Pentium G645 vs Celeron 4305UE
Aggregate performance score
Celeron 4305UE outperforms Pentium G645 by a moderate 17% 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 | 2707 | 2817 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 1.01 | 0.06 |
| Market segment | Laptop | Desktop processor |
| Power efficiency | 6.88 | 1.36 |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Whiskey Lake-U (2018−2019) | Sandy Bridge (2011−2013) |
| Release date | 1 October 2018 (7 years ago) | 2 September 2012 (13 years ago) |
| Launch price (MSRP) | $107 | $80 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Celeron 4305UE has 1583% better value for money than Pentium G645.
Performance to price scatter graph
Detailed specifications
Celeron 4305UE and Pentium G645 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) | 2 (Dual-core) |
| Threads | 2 | 2 |
| Base clock speed | no data | 2.9 GHz |
| Boost clock speed | 2 GHz | 2.9 GHz |
| Bus rate | no data | 5 GT/s |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 256 KB (per core) | 256 KB (per core) |
| L3 cache | 2 MB (shared) | 3 MB (shared) |
| Chip lithography | 10 nm | 32 nm |
| Die size | no data | 131 mm2 |
| Maximum core temperature | no data | 69 °C |
| Number of transistors | no data | 504 million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | - |
Compatibility
Information on Celeron 4305UE and Pentium G645 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 | Intel BGA 1528 | FCLGA1155 |
| Power consumption (TDP) | 15 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron 4305UE and Pentium G645. 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 | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | - |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| FDI | no data | + |
| Fast Memory Access | no data | + |
Security technologies
Celeron 4305UE and Pentium G645 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 4305UE and Pentium G645 are enumerated here.
| VT-d | + | - |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron 4305UE and Pentium G645. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR3 |
| Maximum memory size | no data | 32 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 17 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel UHD Graphics 610 | Intel HD Graphics for 2nd Generation Intel Processors |
| Graphics max frequency | no data | 1.1 GHz |
Graphics interfaces
Available interfaces and connections of Celeron 4305UE and Pentium G645 integrated GPUs.
| Number of displays supported | no data | 2 |
Peripherals
Specifications and connection of peripherals supported by Celeron 4305UE and Pentium G645.
| PCIe version | 3.0 | 2.0 |
| PCI Express lanes | 16 | 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.
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 | 0.96 | 0.82 |
| Integrated graphics card | 1.74 | 0.72 |
| Recency | 1 October 2018 | 2 September 2012 |
| Chip lithography | 10 nm | 32 nm |
| Power consumption (TDP) | 15 Watt | 65 Watt |
Celeron 4305UE has a 17.1% higher aggregate performance score, 141.7% faster integrated GPU, an age advantage of 6 years, a 220% more advanced lithography process, and 333.3% lower power consumption.
The Intel Celeron 4305UE is our recommended choice as it beats the Intel Pentium G645 in performance tests.
Be aware that Celeron 4305UE is a notebook processor while Pentium G645 is a desktop one.
Other comparisons
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