Phenom X3 8250e vs Core 2 Duo T6400
Aggregate performance score
Phenom X3 8250e outperforms Core 2 Duo T6400 by a considerable 48% based on our aggregate benchmark results.
Primary details
Comparing Core 2 Duo T6400 and Phenom X3 8250e processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2942 | 2738 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | Intel Core 2 Duo | no data |
| Power efficiency | 1.25 | 1.00 |
| Architecture codename | Penryn (2008−2011) | Toliman (2008) |
| Release date | 1 January 2009 (16 years ago) | September 2008 (16 years ago) |
Detailed specifications
Core 2 Duo T6400 and Phenom X3 8250e 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) | 3 (Tri-Core) |
| Threads | 2 | 3 |
| Base clock speed | 2 GHz | no data |
| Boost clock speed | 2 GHz | 1.9 GHz |
| Bus rate | 800 MHz | no data |
| L1 cache | no data | 128 KB (per core) |
| L2 cache | 2 MB | 512 KB (per core) |
| L3 cache | 2 MB L2 Cache | 2 MB (shared) |
| Chip lithography | 45 nm | 65 nm |
| Die size | no data | 285 mm2 |
| Maximum core temperature | 105 °C | no data |
| Number of transistors | no data | 450 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | 1V-1.25V | no data |
Compatibility
Information on Core 2 Duo T6400 and Phenom X3 8250e 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 | PGA478 | AM2+ |
| Power consumption (TDP) | 35 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Duo T6400 and Phenom X3 8250e. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Demand Based Switching | - | no data |
Security technologies
Core 2 Duo T6400 and Phenom X3 8250e 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 Core 2 Duo T6400 and Phenom X3 8250e are enumerated here.
| AMD-V | - | + |
| VT-x | - | 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 | 0.46 | 0.68 |
| Physical cores | 2 | 3 |
| Threads | 2 | 3 |
| Chip lithography | 45 nm | 65 nm |
| Power consumption (TDP) | 35 Watt | 65 Watt |
Core 2 Duo T6400 has a 44.4% more advanced lithography process, and 85.7% lower power consumption.
Phenom X3 8250e, on the other hand, has a 47.8% higher aggregate performance score, and 50% more physical cores and 50% more threads.
The Phenom X3 8250e is our recommended choice as it beats the Core 2 Duo T6400 in performance tests.
Be aware that Core 2 Duo T6400 is a notebook processor while Phenom X3 8250e is a desktop one.
Should you still have questions on choice between Core 2 Duo T6400 and Phenom X3 8250e, ask them in Comments section, and we shall answer.
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