Core 2 Duo E6405 vs Athlon 64 X2 4000+
Primary details
Comparing Athlon 64 X2 4000+ and Core 2 Duo E6405 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2962 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Power efficiency | 0.47 | no data |
| Architecture codename | Windsor (2006−2007) | no data |
| Release date | May 2006 (18 years ago) | no data |
Detailed specifications
Athlon 64 X2 4000+ and Core 2 Duo E6405 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 |
| Base clock speed | no data | 2.13 GHz |
| Boost clock speed | 2 GHz | no data |
| Bus rate | no data | 1066 MHz |
| L1 cache | 256 KB | no data |
| L2 cache | 512K | no data |
| L3 cache | 0 KB | 2 MB L2 Cache |
| Chip lithography | 90 nm | 65 nm |
| Die size | 220 mm2 | no data |
| Number of transistors | 154 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Athlon 64 X2 4000+ and Core 2 Duo E6405 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 | AM2 | no data |
| Power consumption (TDP) | 89 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon 64 X2 4000+ and Core 2 Duo E6405. 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 | - |
| FSB parity | no data | + |
Security technologies
Athlon 64 X2 4000+ and Core 2 Duo E6405 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 Athlon 64 X2 4000+ and Core 2 Duo E6405 are enumerated here.
| VT-x | no data | + |
Pros & cons summary
| Chip lithography | 90 nm | 65 nm |
| Power consumption (TDP) | 89 Watt | 65 Watt |
Core 2 Duo E6405 has a 38.5% more advanced lithography process, and 36.9% lower power consumption.
We couldn't decide between Athlon 64 X2 4000+ and Core 2 Duo E6405. We've got no test results to judge.
Note that Athlon 64 X2 4000+ is a desktop processor while Core 2 Duo E6405 is a server/workstation one.
Should you still have questions on choice between Athlon 64 X2 4000+ and Core 2 Duo E6405, ask them in Comments section, and we shall answer.
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