A8-3870K vs Ryzen 5 2500U
Aggregate performance score
Ryzen 5 2500U outperforms A8-3870K by a whopping 183% based on our aggregate benchmark results.
Primary details
Comparing Ryzen 5 2500U and A8-3870K processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 1364 | 2131 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | AMD Ryzen 5 | no data |
| Architecture codename | Zen (2017−2020) | Llano (2011−2012) |
| Release date | 26 October 2017 (6 years ago) | 20 December 2011 (12 years ago) |
Detailed specifications
Ryzen 5 2500U and A8-3870K 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) | 4 (Quad-Core) |
| Threads | 8 | 4 |
| Base clock speed | 2 GHz | 3 GHz |
| Boost clock speed | 2 GHz | 3 GHz |
| Multiplier | 20 | no data |
| L1 cache | 384 KB | 128 KB (per core) |
| L2 cache | 2 MB | 1 MB (per core) |
| L3 cache | 4 MB | 0 KB |
| Chip lithography | 14 nm | 32 nm |
| Die size | 209.78 mm2 | 228 mm2 |
| Number of transistors | 4950 Million | 1,178 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | - | + |
Compatibility
Information on Ryzen 5 2500U and A8-3870K 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 (Uniprocessor) | 1 |
| Socket | AM4 | FM1 |
| Power consumption (TDP) | 15 Watt | 100 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 5 2500U and A8-3870K. You'll probably need this information if you require some particular technology.
| Instruction set extensions | XFR, FMA3, SSE 4.2, AVX2, SMT | no data |
| AES-NI | + | - |
| AVX | + | - |
| Precision Boost 2 | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 5 2500U and A8-3870K are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 5 2500U and A8-3870K. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2400 | DDR3 |
| Maximum memory size | 32 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 38.397 GB/s | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | AMD Radeon RX Vega 8 (Ryzen 2000/3000) | AMD Radeon HD 6550D |
Peripherals
Specifications and connection of peripherals supported by Ryzen 5 2500U and A8-3870K.
| PCIe version | 3.0 | no data |
| PCI Express lanes | 12 | 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.
Pros & cons summary
| Performance score | 4.24 | 1.50 |
| Integrated graphics card | 4.50 | 1.04 |
| Recency | 26 October 2017 | 20 December 2011 |
| Threads | 8 | 4 |
| Chip lithography | 14 nm | 32 nm |
| Power consumption (TDP) | 15 Watt | 100 Watt |
Ryzen 5 2500U has a 182.7% higher aggregate performance score, 332.7% faster integrated GPU, an age advantage of 5 years, 100% more threads, a 128.6% more advanced lithography process, and 566.7% lower power consumption.
The Ryzen 5 2500U is our recommended choice as it beats the A8-3870K in performance tests.
Be aware that Ryzen 5 2500U is a notebook processor while A8-3870K is a desktop one.
Should you still have questions on choice between Ryzen 5 2500U and A8-3870K, ask them in Comments section, and we shall answer.
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