Celeron N3450 vs i5-655K
Aggregate performance score
Core i5-655K outperforms Celeron N3450 by a minimal 2% based on our aggregate benchmark results.
Primary details
Comparing Core i5-655K and Celeron N3450 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2286 | 2297 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Celeron |
| Power efficiency | 1.65 | 19.72 |
| Architecture codename | Clarkdale (2010−2011) | Apollo Lake (2014−2016) |
| Release date | 30 May 2010 (14 years ago) | 30 August 2016 (8 years ago) |
| Launch price (MSRP) | no data | $107 |
Detailed specifications
Core i5-655K and Celeron N3450 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) | 4 (Quad-Core) |
| Threads | 4 | 4 |
| Base clock speed | 3.2 GHz | 1.1 GHz |
| Boost clock speed | 3.46 GHz | 2.2 GHz |
| Bus rate | 2.5 GT/s | no data |
| Multiplier | no data | 11 |
| L1 cache | 64 KB (per core) | no data |
| L2 cache | 256 KB (per core) | 2 MB |
| L3 cache | 4 MB (shared) | 0 KB |
| Chip lithography | 32 nm | 14 nm |
| Die size | 81 mm2 | no data |
| Maximum core temperature | 73 °C | 105 °C |
| Number of transistors | 382 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Core i5-655K and Celeron N3450 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 | FCLGA1156 | FCBGA1296 |
| Power consumption (TDP) | 73 Watt | 6 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i5-655K and Celeron N3450. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2 | no data |
| AES-NI | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | 1.0 | - |
| Hyper-Threading Technology | + | - |
| Idle States | + | + |
| Thermal Monitoring | - | + |
| Smart Response | no data | - |
| Demand Based Switching | - | no data |
| PAE | 36 Bit | no data |
| GPIO | no data | + |
| Smart Connect | no data | - |
| FDI | + | no data |
| HD Audio | no data | + |
| RST | no data | - |
Security technologies
Core i5-655K and Celeron N3450 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| Secure Boot | no data | + |
| Secure Key | no data | + |
| MPX | - | + |
| Identity Protection | - | + |
| OS Guard | no data | + |
| Anti-Theft | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i5-655K and Celeron N3450 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| VT-i | no data | - |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i5-655K and Celeron N3450. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3, DDR4 |
| Maximum memory size | 16.38 GB | 8 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 21 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® HD Graphics for Previous Generation Intel® Processors | Intel HD Graphics 500 |
| Max video memory | no data | 8 GB |
| Quick Sync Video | - | + |
| Clear Video | no data | + |
| Clear Video HD | + | + |
| Graphics max frequency | no data | 700 MHz |
| Execution Units | no data | 12 |
Graphics interfaces
Available interfaces and connections of Core i5-655K and Celeron N3450 integrated GPUs.
| Number of displays supported | 2 | 3 |
| eDP | no data | + |
| DisplayPort | - | + |
| HDMI | - | + |
| MIPI-DSI | no data | + |
Graphics API support
APIs supported by Core i5-655K and Celeron N3450 integrated GPUs, sometimes API versions are included.
| DirectX | no data | + |
| OpenGL | no data | + |
Peripherals
Specifications and connection of peripherals supported by Core i5-655K and Celeron N3450.
| PCIe version | 2.0 | 2.0 |
| PCI Express lanes | 16 | 6 |
| USB revision | no data | 2.0/3.0 |
| Total number of SATA ports | no data | 2 |
| Max number of SATA 6 Gb/s Ports | no data | 2 |
| Number of USB ports | no data | 8 |
| 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.
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.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Pros & cons summary
| Performance score | 1.27 | 1.25 |
| Recency | 30 May 2010 | 30 August 2016 |
| Physical cores | 2 | 4 |
| Chip lithography | 32 nm | 14 nm |
| Power consumption (TDP) | 73 Watt | 6 Watt |
i5-655K has a 1.6% higher aggregate performance score.
Celeron N3450, on the other hand, has an age advantage of 6 years, 100% more physical cores, a 128.6% more advanced lithography process, and 1116.7% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between Core i5-655K and Celeron N3450.
Note that Core i5-655K is a desktop processor while Celeron N3450 is a notebook one.
Should you still have questions on choice between Core i5-655K and Celeron N3450, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
