Pentium 4 2.66 vs Pentium G620
Primary details
Comparing Pentium G620 and Pentium 4 2.66 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2583 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 7.43 | no data |
| Market segment | Desktop processor | Desktop processor |
| Architecture codename | Sandy Bridge (2011−2013) | Northwood (2002−2004) |
| Release date | 22 May 2011 (13 years ago) | August 2002 (22 years ago) |
| Launch price (MSRP) | $60 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Pentium G620 and Pentium 4 2.66 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 | 2.6 GHz | no data |
| Boost clock speed | 2.6 GHz | 2.66 GHz |
| L1 cache | 64 KB (per core) | 8 KB |
| L2 cache | 256 KB (per core) | 512 KB |
| L3 cache | 3 MB (shared) | 0 KB |
| Chip lithography | 32 nm | 130 nm |
| Die size | 131 mm2 | 146 mm2 |
| Maximum core temperature | 69 °C | no data |
| Number of transistors | 504 million | 55 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
Compatibility
Information on Pentium G620 and Pentium 4 2.66 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 |
| Socket | 1155 | 478 |
| Power consumption (TDP) | 65 Watt | 110 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium G620 and Pentium 4 2.66. You'll probably need this information if you require some particular technology.
| AES-NI | + | no data |
| AVX | + | no data |
| Enhanced SpeedStep (EIST) | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium G620 and Pentium 4 2.66 are enumerated here.
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium G620 and Pentium 4 2.66. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR1, DDR2 |
| Maximum memory bandwidth | 17 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD (Sandy Bridge) | no data |
Peripherals
Specifications and connection of peripherals supported by Pentium G620 and Pentium 4 2.66.
| PCIe version | 3.0 | no data |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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.
Pros & cons summary
| Physical cores | 2 | 1 |
| Threads | 2 | 1 |
| Chip lithography | 32 nm | 130 nm |
| Power consumption (TDP) | 65 Watt | 110 Watt |
Pentium G620 has 100% more physical cores and 100% more threads, a 306.3% more advanced lithography process, and 69.2% lower power consumption.
We couldn't decide between Pentium G620 and Pentium 4 2.66. We've got no test results to judge.
Should you still have questions on choice between Pentium G620 and Pentium 4 2.66, ask them in Comments section, and we shall answer.
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