i5-520E vs Ryzen 9 3900X
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 374 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 17.89 | no data |
| Market segment | Desktop processor | Laptop |
| Series | AMD Ryzen 9 | Intel Core i5 |
| Power efficiency | 15.81 | no data |
| Designer | AMD | Intel |
| Manufacturer | TSMC | no data |
| Architecture codename | Matisse (Zen 2) (2019−2020) | Westmere (2010−2011) |
| Release date | 7 July 2019 (6 years ago) | 7 January 2010 (15 years ago) |
| Launch price (MSRP) | $499 | $210 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Ryzen 9 3900X and Core i5-520E 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 | 12 (Dodeca-Core) | 2 (Dual-core) |
| Threads | 24 | 4 |
| Base clock speed | 3.8 GHz | no data |
| Boost clock speed | 4.6 GHz | 2.4 GHz |
| Bus type | no data | DMI 1.0 |
| Bus rate | no data | 1 × 2.5 GT/s |
| Multiplier | no data | 18 |
| L1 cache | 96K (per core) | 128 KB |
| L2 cache | 512K (per core) | 512 KB |
| L3 cache | 64 MB | 3 MB |
| Chip lithography | 7 nm, 12 nm | 32 nm |
| Die size | no data | 81 mm2 |
| Maximum core temperature | 95 °C | no data |
| Number of transistors | 19,200 million | 382 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen 9 3900X and Core i5-520E 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 (Uniprocessor) |
| Socket | AM4 | no data |
| Power consumption (TDP) | 125 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 3900X and Core i5-520E. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | - | + |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
| Precision Boost 2 | + | no data |
Security technologies
Ryzen 9 3900X and Core i5-520E technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 3900X and Core i5-520E 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 Ryzen 9 3900X and Core i5-520E. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 Dual-channel | DDR3-1066 |
| Maximum memory size | 128 GB | 8 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 51.196 GB/s | 17.051 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | - | Intel HD Graphics (Ironlake) |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 3900X and Core i5-520E.
| PCIe version | no data | 2.0 |
| PCI Express lanes | no data | 16 |
Pros & cons summary
| Recency | 7 July 2019 | 7 January 2010 |
| Physical cores | 12 | 2 |
| Threads | 24 | 4 |
| Chip lithography | 7 nm | 32 nm |
| Power consumption (TDP) | 125 Watt | 35 Watt |
Ryzen 9 3900X has an age advantage of 9 years, 500% more physical cores and 500% more threads, and a 357.1% more advanced lithography process.
i5-520E, on the other hand, has 257.1% lower power consumption.
We couldn't decide between AMD Ryzen 9 3900X and Intel Core i5-520E. We've got no test results to judge.
Note that Ryzen 9 3900X is a desktop processor while Core i5-520E is a notebook one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
