Celeron M 320 vs i7-3820
Primary details
Comparing Core i7-3820 and Celeron M 320 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1488 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 2.32 | no data |
| Market segment | Desktop processor | Laptop |
| Series | no data | Celeron M |
| Power efficiency | 2.64 | no data |
| Architecture codename | Sandy Bridge-E (2011−2013) | Banias (2003) |
| Release date | February 2012 (12 years ago) | no data (2024 years ago) |
| Launch price (MSRP) | $400 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core i7-3820 and Celeron M 320 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) | 1 (Single-Core) |
| Threads | 8 | 1 |
| Base clock speed | 3.6 GHz | 1.3 GHz |
| Boost clock speed | 3.8 GHz | 1.3 GHz |
| Bus rate | 5 GT/s | 400 MHz |
| L1 cache | 64 KB (per core) | no data |
| L2 cache | 256 KB (per core) | no data |
| L3 cache | 10240 KB (shared) | 512 KB L2 Cache |
| Chip lithography | 32 nm | 130 nm |
| Die size | 294 mm2 | no data |
| Maximum core temperature | no data | 100 °C |
| Maximum case temperature (TCase) | 67 °C | no data |
| Number of transistors | 1270 million | no data |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| VID voltage range | no data | 1.356V |
Compatibility
Information on Core i7-3820 and Celeron M 320 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 | no data |
| Socket | FCLGA2011 | H-PBGA478,H-PBGA479,PPGA478 |
| Power consumption (TDP) | 130 Watt | 24.5 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-3820 and Celeron M 320. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2, Intel® AVX | no data |
| AES-NI | + | - |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | + | - |
| Turbo Boost Technology | 2.0 | - |
| Hyper-Threading Technology | + | - |
| Idle States | + | - |
| Thermal Monitoring | + | - |
| Smart Response | + | no data |
| Demand Based Switching | - | - |
| PAE | no data | 32 Bit |
| FSB parity | no data | - |
Security technologies
Core i7-3820 and Celeron M 320 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | - |
| EDB | + | + |
| Identity Protection | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-3820 and Celeron M 320 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 i7-3820 and Celeron M 320. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | no data |
| Maximum memory size | 64.23 GB | no data |
| Max memory channels | 4 | no data |
| Maximum memory bandwidth | 51.2 GB/s | no data |
Peripherals
Specifications and connection of peripherals supported by Core i7-3820 and Celeron M 320.
| PCIe version | 2.0 | no data |
| PCI Express lanes | 40 | no data |
Pros & cons summary
| Physical cores | 4 | 1 |
| Threads | 8 | 1 |
| Chip lithography | 32 nm | 130 nm |
| Power consumption (TDP) | 130 Watt | 24 Watt |
i7-3820 has 300% more physical cores and 700% more threads, and a 306.3% more advanced lithography process.
Celeron M 320, on the other hand, has 441.7% lower power consumption.
We couldn't decide between Core i7-3820 and Celeron M 320. We've got no test results to judge.
Note that Core i7-3820 is a desktop processor while Celeron M 320 is a notebook one.
Should you still have questions on choice between Core i7-3820 and Celeron M 320, ask them in Comments section, and we shall answer.
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