Celeron N2840 vs Phenom II X2 550
Aggregate performance score
Phenom II X2 550 outperforms Celeron N2840 by an impressive 97% based on our aggregate benchmark results.
Primary details
Comparing Phenom II X2 550 and Celeron N2840 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2683 | 3041 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.04 | no data |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Celeron |
| Power efficiency | 0.86 | 5.00 |
| Architecture codename | Callisto (2009−2010) | Bay Trail-M (2013−2014) |
| Release date | 4 November 2009 (15 years ago) | 22 May 2014 (10 years ago) |
| Launch price (MSRP) | $133 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Phenom II X2 550 and Celeron N2840 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 | 2 | 2 |
| Base clock speed | 3.1 GHz | 2.16 GHz |
| Boost clock speed | 3.1 GHz | 2.58 GHz |
| L1 cache | 128 KB (per core) | 56K (per core) |
| L2 cache | 512 KB (per core) | 512K (per core) |
| L3 cache | 6 MB (shared) | 0 KB |
| Chip lithography | 45 nm | 22 nm |
| Die size | 258 mm2 | no data |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 758 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Phenom II X2 550 and Celeron N2840 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 | AM3 | FCBGA1170 |
| Power consumption (TDP) | 80 Watt | 7.5 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom II X2 550 and Celeron N2840. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | - |
| Idle States | no data | + |
| Smart Connect | no data | + |
Security technologies
Phenom II X2 550 and Celeron N2840 technologies aimed at improving security, for example, by protecting against hacks.
| EDB | no data | + |
| Secure Key | no data | + |
| Anti-Theft | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Phenom II X2 550 and Celeron N2840 are enumerated here.
| AMD-V | + | - |
| VT-d | no data | - |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Phenom II X2 550 and Celeron N2840. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3 |
| Maximum memory size | no data | 8 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 21.32 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | On certain motherboards (Chipset feature) | Intel HD Graphics for Intel Atom Processor Z3700 Series |
| Quick Sync Video | - | + |
| Graphics max frequency | no data | 792 MHz |
Graphics interfaces
Available interfaces and connections of Phenom II X2 550 and Celeron N2840 integrated GPUs.
| Number of displays supported | no data | 2 |
Peripherals
Specifications and connection of peripherals supported by Phenom II X2 550 and Celeron N2840.
| PCIe version | 2.0 | 2.0 |
| PCI Express lanes | no data | 4 |
| USB revision | no data | 3.0 and 2.0 |
| Total number of SATA ports | no data | 2 |
| Number of USB ports | no data | 5 |
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 | 0.73 | 0.37 |
| Recency | 4 November 2009 | 22 May 2014 |
| Chip lithography | 45 nm | 22 nm |
| Power consumption (TDP) | 80 Watt | 7 Watt |
Phenom II X2 550 has a 97.3% higher aggregate performance score.
Celeron N2840, on the other hand, has an age advantage of 4 years, a 104.5% more advanced lithography process, and 1042.9% lower power consumption.
The Phenom II X2 550 is our recommended choice as it beats the Celeron N2840 in performance tests.
Note that Phenom II X2 550 is a desktop processor while Celeron N2840 is a notebook one.
Should you still have questions on choice between Phenom II X2 550 and Celeron N2840, ask them in Comments section, and we shall answer.
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