Athlon PRO 300U vs i3-550
Aggregate performance score
Athlon PRO 300U outperforms Core i3-550 by a whopping 154% based on our aggregate benchmark results.
Primary details
Comparing Core i3-550 and Athlon PRO 300U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2448 | 1729 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.06 | no data |
| Market segment | Desktop processor | Laptop |
| Series | no data | AMD Athlon |
| Power efficiency | 1.31 | 16.21 |
| Architecture codename | Clarkdale (2010−2011) | Raven Ridge 2 (2019) |
| Release date | 30 May 2010 (14 years ago) | 8 April 2019 (5 years ago) |
| Launch price (MSRP) | $101 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core i3-550 and Athlon PRO 300U 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 | 4 |
| Base clock speed | 3.2 GHz | 2.4 GHz |
| Boost clock speed | 3.2 GHz | 3.3 GHz |
| Bus type | no data | PCIe 3.0 |
| Bus rate | 2.5 GT/s | no data |
| Multiplier | no data | 24 |
| L1 cache | 64 KB (per core) | 128K (per core) |
| L2 cache | 256 KB (per core) | 512K (per core) |
| L3 cache | 4 MB (shared) | 4 MB (shared) |
| Chip lithography | 32 nm | 14 nm |
| Die size | 81 mm2 | 209.78 mm2 |
| Maximum core temperature | 73 °C | no data |
| Number of transistors | 382 million | 4940 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Core i3-550 and Athlon PRO 300U 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 | FP5 |
| Power consumption (TDP) | 73 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i3-550 and Athlon PRO 300U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2 | XFR, FMA3, SSE 4.2, AVX2, SMT |
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | + | no data |
| Idle States | + | no data |
| Demand Based Switching | - | no data |
| PAE | 36 Bit | no data |
| FDI | + | no data |
Security technologies
Core i3-550 and Athlon PRO 300U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i3-550 and Athlon PRO 300U are enumerated here.
| AMD-V | - | + |
| VT-x | + | no data |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i3-550 and Athlon PRO 300U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4 Dual-channel |
| Maximum memory size | 16.38 GB | 32 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 21 GB/s | 38.397 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® HD Graphics for Previous Generation Intel® Processors | AMD Radeon RX Vega 3 |
| Clear Video HD | + | no data |
Graphics interfaces
Available interfaces and connections of Core i3-550 and Athlon PRO 300U integrated GPUs.
| Number of displays supported | 2 | no data |
Peripherals
Specifications and connection of peripherals supported by Core i3-550 and Athlon PRO 300U.
| PCIe version | 2.0 | 3.0 |
| PCI Express lanes | 16 | 12 |
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 | 1.01 | 2.57 |
| Recency | 30 May 2010 | 8 April 2019 |
| Chip lithography | 32 nm | 14 nm |
| Power consumption (TDP) | 73 Watt | 15 Watt |
Athlon PRO 300U has a 154.5% higher aggregate performance score, an age advantage of 8 years, a 128.6% more advanced lithography process, and 386.7% lower power consumption.
The Athlon PRO 300U is our recommended choice as it beats the Core i3-550 in performance tests.
Note that Core i3-550 is a desktop processor while Athlon PRO 300U is a notebook one.
Should you still have questions on choice between Core i3-550 and Athlon PRO 300U, ask them in Comments section, and we shall answer.
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