and Pentium 4 HT 540 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 | 1.8 GHz | 3.2 GHz |
| Bus rate | 2000 MHz | no data |
| L1 cache | 128 KB | 16 KB |
| L2 cache | 1 MB | 1 MB |
| L3 cache | no data | 0 KB |
| Chip lithography | 45 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 Athlon II Neo K145 and Pentium 4 HT 540 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 | S1 | 775 |
| Power consumption (TDP) | 12 Watt | 84 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon II Neo K145 and Pentium 4 HT 540. You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX, 3dDNow!, SSE4A, AMD64, Enhanced Virus Protection, Virtualization | no data |
| VirusProtect | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Athlon II Neo K145 and Pentium 4 HT 540 are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon II Neo K145 and Pentium 4 HT 540. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR1, DDR2, DDR3 |
Pros & cons summary
| Threads | 1 | 2 |
| Chip lithography | 45 nm | 90 nm |
| Power consumption (TDP) | 12 Watt | 84 Watt |
Athlon II Neo K145 has a 100% more advanced lithography process, and 600% lower power consumption.
Pentium 4 HT 540, on the other hand, has 100% more threads.
We couldn't decide between Athlon II Neo K145 and Pentium 4 HT 540. We've got no test results to judge.
Be aware that Athlon II Neo K145 is a notebook processor while Pentium 4 HT 540 is a desktop one.
Should you still have questions on choice between Athlon II Neo K145 and Pentium 4 HT 540, ask them in Comments section, and we shall answer.
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