Athlon II Neo K145 vs Celeron 540
Aggregate performance score
Primary details
Comparing Celeron 540 and Athlon II Neo K145 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3247 | 3253 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | no data | AMD Athlon II Neo |
| Power efficiency | 0.60 | 1.50 |
| Architecture codename | no data | Nile (2010) |
| Release date | 1 July 2007 (17 years ago) | 15 December 2010 (14 years ago) |
Detailed specifications
Celeron 540 and Athlon II Neo K145 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 | no data | 1 (Single-Core) |
| Threads | no data | 1 |
| Base clock speed | 1.86 GHz | no data |
| Boost clock speed | no data | 1.8 GHz |
| Bus rate | no data | 2000 MHz |
| L1 cache | no data | 128 KB |
| L2 cache | no data | 1 MB |
| L3 cache | 1 MB L2 Cache | no data |
| Chip lithography | 65 nm | 45 nm |
| Maximum core temperature | 100 °C | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | 0.95V-1.3V | no data |
Compatibility
Information on Celeron 540 and Athlon II Neo K145 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.
| Socket | PPGA478 | S1 |
| Power consumption (TDP) | 30 Watt | 12 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron 540 and Athlon II Neo K145. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | MMX, 3dDNow!, SSE4A, AMD64, Enhanced Virus Protection, Virtualization |
| VirusProtect | - | + |
| 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 |
Security technologies
Celeron 540 and Athlon II Neo K145 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 540 and Athlon II Neo K145 are enumerated here.
| AMD-V | - | + |
| VT-x | - | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron 540 and Athlon II Neo K145. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR3 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Pros & cons summary
| Recency | 1 July 2007 | 15 December 2010 |
| Chip lithography | 65 nm | 45 nm |
| Power consumption (TDP) | 30 Watt | 12 Watt |
Athlon II Neo K145 has an age advantage of 3 years, a 44.4% more advanced lithography process, and 150% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between Celeron 540 and Athlon II Neo K145.
Should you still have questions on choice between Celeron 540 and Athlon II Neo K145, ask them in Comments section, and we shall answer.
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