Core i7-12650H vs Core 2 Duo E4400
Primary details
Comparing Core 2 Duo E4400 and Core i7-12650H processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 509 |
| Place by popularity | not in top-100 | 86 |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Alder Lake-P |
| Power efficiency | no data | 29.82 |
| Architecture codename | Allendale (2006−2009) | Alder Lake-H (2022) |
| Release date | July 2007 (17 years ago) | January 2022 (2 years ago) |
Detailed specifications
Core 2 Duo E4400 and Core i7-12650H 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) | 10 (Deca-Core) |
| Threads | 2 | 16 |
| Base clock speed | 2 GHz | 2.3 GHz |
| Boost clock speed | 2 GHz | 4.7 GHz |
| Bus rate | 800 MHz | no data |
| L1 cache | 64 KB | 80K (per core) |
| L2 cache | 2 MB | 1.25 MB (per core) |
| L3 cache | 0 KB | 24 MB (shared) |
| Chip lithography | 65 nm | Intel 7 nm |
| Die size | 111 mm2 | 217 mm2 |
| Maximum core temperature | L2=61 °C, M0=73 °C | 100 °C |
| Number of transistors | 167 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| VID voltage range | 0.85V-1.5V | no data |
Compatibility
Information on Core 2 Duo E4400 and Core i7-12650H 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 | FCBGA1744 |
| Power consumption (TDP) | 65 Watt | 45 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Duo E4400 and Core i7-12650H. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | - | + |
| FMA | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | + |
| TSX | - | + |
| Idle States | + | no data |
| Thermal Monitoring | + | + |
| Flex Memory Access | no data | + |
| Demand Based Switching | - | no data |
| Turbo Boost Max 3.0 | no data | + |
| FSB parity | - | no data |
| Deep Learning Boost | - | + |
Security technologies
Core 2 Duo E4400 and Core i7-12650H technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | + |
| EDB | + | + |
| Secure Key | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core 2 Duo E4400 and Core i7-12650H are enumerated here.
| VT-d | no data | + |
| VT-x | - | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E4400 and Core i7-12650H. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR4, DDR5 |
| Maximum memory size | no data | 64 GB |
| Max memory channels | no data | 2 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel® UHD Graphics for 12th Gen Intel® Processors |
| Quick Sync Video | - | + |
| Graphics max frequency | no data | 1.4 GHz |
| Execution Units | no data | 64 |
Graphics interfaces
Available interfaces and connections of Core 2 Duo E4400 and Core i7-12650H integrated GPUs.
| Number of displays supported | no data | 4 |
Graphics image quality
Maximum display resolutions supported by Core 2 Duo E4400 and Core i7-12650H integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | no data | 4096 x 2304 @ 60Hz |
| Max resolution over eDP | no data | 4096 x 2304 @ 120Hz |
| Max resolution over DisplayPort | no data | 7680 x 4320 @ 60Hz |
Graphics API support
APIs supported by Core 2 Duo E4400 and Core i7-12650H integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12.1 |
| OpenGL | no data | 4.6 |
Peripherals
Specifications and connection of peripherals supported by Core 2 Duo E4400 and Core i7-12650H.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 20 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Pros & cons summary
| Physical cores | 2 | 10 |
| Threads | 2 | 16 |
| Power consumption (TDP) | 65 Watt | 45 Watt |
i7-12650H has 400% more physical cores and 700% more threads, and 44.4% lower power consumption.
We couldn't decide between Core 2 Duo E4400 and Core i7-12650H. We've got no test results to judge.
Note that Core 2 Duo E4400 is a desktop processor while Core i7-12650H is a notebook one.
Should you still have questions on choice between Core 2 Duo E4400 and Core i7-12650H, ask them in Comments section, and we shall answer.
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