Celeron 827E vs i5-2550K
Primary details
Comparing Core i5-2550K and Celeron 827E processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1717 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 1.65 | no data |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Celeron |
| Power efficiency | 2.59 | no data |
| Architecture codename | Sandy Bridge (2011−2013) | Sandy Bridge (2011−2013) |
| Release date | January 2012 (12 years ago) | no data (2024 years ago) |
| Launch price (MSRP) | $189 | $89 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core i5-2550K and Celeron 827E 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 | 4 (Quad-Core) | 1 (Single-Core) |
| Threads | 4 | 1 |
| Base clock speed | 3.4 GHz | no data |
| Boost clock speed | 3.8 GHz | 1.4 GHz |
| Bus type | no data | DMI 2.0 |
| Bus rate | 5 GT/s | 4 × 5 GT/s |
| Multiplier | no data | 14 |
| L1 cache | 64 KB (per core) | 64 KB |
| L2 cache | 256 KB (per core) | 256 KB |
| L3 cache | 6144 KB (shared) | 1.5 MB |
| Chip lithography | 32 nm | 32 nm |
| Die size | 216 mm2 | 131 mm2 |
| Maximum core temperature | 73 °C | no data |
| Number of transistors | 1160 million | 504 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Core i5-2550K and Celeron 827E 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 | FCLGA1155,LGA1155 | no data |
| Power consumption (TDP) | 95 Watt | 17 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i5-2550K and Celeron 827E. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX | no data |
| AES-NI | + | - |
| FMA | - | + |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Flex Memory Access | + | no data |
| FDI | - | no data |
| Fast Memory Access | + | no data |
Security technologies
Core i5-2550K and Celeron 827E technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
| Identity Protection | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i5-2550K and Celeron 827E are enumerated here.
| VT-d | - | no data |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i5-2550K and Celeron 827E. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3-1066 |
| Maximum memory size | 32 GB | 16 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 21 GB/s | 21.335 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel HD Graphics (Sandy Bridge) |
| Quick Sync Video | + | - |
Peripherals
Specifications and connection of peripherals supported by Core i5-2550K and Celeron 827E.
| PCIe version | 2.0 | no data |
| PCI Express lanes | 16 | 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 | 4 | 1 |
| Threads | 4 | 1 |
| Power consumption (TDP) | 95 Watt | 17 Watt |
i5-2550K has 300% more physical cores and 300% more threads.
Celeron 827E, on the other hand, has 458.8% lower power consumption.
We couldn't decide between Core i5-2550K and Celeron 827E. We've got no test results to judge.
Note that Core i5-2550K is a desktop processor while Celeron 827E is a notebook one.
Should you still have questions on choice between Core i5-2550K and Celeron 827E, 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.
