i7-620M vs Celeron D 346
Primary details
Comparing Celeron D 346 and Core i7-620M processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 2301 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Core i7 |
| Power efficiency | no data | 3.35 |
| Architecture codename | Prescott (2001−2005) | Arrandale (2010−2011) |
| Release date | October 2004 (20 years ago) | 7 January 2010 (14 years ago) |
| Launch price (MSRP) | no data | $332 |
Detailed specifications
Celeron D 346 and Core i7-620M 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) | 2 (Dual-core) |
| Threads | 1 | 4 |
| Base clock speed | 3.06 GHz | 2.66 GHz |
| Boost clock speed | 3.06 GHz | 3.33 GHz |
| Bus type | no data | DMI 1.0 |
| Bus rate | no data | 1 × 2.5 GT/s |
| Multiplier | no data | 15 |
| L1 cache | 16 KB | 64K (per core) |
| L2 cache | 256 KB | 256K (per core) |
| L3 cache | 0 KB | 4 MB (shared) |
| Chip lithography | 90 nm | 32 nm |
| Die size | 109 mm2 | 81+114 mm2 |
| Maximum core temperature | 68 °C | 105 °C |
| Number of transistors | 125 million | 384 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | 1.25V-1.4V | no data |
Compatibility
Information on Celeron D 346 and Core i7-620M 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 | PLGA775 | BGA1288,PGA988 |
| Power consumption (TDP) | 84 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron D 346 and Core i7-620M. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2 |
| AES-NI | - | + |
| FMA | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | - | + |
| Turbo Boost Technology | - | + |
| Hyper-Threading Technology | - | + |
| Idle States | + | + |
| Thermal Monitoring | + | + |
| Flex Memory Access | no data | + |
| Demand Based Switching | - | no data |
| PAE | 32 Bit | 36 Bit |
| FDI | no data | + |
| Fast Memory Access | no data | + |
| FSB parity | - | no data |
Security technologies
Celeron D 346 and Core i7-620M technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | + |
| EDB | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Celeron D 346 and Core i7-620M are enumerated here.
| VT-d | no data | + |
| VT-x | - | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron D 346 and Core i7-620M. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR3 |
| Maximum memory size | no data | 8 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 17.051 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel® HD Graphics for Previous Generation Intel® Processors |
| Clear Video | no data | + |
| Clear Video HD | no data | + |
| Graphics max frequency | no data | 766 MHz |
Graphics interfaces
Available interfaces and connections of Celeron D 346 and Core i7-620M integrated GPUs.
| Number of displays supported | no data | 2 |
Peripherals
Specifications and connection of peripherals supported by Celeron D 346 and Core i7-620M.
| PCIe version | no data | 2.0 |
| PCI Express lanes | no data | 16 |
Pros & cons summary
| Physical cores | 1 | 2 |
| Threads | 1 | 4 |
| Chip lithography | 90 nm | 32 nm |
| Power consumption (TDP) | 84 Watt | 35 Watt |
i7-620M has 100% more physical cores and 300% more threads, a 181.3% more advanced lithography process, and 140% lower power consumption.
We couldn't decide between Celeron D 346 and Core i7-620M. We've got no test results to judge.
Note that Celeron D 346 is a desktop processor while Core i7-620M is a notebook one.
Should you still have questions on choice between Celeron D 346 and Core i7-620M, ask them in Comments section, and we shall answer.
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