Xeon D-1581 vs Atom N475
Aggregate performance score
Xeon D-1581 outperforms Atom N475 by a whopping 7430% 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 | 3694 | 1162 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Series | Intel Atom | Intel Xeon D |
| Power efficiency | 0.60 | 4.89 |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Pineview (2009−2011) | Broadwell (2015−2019) |
| Release date | 1 June 2010 (16 years ago) | 24 February 2016 (10 years ago) |
| Launch price (MSRP) | $75 | no data |
Detailed specifications
Basic parameters of Atom N475 and Xeon D-1581: 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 | 1 (Single-Core) | 16 (Hexadeca-Core) |
| Threads | 2 | 32 |
| Base clock speed | 1.83 GHz | 1.8 GHz |
| Boost clock speed | 1.83 GHz | 2.4 GHz |
| Bus type | no data | DMI 2.0 |
| Bus rate | 533 MHz | no data |
| Multiplier | no data | 18 |
| L1 cache | 64 KB (per core) | 64K (per core) |
| L2 cache | 512K (per core) | 256K (per core) |
| L3 cache | 0 KB | 1.5 MB (per core) |
| Chip lithography | 45 nm | 14 nm |
| Die size | 66 mm2 | 306.18 mm2 |
| Maximum core temperature | 100 °C | no data |
| Maximum case temperature (TCase) | no data | 80 °C |
| Number of transistors | 123 million | 3,200 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Atom N475 and Xeon D-1581 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 (Uniprocessor) |
| Socket | FCBGA559 | FCBGA1667 |
| Power consumption (TDP) | 6.5 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom N475 and Xeon D-1581. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE2, Intel® SSE3, Intel® SSSE3 | Intel® AVX2 |
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | 2.0 |
| Hyper-Threading Technology | + | + |
| TSX | - | + |
| Idle States | no data | + |
| Thermal Monitoring | + | + |
| Demand Based Switching | - | no data |
| GPIO | no data | + |
Security technologies
Atom N475 and Xeon D-1581 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | + |
| EDB | + | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Atom N475 and Xeon D-1581 are enumerated here.
| VT-d | - | + |
| VT-x | - | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom N475 and Xeon D-1581. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4, DDR3 |
| Maximum memory size | 2 GB | 128 GB |
| Max memory channels | 1 | 2 |
| Maximum memory bandwidth | no data | 34.124 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel GMA 3150 | no data |
Peripherals
Specifications and connection of peripherals supported by Atom N475 and Xeon D-1581.
| PCIe version | no data | 2.0/3.0 |
| PCI Express lanes | no data | 24 |
| USB revision | no data | 2.0/3.0 |
| Total number of SATA ports | no data | 6 |
| Number of USB ports | no data | 8 |
| Integrated LAN | no data | + |
| UART | no data | + |
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.
Pros & cons summary
| Performance score | 0.10 | 7.53 |
| Recency | 1 June 2010 | 24 February 2016 |
| Physical cores | 1 | 16 |
| Threads | 2 | 32 |
| Chip lithography | 45 nm | 14 nm |
| Power consumption (TDP) | 6 Watt | 65 Watt |
Atom N475 has 983% lower power consumption.
Xeon D-1581, on the other hand, has a 7430% higher aggregate performance score, an age advantage of 5 years, 1500% more physical cores and 1500% more threads, and a 221% more advanced lithography process.
The Intel Xeon D-1581 is our recommended choice as it beats the Intel Atom N475 in performance tests.
Be aware that Atom N475 is a notebook processor while Xeon D-1581 is a server/workstation one.
Other comparisons
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