Core 2 Duo E4400 vs Turion II M520
Primary details
Comparing Turion II M520 and Core 2 Duo E4400 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2824 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | AMD Turion II | no data |
| Power efficiency | 1.51 | no data |
| Architecture codename | Caspian (2009) | Allendale (2006−2009) |
| Release date | 10 September 2009 (15 years ago) | July 2007 (17 years ago) |
Detailed specifications
Turion II M520 and Core 2 Duo E4400 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 GHz |
| Boost clock speed | 2.3 GHz | 2 GHz |
| Bus rate | 3600 MHz | 800 MHz |
| L1 cache | 128 KB | 64 KB |
| L2 cache | 1 MB | 2 MB |
| L3 cache | no data | 0 KB |
| Chip lithography | 45 nm | 65 nm |
| Die size | no data | 111 mm2 |
| Maximum core temperature | no data | L2=61 °C, M0=73 °C |
| Number of transistors | no data | 167 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | no data | 0.85V-1.5V |
Compatibility
Information on Turion II M520 and Core 2 Duo E4400 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 | Socket S1 (s1g3) 638-pin | LGA775 |
| Power consumption (TDP) | 35 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Turion II M520 and Core 2 Duo E4400. You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization | no data |
| PowerNow | + | - |
| 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
Turion II M520 and Core 2 Duo E4400 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 Turion II M520 and Core 2 Duo E4400 are enumerated here.
| VT-x | no data | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Turion II M520 and Core 2 Duo E4400. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR1, DDR2, DDR3 |
Pros & cons summary
| Chip lithography | 45 nm | 65 nm |
| Power consumption (TDP) | 35 Watt | 65 Watt |
Turion II M520 has a 44.4% more advanced lithography process, and 85.7% lower power consumption.
We couldn't decide between Turion II M520 and Core 2 Duo E4400. We've got no test results to judge.
Be aware that Turion II M520 is a notebook processor while Core 2 Duo E4400 is a desktop one.
Should you still have questions on choice between Turion II M520 and Core 2 Duo E4400, ask them in Comments section, and we shall answer.
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