Xeon E5440 vs X3380
Aggregate performance score
Xeon X3380 outperforms Xeon E5440 by a small 7% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2225 | 2286 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Power efficiency | 1.62 | 1.79 |
| Designer | Intel | Intel |
| Release date | 1 January 2009 (16 years ago) | 1 January 2008 (17 years ago) |
Detailed specifications
Xeon X3380 and Xeon E5440 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.
| Base clock speed | 3.16 GHz | 2.83 GHz |
| L3 cache | 12 MB L2 Cache | 12 MB L2 Cache |
| Chip lithography | 45 nm | 45 nm |
| Maximum core temperature | 71 °C | 67 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | 0.85V-1.3625V | 0.85V-1.35V |
Compatibility
Information on Xeon X3380 and Xeon E5440 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.
| Socket | LGA775 | LGA771 |
| Power consumption (TDP) | 95 Watt | 80 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon X3380 and Xeon E5440. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | - |
| Hyper-Threading Technology | - | - |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Demand Based Switching | - | + |
| FSB parity | - | + |
Security technologies
Xeon X3380 and Xeon E5440 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | - |
| EDB | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon X3380 and Xeon E5440 are enumerated here.
| VT-x | + | + |
| EPT | 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.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
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. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 1.60 | 1.49 |
| Recency | 1 January 2009 | 1 January 2008 |
| Power consumption (TDP) | 95 Watt | 80 Watt |
Xeon X3380 has a 7.4% higher aggregate performance score, and an age advantage of 1 year.
Xeon E5440, on the other hand, has 18.8% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between Intel Xeon X3380 and Intel Xeon E5440.
Other comparisons
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