Athlon X4 870K vs Ryzen 3 PRO 4450U
Aggregate performance score
Ryzen 3 PRO 4450U outperforms Athlon X4 870K by a whopping 177% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1317 | 2110 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | AMD Renoir (Ryzen 4000 APU) | no data |
| Power efficiency | 15.29 | 0.87 |
| Designer | AMD | AMD |
| Manufacturer | TSMC | GlobalFoundries |
| Architecture codename | Renoir PRO (Zen 2) (2020) | Godaveri (2014−2016) |
| Release date | 7 May 2020 (5 years ago) | December 2015 (9 years ago) |
Detailed specifications
Ryzen 3 PRO 4450U and Athlon X4 870K 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 | 2.4 GHz | 3.9 GHz |
| Boost clock speed | 3.7 GHz | 4.1 GHz |
| Multiplier | 25 | no data |
| L1 cache | 64K (per core) | 256K |
| L2 cache | 512K (per core) | 4 MB |
| L3 cache | 4 MB (shared) | no data |
| Chip lithography | 7 nm | 28 nm |
| Die size | 156 mm2 | 245 mm2 |
| Maximum core temperature | 105 °C | no data |
| Maximum case temperature (TCase) | no data | 72 °C |
| Number of transistors | 9,800 million | 2,411 million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
| Unlocked multiplier | - | + |
Compatibility
Information on Ryzen 3 PRO 4450U and Athlon X4 870K 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 | FP6 | FM2+ |
| Power consumption (TDP) | 15 Watt | 95 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 3 PRO 4450U and Athlon X4 870K. 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 | + | + |
| FMA | - | + |
| AVX | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 3 PRO 4450U and Athlon X4 870K are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 3 PRO 4450U and Athlon X4 870K. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-4266 | DDR3-2133 |
| Maximum memory size | 64 GB | no data |
| Max memory channels | 4 | no data |
| Maximum memory bandwidth | 68.27 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon RX Vega 5 ( - 1400 MHz) | no data |
Peripherals
Specifications and connection of peripherals supported by Ryzen 3 PRO 4450U and Athlon X4 870K.
| PCIe version | 3.0 | 3.0 |
| PCI Express lanes | no data | 16 |
Synthetic benchmarks
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.
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. Other than that, Passmark measures multi-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 | 5.40 | 1.95 |
| Threads | 8 | 4 |
| Chip lithography | 7 nm | 28 nm |
| Power consumption (TDP) | 15 Watt | 95 Watt |
Ryzen 3 PRO 4450U has a 176.9% higher aggregate performance score, 100% more threads, a 300% more advanced lithography process, and 533.3% lower power consumption.
The AMD Ryzen 3 PRO 4450U is our recommended choice as it beats the AMD Athlon X4 870K in performance tests.
Be aware that Ryzen 3 PRO 4450U is a notebook processor while Athlon X4 870K is a desktop one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
