Xeon E5-1428L vs Atom E640T
Primary details
Comparing Atom E640T and Xeon E5-1428L processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance 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) | Sandy Bridge-EN (2012) |
| Release date | 14 September 2010 (13 years ago) | 14 May 2012 (12 years ago) |
Detailed specifications
Atom E640T and Xeon E5-1428L 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) | 6 (Hexa-Core) |
| Threads | 2 | 12 |
| Boost clock speed | 1 GHz | 1.8 GHz |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 512 KB (per core) | 256 KB (per core) |
| L3 cache | 0 KB | 15360 KB (shared) |
| Chip lithography | 45 nm | 32 nm |
| Die size | 26 mm2 | 294 mm2 |
| Number of transistors | 47 million | 1,270 million |
| 64 bit support | - | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
Compatibility
Information on Atom E640T and Xeon E5-1428L 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 |
| Socket | Intel BGA 676 | 1356 |
| Power consumption (TDP) | 3 Watt | 60 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom E640T and Xeon E5-1428L. You'll probably need this information if you require some particular technology.
| AES-NI | no data | + |
| AVX | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Hyper-Threading Technology | + | + |
Security technologies
Atom E640T and Xeon E5-1428L technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom E640T and Xeon E5-1428L. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | DDR3 |
| Maximum memory bandwidth | no data | 32 GB/s |
| ECC memory support | no data | + |
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 E640T and Xeon E5-1428L.
| PCI Express lanes | no data | 24 |
Pros & cons summary
| Recency | 14 September 2010 | 14 May 2012 |
| Physical cores | 1 | 6 |
| Threads | 2 | 12 |
| Chip lithography | 45 nm | 32 nm |
| Power consumption (TDP) | 3 Watt | 60 Watt |
Atom E640T has 1900% lower power consumption.
Xeon E5-1428L, on the other hand, has an age advantage of 1 year, 500% more physical cores and 500% more threads, and a 40.6% more advanced lithography process.
We couldn't decide between Atom E640T and Xeon E5-1428L. We've got no test results to judge.
Be aware that Atom E640T is a notebook processor while Xeon E5-1428L is a server/workstation one.
Should you still have questions on choice between Atom E640T and Xeon E5-1428L, ask them in Comments section, and we shall answer.
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