Celeron B860E vs Core 2 Duo E8400
Primary details
Comparing Core 2 Duo E8400 and Celeron B860E processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2687 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Celeron |
| Power efficiency | 1.06 | no data |
| Architecture codename | Wolfdale (2008−2010) | Sandy Bridge (2011−2013) |
| Release date | 1 January 2008 (17 years ago) | no data |
Detailed specifications
Core 2 Duo E8400 and Celeron B860E 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 | 3 GHz | no data |
| Boost clock speed | 3 GHz | 2.1 GHz |
| Bus type | no data | DMI 2.0 |
| Bus rate | 1333 MHz | 4 × 5 GT/s |
| Multiplier | no data | 21 |
| L1 cache | 64 KB (per core) | 128 KB |
| L2 cache | 6 MB (shared) | 512 KB |
| L3 cache | 0 KB | 2 MB |
| Chip lithography | 45 nm | 32 nm |
| Die size | 104 mm2 | 131 mm2 |
| Maximum case temperature (TCase) | 72 °C | no data |
| Number of transistors | 410 million | 504 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | 0.85V-1.3625V | no data |
Compatibility
Information on Core 2 Duo E8400 and Celeron B860E 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 (Uniprocessor) |
| Socket | LGA775 | no data |
| Power consumption (TDP) | 65 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Duo E8400 and Celeron B860E. You'll probably need this information if you require some particular technology.
| FMA | - | + |
| Enhanced SpeedStep (EIST) | + | + |
| 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 E8400 and Celeron B860E 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 E8400 and Celeron B860E are enumerated here.
| VT-d | + | no data |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E8400 and Celeron B860E. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | no data |
| Maximum memory size | no data | 16 GB |
| Maximum memory bandwidth | no data | 21.335 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | On certain motherboards (Chipset feature) | Intel HD Graphics (Sandy Bridge) |
Peripherals
Specifications and connection of peripherals supported by Core 2 Duo E8400 and Celeron B860E.
| PCIe version | 2.0 | no data |
Pros & cons summary
| Chip lithography | 45 nm | 32 nm |
| Power consumption (TDP) | 65 Watt | 35 Watt |
Celeron B860E has a 40.6% more advanced lithography process, and 85.7% lower power consumption.
We couldn't decide between Core 2 Duo E8400 and Celeron B860E. We've got no test results to judge.
Note that Core 2 Duo E8400 is a desktop processor while Celeron B860E is a notebook one.
Should you still have questions on choice between Core 2 Duo E8400 and Celeron B860E, ask them in Comments section, and we shall answer.
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