Celeron 807UE vs Core 2 Duo E8400
Aggregate performance score
Core 2 Duo E8400 outperforms Celeron 807UE by a whopping 371% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2968 | 3599 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Celeron |
| Power efficiency | 1.09 | 1.50 |
| Designer | Intel | Intel |
| Manufacturer | Intel | 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 807UE 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) | 1 (Single-Core) |
| Threads | 2 | 1 |
| Base clock speed | 3 GHz | no data |
| Boost clock speed | 3 GHz | 1 GHz |
| Bus type | no data | DMI 2.0 |
| Bus rate | 1333 MHz | 4 × 5 GT/s |
| Multiplier | no data | 10 |
| L1 cache | 64 KB (per core) | 64 KB |
| L2 cache | 6 MB (shared) | 256 KB |
| L3 cache | 0 KB | 1.5 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 807UE 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 | 10 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Duo E8400 and Celeron 807UE. 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 807UE 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 807UE 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 807UE. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR3-1333 |
| Maximum memory size | no data | 4 GB |
| Max memory channels | no data | 1 |
| Maximum memory bandwidth | no data | 10.662 GB/s |
| ECC memory support | - | + |
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 807UE.
| PCIe version | 2.0 | no data |
Synthetic benchmarks
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
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. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 0.66 | 0.14 |
| Physical cores | 2 | 1 |
| Threads | 2 | 1 |
| Chip lithography | 45 nm | 32 nm |
| Power consumption (TDP) | 65 Watt | 10 Watt |
Core 2 Duo E8400 has a 371.4% higher aggregate performance score, and 100% more physical cores and 100% more threads.
Celeron 807UE, on the other hand, has a 40.6% more advanced lithography process, and 550% lower power consumption.
The Intel Core 2 Duo E8400 is our recommended choice as it beats the Intel Celeron 807UE in performance tests.
Note that Core 2 Duo E8400 is a desktop processor while Celeron 807UE is a notebook one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
