Atom Z3735G vs Xeon E5440
Aggregate performance score
Xeon E5440 outperforms Atom Z3735G by a whopping 210% based on our aggregate benchmark results.
Primary details
Comparing Xeon E5440 and Atom Z3735G processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2140 | 2886 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Laptop |
| Power efficiency | 1.77 | 22.80 |
| Architecture codename | no data | Bay Trail-T (2013−2014) |
| Release date | 1 January 2008 (16 years ago) | 9 April 2014 (10 years ago) |
| Launch price (MSRP) | no data | $17 |
Detailed specifications
Xeon E5440 and Atom Z3735G 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 | no data | 4 (Quad-Core) |
| Threads | no data | 4 |
| Base clock speed | 2.83 GHz | 1.33 GHz |
| Boost clock speed | no data | 1.83 GHz |
| L1 cache | no data | 56K (per core) |
| L2 cache | no data | 2 MB |
| L3 cache | 12 MB L2 Cache | 2 MB L2 Cache |
| Chip lithography | 45 nm | 22 nm |
| Die size | no data | 112 mm2 |
| Maximum core temperature | 67 °C | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| VID voltage range | 0.85V-1.35V | no data |
Compatibility
Information on Xeon E5440 and Atom Z3735G 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 | no data | 1 |
| Socket | LGA771 | UTFCBGA592 |
| Power consumption (TDP) | 80 Watt | 2 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E5440 and Atom Z3735G. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Demand Based Switching | + | no data |
| FSB parity | + | no data |
Security technologies
Xeon E5440 and Atom Z3735G technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
| Anti-Theft | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E5440 and Atom Z3735G are enumerated here.
| VT-x | + | + |
| EPT | - | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E5440 and Atom Z3735G. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR3 |
| Maximum memory size | no data | 1 GB |
| Max memory channels | no data | 1 |
| Maximum memory bandwidth | no data | 5.3 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel® HD Graphics for Intel Atom® Processor Z3700 Series |
| Graphics max frequency | no data | 646 MHz |
Synthetic benchmark performance
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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
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
| Performance score | 1.55 | 0.50 |
| Recency | 1 January 2008 | 9 April 2014 |
| Chip lithography | 45 nm | 22 nm |
| Power consumption (TDP) | 80 Watt | 2 Watt |
Xeon E5440 has a 210% higher aggregate performance score.
Atom Z3735G, on the other hand, has an age advantage of 6 years, a 104.5% more advanced lithography process, and 3900% lower power consumption.
The Xeon E5440 is our recommended choice as it beats the Atom Z3735G in performance tests.
Be aware that Xeon E5440 is a server/workstation processor while Atom Z3735G is a notebook one.
Should you still have questions on choice between Xeon E5440 and Atom Z3735G, ask them in Comments section, and we shall answer.
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