Xeon Gold 5403N vs Atom E660
Primary details
Comparing Atom E660 and Xeon Gold 5403N processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Architecture codename | Tunnel Creek (2010) | no data |
| Release date | 14 September 2010 (14 years ago) | 1 October 2023 (1 year ago) |
| Launch price (MSRP) | $54 | no data |
Detailed specifications
Atom E660 and Xeon Gold 5403N 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 | 1 (Single-Core) | 12 (Dodeca-Core) |
| Threads | 2 | 24 |
| Base clock speed | no data | 2 GHz |
| Boost clock speed | 1.3 GHz | 3.9 GHz |
| L1 cache | 64 KB (per core) | no data |
| L2 cache | 512 KB (per core) | no data |
| L3 cache | 0 KB | 22.5 MB |
| Chip lithography | 45 nm | Intel 7 nm |
| Die size | 26 mm2 | no data |
| Maximum core temperature | no data | 85 °C |
| Number of transistors | 47 million | no data |
| 64 bit support | - | - |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Atom E660 and Xeon Gold 5403N 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 | no data |
| Socket | Intel BGA 676 | FCLGA4677 |
| Power consumption (TDP) | 3 Watt | 115 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom E660 and Xeon Gold 5403N. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.2, Intel® AVX2, Intel® AVX-512, Intel® AVX |
| AES-NI | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | + | + |
| TSX | - | + |
| Deep Learning Boost | - | + |
Security technologies
Atom E660 and Xeon Gold 5403N technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| SGX | no data | Yes with Intel® SPS |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Atom E660 and Xeon Gold 5403N 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 Atom E660 and Xeon Gold 5403N. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | DDR5-4000 |
| Maximum memory size | no data | 4 TB |
| Max memory channels | no data | 8 |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel GMA 600 | no data |
Peripherals
Specifications and connection of peripherals supported by Atom E660 and Xeon Gold 5403N.
| PCIe version | no data | 4 |
| PCI Express lanes | no data | 48 |
Pros & cons summary
| Recency | 14 September 2010 | 1 October 2023 |
| Physical cores | 1 | 12 |
| Threads | 2 | 24 |
| Power consumption (TDP) | 3 Watt | 115 Watt |
Atom E660 has 3733.3% lower power consumption.
Xeon Gold 5403N, on the other hand, has an age advantage of 13 years, and 1100% more physical cores and 1100% more threads.
We couldn't decide between Atom E660 and Xeon Gold 5403N. We've got no test results to judge.
Be aware that Atom E660 is a notebook processor while Xeon Gold 5403N is a server/workstation one.
Should you still have questions on choice between Atom E660 and Xeon Gold 5403N, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
