Atom E640 vs Xeon E5-2680 v4
Primary details
Comparing Xeon E5-2680 v4 and Atom E640 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 645 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 18.70 | no data |
| Market segment | Server | Laptop |
| Series | Intel Xeon (Desktop) | no data |
| Architecture codename | Broadwell-EP (2016) | Tunnel Creek (2010) |
| Release date | 20 June 2016 (8 years ago) | 14 September 2010 (13 years ago) |
| Launch price (MSRP) | $1,745 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Xeon E5-2680 v4 and Atom E640 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 | 14 (Tetradeca-Core) | 1 (Single-Core) |
| Threads | 28 | 2 |
| Boost clock speed | 2.4 GHz | 1 GHz |
| Bus support | 2 × 9.6 GT/s | no data |
| L1 cache | 448 KB | 64 KB (per core) |
| L2 cache | 3.5 MB | 512 KB (per core) |
| L3 cache | 35 MB | 0 KB |
| Chip lithography | 14 nm | 45 nm |
| Die size | 306.18 mm2 | 26 mm2 |
| Maximum core temperature | 86 °C | no data |
| Number of transistors | 4700 Million | 47 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
Compatibility
Information on Xeon E5-2680 v4 and Atom E640 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 | 2 (Multiprocessor) | 1 |
| Socket | FCLGA2011-3 | Intel BGA 676 |
| Power consumption (TDP) | 120 Watt | 3 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E5-2680 v4 and Atom E640. You'll probably need this information if you require some particular technology.
| AES-NI | + | no data |
| AVX | + | no data |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| Hyper-Threading Technology | no data | + |
| TSX | + | no data |
Security technologies
Xeon E5-2680 v4 and Atom E640 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 Xeon E5-2680 v4 and Atom E640. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR2 |
| Maximum memory size | 1,536 GB | no data |
| Maximum memory bandwidth | 76.8 GB/s | no data |
| ECC memory support | + | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel GMA 600 |
Peripherals
Specifications and connection of peripherals supported by Xeon E5-2680 v4 and Atom E640.
| PCIe version | 3.0 | no data |
| PCI Express lanes | 40 | no data |
Pros & cons summary
| Recency | 20 June 2016 | 14 September 2010 |
| Physical cores | 14 | 1 |
| Threads | 28 | 2 |
| Chip lithography | 14 nm | 45 nm |
| Power consumption (TDP) | 120 Watt | 3 Watt |
Xeon E5-2680 v4 has an age advantage of 5 years, 1300% more physical cores and 1300% more threads, and a 221.4% more advanced lithography process.
Atom E640, on the other hand, has 3900% lower power consumption.
We couldn't decide between Xeon E5-2680 v4 and Atom E640. We've got no test results to judge.
Be aware that Xeon E5-2680 v4 is a server/workstation processor while Atom E640 is a notebook one.
Should you still have questions on choice between Xeon E5-2680 v4 and Atom E640, ask them in Comments section, and we shall answer.
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