Atom C3955 vs Ryzen 7 3800X
Aggregate performance score
Ryzen 7 3800X outperforms Atom C3955 by a whopping 299% based on our aggregate benchmark results.
Primary details
Comparing Ryzen 7 3800X and Atom C3955 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 474 | 1465 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 16.73 | 1.10 |
| Market segment | Desktop processor | Server |
| Series | AMD Ryzen 7 | Intel Atom |
| Architecture codename | Matisse (2019−2020) | Goldmont (2016−2017) |
| Release date | 27 May 2019 (5 years ago) | 15 August 2017 (7 years ago) |
| Launch price (MSRP) | $399 | $434 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Ryzen 7 3800X has 1421% better value for money than Atom C3955.
Detailed specifications
Ryzen 7 3800X and Atom C3955 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 | 8 (Octa-Core) | 16 (Hexadeca-Core) |
| Threads | 16 | 16 |
| Base clock speed | 3.9 GHz | 2.1 GHz |
| Boost clock speed | 4.5 GHz | 2.4 GHz |
| Multiplier | no data | 21 |
| L1 cache | 512 KB | 896 KB |
| L2 cache | 4 MB | 16 MB |
| L3 cache | 32 MB | 16 MB |
| Chip lithography | 7 nm, 12 nm | 14 nm |
| Maximum core temperature | no data | 78 °C |
| Number of transistors | 19,200 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | + | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen 7 3800X and Atom C3955 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 | FCBGA1310 |
| Power consumption (TDP) | 105 Watt | 32 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 7 3800X and Atom C3955. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
| QuickAssist | no data | - |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | - |
| Status | no data | Launched |
| Precision Boost 2 | + | no data |
Security technologies
Ryzen 7 3800X and Atom C3955 technologies aimed at improving security, for example, by protecting against hacks.
| EDB | no data | + |
| Secure Boot | no data | + |
| Secure Key | no data | + |
| SGX | no data | - |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 7 3800X and Atom C3955 are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 7 3800X and Atom C3955. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 Dual-channel | DDR4: 2400 |
| Maximum memory size | 128 GB | 256 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 51.196 GB/s | 38.397 GB/s |
| ECC memory support | - | + |
Peripherals
Specifications and connection of peripherals supported by Ryzen 7 3800X and Atom C3955.
| PCIe version | no data | 3 |
| PCI Express lanes | no data | 16 |
| USB revision | no data | 3 |
| Total number of SATA ports | no data | 16 |
| Max number of SATA 6 Gb/s Ports | no data | 16 |
| Number of USB ports | no data | 8 |
| Integrated LAN | no data | 4x10/2.5/1 GBE |
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 | 15.16 | 3.80 |
| Recency | 27 May 2019 | 15 August 2017 |
| Physical cores | 8 | 16 |
| Chip lithography | 7 nm | 14 nm |
| Power consumption (TDP) | 105 Watt | 32 Watt |
Ryzen 7 3800X has a 298.9% higher aggregate performance score, an age advantage of 1 year, and a 100% more advanced lithography process.
Atom C3955, on the other hand, has 100% more physical cores, and 228.1% lower power consumption.
The Ryzen 7 3800X is our recommended choice as it beats the Atom C3955 in performance tests.
Note that Ryzen 7 3800X is a desktop processor while Atom C3955 is a server/workstation one.
Should you still have questions on choice between Ryzen 7 3800X and Atom C3955, ask them in Comments section, and we shall answer.
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