Celeron M 520 vs 2955U
Primary details
Comparing Celeron 2955U and Celeron M 520 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2829 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Celeron | Celeron M |
| Power efficiency | 3.46 | no data |
| Architecture codename | Haswell (2013−2015) | Merom (2006−2008) |
| Release date | 1 September 2013 (11 years ago) | no data (2024 years ago) |
Detailed specifications
Celeron 2955U and Celeron M 520 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 | 1 |
| Base clock speed | 1.4 GHz | 1.6 GHz |
| Boost clock speed | 1.4 GHz | 1.6 GHz |
| Bus rate | 5 GT/s | 533 MHz |
| L1 cache | 64K (per core) | no data |
| L2 cache | 256K (per core) | no data |
| L3 cache | 2 MB (shared) | 1 MB L2 Cache |
| Chip lithography | 22 nm | 65 nm |
| Die size | 118 mm2 | no data |
| Maximum core temperature | 100 °C | 100 °C |
| Maximum case temperature (TCase) | 105 °C | no data |
| Number of transistors | 1,400 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | no data | 0.95V-1.3V |
Compatibility
Information on Celeron 2955U and Celeron M 520 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 | no data |
| Socket | FCBGA1168 | PPGA478 |
| Power consumption (TDP) | 15 Watt | 30 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron 2955U and Celeron M 520. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | no data |
| Enhanced SpeedStep (EIST) | + | - |
| Turbo Boost Technology | - | - |
| Hyper-Threading Technology | - | - |
| Idle States | + | - |
| Thermal Monitoring | + | - |
| Smart Response | - | no data |
| Demand Based Switching | no data | - |
| GPIO | + | no data |
| Smart Connect | + | no data |
| FDI | - | no data |
| AMT | 9.5 | no data |
| Matrix Storage | - | no data |
| FSB parity | no data | - |
| HD Audio | + | no data |
| RST | + | no data |
Security technologies
Celeron 2955U and Celeron M 520 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | - |
| EDB | + | + |
| Secure Key | + | no data |
| OS Guard | - | no data |
| Anti-Theft | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Celeron 2955U and Celeron M 520 are enumerated here.
| AMD-V | + | - |
| VT-d | - | no data |
| VT-x | + | - |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron 2955U and Celeron M 520. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | no data |
| Maximum memory size | 16 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 25.6 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® HD Graphics for 4th Generation Intel® Processors | no data |
| Clear Video | + | no data |
| Graphics max frequency | 1 GHz | no data |
Graphics interfaces
Available interfaces and connections of Celeron 2955U and Celeron M 520 integrated GPUs.
| Number of displays supported | 3 | no data |
| eDP | + | no data |
| DisplayPort | + | - |
| HDMI | + | - |
Peripherals
Specifications and connection of peripherals supported by Celeron 2955U and Celeron M 520.
| PCIe version | 2.0 | no data |
| PCI Express lanes | 10 | no data |
| PCI support | - | no data |
| USB revision | 3.0 | no data |
| Total number of SATA ports | 2 | no data |
| Max number of SATA 6 Gb/s Ports | 2 | no data |
| Integrated IDE | - | no data |
| Number of USB ports | 4 | no data |
| Integrated LAN | - | no data |
| UART | + | no data |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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
| Physical cores | 2 | 1 |
| Threads | 2 | 1 |
| Chip lithography | 22 nm | 65 nm |
| Power consumption (TDP) | 15 Watt | 30 Watt |
Celeron 2955U has 100% more physical cores and 100% more threads, a 195.5% more advanced lithography process, and 100% lower power consumption.
We couldn't decide between Celeron 2955U and Celeron M 520. We've got no test results to judge.
Should you still have questions on choice between Celeron 2955U and Celeron M 520, ask them in Comments section, and we shall answer.
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