Pentium 4 2.40 vs Athlon 64 X2 6400+ BE
Primary details
Comparing Athlon 64 X2 6400+ BE and Pentium 4 2.40 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Architecture codename | Windsor (2006−2007) | Prescott (2001−2005) |
| Release date | August 2007 (17 years ago) | March 2004 (20 years ago) |
Detailed specifications
Athlon 64 X2 6400+ BE and Pentium 4 2.40 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) | 1 (Single-Core) |
| Threads | 2 | 1 |
| Boost clock speed | 3.2 GHz | 2.4 GHz |
| L1 cache | 256 KB | 16 KB |
| L2 cache | 1 MB | 1 MB |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 90 nm | 90 nm |
| Die size | 230 mm2 | 109 mm2 |
| Number of transistors | 227 million | 125 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Athlon 64 X2 6400+ BE and Pentium 4 2.40 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 | AM2 | 478 |
| Power consumption (TDP) | 125 Watt | 110 Watt |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon 64 X2 6400+ BE and Pentium 4 2.40. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR1, DDR2 |
Pros & cons summary
| Physical cores | 2 | 1 |
| Threads | 2 | 1 |
| Power consumption (TDP) | 125 Watt | 110 Watt |
Athlon 64 X2 6400+ BE has 100% more physical cores and 100% more threads.
Pentium 4 2.40, on the other hand, has 13.6% lower power consumption.
We couldn't decide between Athlon 64 X2 6400+ BE and Pentium 4 2.40. We've got no test results to judge.
Should you still have questions on choice between Athlon 64 X2 6400+ BE and Pentium 4 2.40, ask them in Comments section, and we shall answer.
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