Xeon E5440 vs A6-9400
Aggregate performance score
A6-9400 outperforms Xeon E5440 by a moderate 15% based on our aggregate benchmark results.
Primary details
Comparing A6-9400 and Xeon E5440 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2040 | 2144 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Power efficiency | 2.49 | 1.76 |
| Architecture codename | Bristol Ridge (2016−2019) | no data |
| Release date | 16 March 2019 (5 years ago) | 1 January 2008 (16 years ago) |
Detailed specifications
A6-9400 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.
| Physical cores | 2 (Dual-core) | no data |
| Threads | 2 | no data |
| Base clock speed | 3.4 GHz | 2.83 GHz |
| Boost clock speed | 3.7 GHz | no data |
| L1 cache | 160K | no data |
| L2 cache | 1 MB (shared) | no data |
| L3 cache | no data | 12 MB L2 Cache |
| Chip lithography | 28 nm | 45 nm |
| Die size | 250 mm2 | no data |
| Maximum core temperature | no data | 67 °C |
| Number of transistors | 3,100 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | - |
| VID voltage range | no data | 0.85V-1.35V |
Compatibility
Information on A6-9400 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.
| Number of CPUs in a configuration | 1 | no data |
| Socket | AM4 | LGA771 |
| Power consumption (TDP) | 65 Watt | 80 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A6-9400 and Xeon E5440. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| FMA | + | - |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
| 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
A6-9400 and Xeon E5440 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A6-9400 and Xeon E5440 are enumerated here.
| AMD-V | + | - |
| VT-x | no data | + |
| EPT | no data | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A6-9400 and Xeon E5440. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2400 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Radeon R5 | no data |
Peripherals
Specifications and connection of peripherals supported by A6-9400 and Xeon E5440.
| PCIe version | 3.0 | no data |
| PCI Express lanes | 8 | 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. 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 | 1.71 | 1.49 |
| Recency | 16 March 2019 | 1 January 2008 |
| Chip lithography | 28 nm | 45 nm |
| Power consumption (TDP) | 65 Watt | 80 Watt |
A6-9400 has a 14.8% higher aggregate performance score, an age advantage of 11 years, a 60.7% more advanced lithography process, and 23.1% lower power consumption.
The A6-9400 is our recommended choice as it beats the Xeon E5440 in performance tests.
Note that A6-9400 is a desktop processor while Xeon E5440 is a server/workstation one.
Should you still have questions on choice between A6-9400 and Xeon E5440, ask them in Comments section, and we shall answer.
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