Atom C3955 vs Steam Deck OLED APU
Aggregate performance score
Steam Deck OLED APU outperforms Atom C3955 by a significant 26% based on our aggregate benchmark results.
Primary details
Comparing Steam Deck OLED APU and Atom C3955 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1288 | 1487 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 0.95 |
| Market segment | Laptop | Server |
| Series | Renoir (Ryzen 4000 APU) | Intel Atom |
| Power efficiency | 29.10 | 10.80 |
| Architecture codename | Van Gogh (Custom) (2023) | Goldmont (2016−2017) |
| Release date | 9 November 2023 (1 year ago) | 15 August 2017 (7 years ago) |
| Launch price (MSRP) | no data | $434 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Steam Deck OLED APU 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 | 4 (Quad-Core) | 16 (Hexadeca-Core) |
| Threads | 8 | 16 |
| Base clock speed | 2.4 GHz | 2.1 GHz |
| Boost clock speed | 3.5 GHz | 2.4 GHz |
| Multiplier | no data | 21 |
| L1 cache | 256 KB | 896 KB |
| L2 cache | 2 MB | 16 MB |
| L3 cache | 4 MB | 16 MB |
| Chip lithography | 6 nm | 14 nm |
| Maximum core temperature | no data | 78 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | - |
Compatibility
Information on Steam Deck OLED APU 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 | no data | 1 (Uniprocessor) |
| Socket | no data | FCBGA1310 |
| Power consumption (TDP) | 15 Watt | 32 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Steam Deck OLED APU and Atom C3955. You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, CPB, AES-NI, RDRAND, RDSEED, SHA, SME | no data |
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
| QuickAssist | no data | - |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | - |
Security technologies
Steam Deck OLED APU 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 Steam Deck OLED APU and Atom C3955 are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Steam Deck OLED APU and Atom C3955. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR4: 2400 |
| Maximum memory size | no data | 256 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 38.397 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon Steam Deck 8CU | no data |
Peripherals
Specifications and connection of peripherals supported by Steam Deck OLED APU 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 |
Pros & cons summary
| Performance score | 4.70 | 3.72 |
| Recency | 9 November 2023 | 15 August 2017 |
| Physical cores | 4 | 16 |
| Threads | 8 | 16 |
| Chip lithography | 6 nm | 14 nm |
| Power consumption (TDP) | 15 Watt | 32 Watt |
Steam Deck OLED APU has a 26.3% higher aggregate performance score, an age advantage of 6 years, a 133.3% more advanced lithography process, and 113.3% lower power consumption.
Atom C3955, on the other hand, has 300% more physical cores and 100% more threads.
The Steam Deck OLED APU is our recommended choice as it beats the Atom C3955 in performance tests.
Be aware that Steam Deck OLED APU is a notebook processor while Atom C3955 is a server/workstation one.
Should you still have questions on choice between Steam Deck OLED APU and Atom C3955, ask them in Comments section, and we shall answer.
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