Ultra 5 238V vs Pentium G645T
Aggregate performance score
Core Ultra 5 238V outperforms Pentium G645T by a whopping 1723% based on our aggregate benchmark results.
Primary details
Comparing Pentium G645T and Core Ultra 5 238V processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2644 | 526 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Power efficiency | 2.08 | 78.16 |
| Architecture codename | Sandy Bridge (2011−2013) | Lunar Lake (2024) |
| Release date | 2 September 2012 (12 years ago) | 24 September 2024 (less than a year ago) |
Detailed specifications
Pentium G645T and Core Ultra 5 238V 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) | 8 (Octa-Core) |
| Threads | 2 | 8 |
| Base clock speed | 2.5 GHz | 2.1 GHz |
| Boost clock speed | 2.5 GHz | 4.7 GHz |
| Bus rate | 5 GT/s | 37 MHz |
| L1 cache | 64 KB (per core) | 192 KB (per core) |
| L2 cache | 256 KB (per core) | 2.5 MB (per core) |
| L3 cache | 3 MB (shared) | 8 MB (shared) |
| Chip lithography | 32 nm | 3 nm |
| Die size | 131 mm2 | no data |
| Maximum core temperature | 65 °C | 100 °C |
| Number of transistors | 504 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Pentium G645T and Core Ultra 5 238V 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 | FCLGA1155 | Intel BGA 2833 |
| Power consumption (TDP) | 35 Watt | 17 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium G645T and Core Ultra 5 238V. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | no data |
| AES-NI | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| TSX | - | + |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Flex Memory Access | + | no data |
| FDI | + | no data |
| Fast Memory Access | + | no data |
Security technologies
Pentium G645T and Core Ultra 5 238V technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | + |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium G645T and Core Ultra 5 238V are enumerated here.
| VT-d | - | + |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium G645T and Core Ultra 5 238V. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5 |
| Maximum memory size | 32 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 17 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics for 2nd Generation Intel Processors | Arc 130V |
| Graphics max frequency | 1.1 GHz | no data |
Graphics interfaces
Available interfaces and connections of Pentium G645T and Core Ultra 5 238V integrated GPUs.
| Number of displays supported | 2 | no data |
Peripherals
Specifications and connection of peripherals supported by Pentium G645T and Core Ultra 5 238V.
| PCIe version | 2.0 | 5.0 |
| PCI Express lanes | 16 | 4 |
Pros & cons summary
| Performance score | 0.77 | 14.04 |
| Recency | 2 September 2012 | 24 September 2024 |
| Physical cores | 2 | 8 |
| Threads | 2 | 8 |
| Chip lithography | 32 nm | 3 nm |
| Power consumption (TDP) | 35 Watt | 17 Watt |
Ultra 5 238V has a 1723.4% higher aggregate performance score, an age advantage of 12 years, 300% more physical cores and 300% more threads, a 966.7% more advanced lithography process, and 105.9% lower power consumption.
The Core Ultra 5 238V is our recommended choice as it beats the Pentium G645T in performance tests.
Note that Pentium G645T is a desktop processor while Core Ultra 5 238V is a notebook one.
Should you still have questions on choice between Pentium G645T and Core Ultra 5 238V, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
