Atom Z3740 vs Xeon E5-2670 v3
Primary details
Comparing Xeon E5-2670 v3 and Atom Z3740 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 863 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 1.91 | no data |
| Market segment | Server | Laptop |
| Series | Intel Xeon E5 | no data |
| Architecture codename | Haswell-EP (2014−2015) | Bay Trail-T (2013−2014) |
| Release date | 8 September 2014 (10 years ago) | 27 September 2013 (10 years ago) |
| Launch price (MSRP) | $1,589 | $32 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Xeon E5-2670 v3 and Atom Z3740 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 | 12 (Dodeca-Core) | 4 (Quad-Core) |
| Threads | 24 | 4 |
| Base clock speed | 2.3 GHz | 1.33 GHz |
| Boost clock speed | 3.1 GHz | 1.86 GHz |
| Bus type | QPI | no data |
| Bus rate | 2 × 9.6 GT/s | no data |
| Multiplier | 23 | no data |
| L1 cache | 64K (per core) | 64K (per core) |
| L2 cache | 256K (per core) | 512K (per core) |
| L3 cache | 30 MB (shared) | 0 KB |
| Chip lithography | 22 nm | 22 nm |
| Die size | 356 mm2 | no data |
| Maximum core temperature | 85 °C | 90 °C |
| Number of transistors | 2,600 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Xeon E5-2670 v3 and Atom Z3740 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 | UTFCBGA1380 |
| Power consumption (TDP) | 120 Watt | 2 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E5-2670 v3 and Atom Z3740. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® AVX2 | no data |
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | - |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Flex Memory Access | - | no data |
| Demand Based Switching | + | no data |
| PAE | 46 Bit | no data |
| Status | Discontinued | Discontinued |
Security technologies
Xeon E5-2670 v3 and Atom Z3740 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
| Secure Key | + | + |
| Identity Protection | - | + |
| OS Guard | + | no data |
| Anti-Theft | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E5-2670 v3 and Atom Z3740 are enumerated here.
| VT-d | + | no data |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E5-2670 v3 and Atom Z3740. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-1600, DDR4-1866, DDR4-2133 | DDR3 |
| Maximum memory size | 768 GB | 4 GB |
| Max memory channels | 4 | 2 |
| Maximum memory bandwidth | 68 GB/s | 17.1 GB/s |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel® HD Graphics for Intel Atom® Processor Z3700 Series |
| Quick Sync Video | - | + |
| Clear Video HD | no data | + |
| Graphics max frequency | no data | 667 MHz |
Peripherals
Specifications and connection of peripherals supported by Xeon E5-2670 v3 and Atom Z3740.
| PCIe version | 3.0 | no data |
| PCI Express lanes | 40 | no data |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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.
Pros & cons summary
| Recency | 8 September 2014 | 27 September 2013 |
| Physical cores | 12 | 4 |
| Threads | 24 | 4 |
| Power consumption (TDP) | 120 Watt | 2 Watt |
Xeon E5-2670 v3 has an age advantage of 11 months, and 200% more physical cores and 500% more threads.
Atom Z3740, on the other hand, has 5900% lower power consumption.
We couldn't decide between Xeon E5-2670 v3 and Atom Z3740. We've got no test results to judge.
Be aware that Xeon E5-2670 v3 is a server/workstation processor while Atom Z3740 is a notebook one.
Should you still have questions on choice between Xeon E5-2670 v3 and Atom Z3740, ask them in Comments section, and we shall answer.
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