Celeron B820 vs Core i7-8809G
Aggregate performance score
i7-8809G outperforms Celeron B820 by a whopping 943% based on our aggregate benchmark results.
Primary details
Comparing Core i7-8809G and Celeron B820 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 1125 | 2804 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Core i7 | Intel Celeron |
| Architecture codename | Kaby Lake-G (2018) | Sandy Bridge (2011−2013) |
| Release date | 7 January 2018 (6 years ago) | 31 July 2011 (13 years ago) |
| Launch price (MSRP) | no data | $86 |
Detailed specifications
Core i7-8809G and Celeron B820 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 | 4 (Quad-Core) | 2 (Dual-core) |
| Threads | 8 | 2 |
| Base clock speed | 3.1 GHz | no data |
| Boost clock speed | 3.1 GHz | 1.7 GHz |
| Bus type | DMI 3.0 | DMI 2.0 |
| Bus rate | 4 × 8 GT/s | 4 × 5 GT/s |
| Multiplier | 31 | 17 |
| L1 cache | 256 KB | 128 KB |
| L2 cache | 1 MB | 512 KB |
| L3 cache | 8 MB | 2 MB |
| Chip lithography | 14 nm | 32 nm |
| Die size | no data | 131 mm2 |
| Maximum core temperature | 100 °C | 100 °C |
| Maximum case temperature (TCase) | 72 °C | no data |
| Number of transistors | no data | 504 million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | - |
| Unlocked multiplier | No | No |
Compatibility
Information on Core i7-8809G and Celeron B820 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 (Uniprocessor) | 1 (Uniprocessor) |
| Socket | Intel BGA2270 | Socket G2 |
| Power consumption (TDP) | 100 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-8809G and Celeron B820. You'll probably need this information if you require some particular technology.
| AES-NI | + | no data |
| FMA | no data | + |
| AVX | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| Hyper-Threading Technology | + | no data |
| TSX | + | no data |
| Idle States | no data | + |
| Thermal Monitoring | no data | + |
Security technologies
Core i7-8809G and Celeron B820 technologies aimed at improving security, for example, by protecting against hacks.
| EDB | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-8809G and Celeron B820 are enumerated here.
| AMD-V | + | no data |
| VT-d | + | no data |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-8809G and Celeron B820. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR3 |
| Maximum memory size | 64 GB | 16 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 38.397 GB/s | 21.335 GB/s |
| ECC memory support | - | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon RX Vega M GH (1063 - 1190 MHz) | Intel HD Graphics (Sandy Bridge) |
Peripherals
Specifications and connection of peripherals supported by Core i7-8809G and Celeron B820.
| PCI Express lanes | 8 | 16 |
Synthetic benchmark performance
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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
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.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Pros & cons summary
| Performance score | 5.53 | 0.53 |
| Recency | 7 January 2018 | 31 July 2011 |
| Physical cores | 4 | 2 |
| Threads | 8 | 2 |
| Chip lithography | 14 nm | 32 nm |
| Power consumption (TDP) | 100 Watt | 35 Watt |
i7-8809G has a 943.4% higher aggregate performance score, an age advantage of 6 years, 100% more physical cores and 300% more threads, and a 128.6% more advanced lithography process.
Celeron B820, on the other hand, has 185.7% lower power consumption.
The Core i7-8809G is our recommended choice as it beats the Celeron B820 in performance tests.
Should you still have questions on choice between Core i7-8809G and Celeron B820, ask them in Comments section, and we shall answer.
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