Celeron 1020M vs Atom D525
Aggregate performance score
Celeron 1020M outperforms Atom D525 by a whopping 220% based on our aggregate benchmark results.
Primary details
Comparing Atom D525 and Celeron 1020M processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3162 | 2616 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Atom | Intel Celeron |
| Power efficiency | 1.82 | 2.16 |
| Architecture codename | Pinetrail (2009−2011) | Ivy Bridge (2012−2013) |
| Release date | 21 June 2010 (14 years ago) | 20 January 2013 (11 years ago) |
| Launch price (MSRP) | $63 | $86 |
Detailed specifications
Atom D525 and Celeron 1020M 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) | 2 (Dual-core) |
| Threads | 4 | 2 |
| Base clock speed | 1.8 GHz | 2.1 GHz |
| Boost clock speed | 1.83 GHz | 2.1 GHz |
| Bus rate | no data | 5 GT/s |
| L1 cache | 64K (per core) | 64K (per core) |
| L2 cache | 512K (per core) | 256K (per core) |
| L3 cache | 0 KB | 2 MB (shared) |
| Chip lithography | 45 nm | 22 nm |
| Die size | 66 mm2 | 118 mm2 |
| Maximum core temperature | 100 °C | 105 °C |
| Maximum case temperature (TCase) | no data | 105 °C |
| Number of transistors | 176 million | 1,400 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Atom D525 and Celeron 1020M 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 | FCBGA559 | FCPGA988 |
| Power consumption (TDP) | 13 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom D525 and Celeron 1020M. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE2, Intel® SSE3, Intel® SSSE3 | Intel® SSE4.1, Intel® SSE4.2 |
| Enhanced SpeedStep (EIST) | - | + |
| My WiFi | no data | - |
| Turbo Boost Technology | - | - |
| Hyper-Threading Technology | + | - |
| Idle States | - | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| Demand Based Switching | - | no data |
| PAE | 32 Bit | no data |
| FDI | no data | + |
| Fast Memory Access | no data | + |
Security technologies
Atom D525 and Celeron 1020M technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | - |
| EDB | + | + |
| Anti-Theft | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Atom D525 and Celeron 1020M are enumerated here.
| VT-d | - | - |
| VT-x | - | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom D525 and Celeron 1020M. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2, DDR3 | DDR3 |
| Maximum memory size | 4 GB | 32 GB |
| Max memory channels | 1 | 2 |
| Maximum memory bandwidth | 6.4 GB/s | 25.6 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | Intel GMA 3150 | Intel HD Graphics for 3rd Generation Intel Processors |
| Graphics max frequency | no data | 1 GHz |
Graphics interfaces
Available interfaces and connections of Atom D525 and Celeron 1020M integrated GPUs.
| Number of displays supported | no data | 3 |
| eDP | no data | + |
| DisplayPort | - | + |
| HDMI | - | + |
| SDVO | no data | + |
| CRT | no data | + |
Peripherals
Specifications and connection of peripherals supported by Atom D525 and Celeron 1020M.
| PCIe version | no data | 2.0 |
| PCI Express lanes | no data | 16 |
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
| Performance score | 0.25 | 0.80 |
| Integrated graphics card | 0.01 | 0.77 |
| Recency | 21 June 2010 | 20 January 2013 |
| Threads | 4 | 2 |
| Chip lithography | 45 nm | 22 nm |
| Power consumption (TDP) | 13 Watt | 35 Watt |
Atom D525 has 100% more threads, and 169.2% lower power consumption.
Celeron 1020M, on the other hand, has a 220% higher aggregate performance score, 7600% faster integrated GPU, an age advantage of 2 years, and a 104.5% more advanced lithography process.
The Celeron 1020M is our recommended choice as it beats the Atom D525 in performance tests.
Should you still have questions on choice between Atom D525 and Celeron 1020M, ask them in Comments section, and we shall answer.
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