Atom C3750 vs Celeron 2981U
Primary details
Comparing Celeron 2981U and Atom C3750 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2746 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Series | Intel Celeron | Intel Atom |
| Power efficiency | 4.10 | no data |
| Architecture codename | Haswell (2013−2015) | Goldmont (2016−2017) |
| Release date | 1 January 2014 (10 years ago) | 15 August 2017 (7 years ago) |
| Launch price (MSRP) | no data | $171 |
Detailed specifications
Celeron 2981U and Atom C3750 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) | 8 (Octa-Core) |
| Threads | 2 | 8 |
| Base clock speed | 1.6 GHz | 2.2 GHz |
| Boost clock speed | 1.6 GHz | 2.4 GHz |
| Bus rate | 5 GT/s | no data |
| Multiplier | no data | 22 |
| L1 cache | 128 KB | 448 KB |
| L2 cache | 512 KB | 16 MB |
| L3 cache | 2 MB | 16 MB |
| Chip lithography | 22 nm | 14 nm |
| Maximum core temperature | 100 °C | 84 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Celeron 2981U and Atom C3750 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 (Uniprocessor) |
| Socket | FCBGA1168 | FCBGA1310 |
| Power consumption (TDP) | 15 Watt | 21 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron 2981U and Atom C3750. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | no data |
| AES-NI | - | + |
| Enhanced SpeedStep (EIST) | + | + |
| QuickAssist | no data | - |
| Turbo Boost Technology | - | 2.0 |
| Hyper-Threading Technology | - | - |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Smart Response | - | no data |
| GPIO | + | no data |
| Smart Connect | + | no data |
| FDI | - | no data |
| AMT | 9.5 | no data |
| Matrix Storage | - | no data |
| HD Audio | + | no data |
| RST | + | no data |
Security technologies
Celeron 2981U and Atom C3750 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | + |
| Secure Boot | no data | + |
| Secure Key | + | + |
| SGX | no data | - |
| OS Guard | - | + |
| Anti-Theft | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Celeron 2981U and Atom C3750 are enumerated here.
| AMD-V | + | - |
| VT-d | - | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron 2981U and Atom C3750. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4: 2400 |
| Maximum memory size | 16 GB | 256 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 25.6 GB/s | 34.134 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® HD Graphics for 4th Generation Intel® Processors | no data |
| Quick Sync Video | + | - |
| Clear Video | + | no data |
| Graphics max frequency | 1 GHz | no data |
Graphics interfaces
Available interfaces and connections of Celeron 2981U and Atom C3750 integrated GPUs.
| Number of displays supported | 3 | no data |
| eDP | + | no data |
| DisplayPort | + | - |
| HDMI | + | - |
Peripherals
Specifications and connection of peripherals supported by Celeron 2981U and Atom C3750.
| PCIe version | 2.0 | 3 |
| PCI Express lanes | 12 | 12 |
| PCI support | - | no data |
| USB revision | 3.0 | 3 |
| Total number of SATA ports | 2 | 12 |
| Max number of SATA 6 Gb/s Ports | 2 | 12 |
| Integrated IDE | - | no data |
| Number of USB ports | 4 | 8 |
| Integrated LAN | - | 2x10/2.5/1 GBE |
| UART | + | no data |
Pros & cons summary
| Recency | 1 January 2014 | 15 August 2017 |
| Physical cores | 2 | 8 |
| Threads | 2 | 8 |
| Chip lithography | 22 nm | 14 nm |
| Power consumption (TDP) | 15 Watt | 21 Watt |
Celeron 2981U has 40% lower power consumption.
Atom C3750, on the other hand, has an age advantage of 3 years, 300% more physical cores and 300% more threads, and a 57.1% more advanced lithography process.
We couldn't decide between Celeron 2981U and Atom C3750. We've got no test results to judge.
Be aware that Celeron 2981U is a notebook processor while Atom C3750 is a server/workstation one.
Should you still have questions on choice between Celeron 2981U and Atom C3750, ask them in Comments section, and we shall answer.
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