Athlon 64 X2 6400+ BE vs Core 2 Duo E6850
Primary details
Comparing Core 2 Duo (Desktop) E6850 and Athlon 64 X2 6400+ BE processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2701 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Series | Core 2 Duo (Desktop) | no data |
| Power efficiency | 1.05 | no data |
| Architecture codename | Conroe (2006−2007) | Windsor (2006−2007) |
| Release date | no data | August 2007 (17 years ago) |
Detailed specifications
Core 2 Duo (Desktop) E6850 and Athlon 64 X2 6400+ BE 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) | 2 (Dual-core) |
| Threads | 2 | 2 |
| Boost clock speed | 3 GHz | 3.2 GHz |
| Bus rate | 1333 MHz | no data |
| L1 cache | 64 KB | 256 KB |
| L2 cache | 4 MB | 1 MB |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 65 nm | 90 nm |
| Die size | 143 mm2 | 230 mm2 |
| Number of transistors | 291 million | 227 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | - | + |
Compatibility
Information on Core 2 Duo (Desktop) E6850 and Athlon 64 X2 6400+ BE 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 | 1 |
| Socket | 775 | AM2 |
| Power consumption (TDP) | 65 Watt | 125 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Duo (Desktop) E6850 and Athlon 64 X2 6400+ BE. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Duo (Desktop) E6850 and Athlon 64 X2 6400+ BE. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | no data |
Pros & cons summary
| Chip lithography | 65 nm | 90 nm |
| Power consumption (TDP) | 65 Watt | 125 Watt |
Core 2 Duo E6850 has a 38.5% more advanced lithography process, and 92.3% lower power consumption.
We couldn't decide between Core 2 Duo E6850 and Athlon 64 X2 6400+ BE. We've got no test results to judge.
Should you still have questions on choice between Core 2 Duo E6850 and Athlon 64 X2 6400+ BE, ask them in Comments section, and we shall answer.
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