Celeron 807UE vs 420
Aggregate performance score
Celeron 807UE outperforms Celeron 420 by a small 8% 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 | 3575 | 3565 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Celeron |
| Power efficiency | 0.16 | 0.59 |
| Designer | Intel | Intel |
| Manufacturer | Intel | no data |
| Architecture codename | Conroe-L (2007−2008) | Sandy Bridge (2011−2013) |
| Release date | 3 June 2007 (18 years ago) | no data |
| Launch price (MSRP) | $23 | no data |
Detailed specifications
Celeron 420 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 | 1 (Single-Core) | 1 (Single-Core) |
| Threads | 1 | 1 |
| Base clock speed | 1.6 GHz | no data |
| Boost clock speed | 1.6 GHz | 1 GHz |
| Bus type | no data | DMI 2.0 |
| Bus rate | no data | 4 × 5 GT/s |
| Multiplier | no data | 10 |
| L1 cache | 64 KB (per core) | 64 KB |
| L2 cache | 512 KB (shared) | 256 KB |
| L3 cache | 0 KB | 1.5 MB |
| Chip lithography | 65 nm | 32 nm |
| Die size | 77 mm2 | 131 mm2 |
| Maximum case temperature (TCase) | 60 °C | no data |
| Number of transistors | 105 million | 504 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | 1V-1.3375V | no data |
Compatibility
Information on Celeron 420 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) | 35 Watt | 10 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron 420 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
Celeron 420 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 Celeron 420 and Celeron 807UE are enumerated here.
| VT-d | - | no data |
| VT-x | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron 420 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 Celeron 420 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 | 0.13 | 0.14 |
| Chip lithography | 65 nm | 32 nm |
| Power consumption (TDP) | 35 Watt | 10 Watt |
Celeron 807UE has a 7.7% higher aggregate performance score, a 103.1% more advanced lithography process, and 250% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between Intel Celeron 420 and Intel Celeron 807UE.
Note that Celeron 420 is a desktop processor while Celeron 807UE is a notebook one.
Other comparisons
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