A6-3670K vs Core 2 Duo E7400
Primary details
Comparing Core 2 Duo E7400 and A6-3670K processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2750 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Power efficiency | 0.95 | no data |
| Architecture codename | Wolfdale (2008−2010) | Llano (2011−2012) |
| Release date | October 2008 (16 years ago) | 20 December 2011 (12 years ago) |
Detailed specifications
Core 2 Duo E7400 and A6-3670K 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) | 4 (Quad-Core) |
| Threads | 2 | 4 |
| Base clock speed | 2.8 GHz | 2.7 GHz |
| Boost clock speed | 2.8 GHz | 2.7 GHz |
| Bus rate | 1066 MHz | no data |
| L1 cache | 64 KB | 128 KB (per core) |
| L2 cache | 3 MB (shared) | 1 MB (per core) |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 45 nm | 32 nm |
| Die size | 82 mm2 | 228 mm2 |
| Maximum case temperature (TCase) | 74 °C | no data |
| Number of transistors | 228 million | 1,178 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | - | + |
| VID voltage range | 0.85V-1.3625V | no data |
Compatibility
Information on Core 2 Duo E7400 and A6-3670K 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 | LGA775 | FM1 |
| Power consumption (TDP) | 65 Watt | 100 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Duo E7400 and A6-3670K. 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 |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Demand Based Switching | - | no data |
| FSB parity | - | no data |
Security technologies
Core 2 Duo E7400 and A6-3670K 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 E7400 and A6-3670K are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E7400 and A6-3670K. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR3 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Radeon HD 6530D |
Pros & cons summary
| Physical cores | 2 | 4 |
| Threads | 2 | 4 |
| Chip lithography | 45 nm | 32 nm |
| Power consumption (TDP) | 65 Watt | 100 Watt |
Core 2 Duo E7400 has 53.8% lower power consumption.
A6-3670K, on the other hand, has 100% more physical cores and 100% more threads, and a 40.6% more advanced lithography process.
We couldn't decide between Core 2 Duo E7400 and A6-3670K. We've got no test results to judge.
Should you still have questions on choice between Core 2 Duo E7400 and A6-3670K, ask them in Comments section, and we shall answer.
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