Ultra 7 256V vs Pentium 4 660
Aggregate performance score
Core Ultra 7 256V outperforms Pentium 4 660 by a whopping 5914% based on our aggregate benchmark results.
Primary details
Comparing Pentium 4 660 and Core Ultra 7 256V processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3210 | 614 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | Pentium 4 | no data |
| Power efficiency | 0.17 | 70.31 |
| Architecture codename | Prescott 2M | Lunar Lake (2024) |
| Release date | no data | 24 September 2024 (less than a year ago) |
Detailed specifications
Pentium 4 660 and Core Ultra 7 256V 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) | 8 (Octa-Core) |
| Performance-cores | no data | 4 |
| Low Power Efficient-cores | no data | 4 |
| Threads | 1 | 8 |
| Base clock speed | 3.6 GHz | 2.2 GHz |
| Boost clock speed | 3.6 GHz | 4.8 GHz |
| Bus rate | 800 MHz | 37 MHz |
| L1 cache | no data | 192 KB (per core) |
| L2 cache | no data | 2.5 MB (per core) |
| L3 cache | 2 MB L2 Cache | 12 MB (shared) |
| Chip lithography | 90 nm | 3 nm |
| Maximum core temperature | 71 °C | 100 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| VID voltage range | 1.2V-1.4V | no data |
Compatibility
Information on Pentium 4 660 and Core Ultra 7 256V 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 | no data | 1 |
| Socket | PLGA775,PPGA775 | FCBGA2833 |
| Power consumption (TDP) | 115 Watt | 17 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium 4 660 and Core Ultra 7 256V. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | + | - |
| TSX | - | + |
| Idle States | + | no data |
| Thermal Monitoring | + | + |
| Demand Based Switching | - | no data |
| Turbo Boost Max 3.0 | no data | + |
| FSB parity | - | no data |
| Deep Learning Boost | - | + |
| Supported AI Software Frameworks | - | OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN |
Security technologies
Pentium 4 660 and Core Ultra 7 256V technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | + |
| EDB | + | + |
| Secure Key | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium 4 660 and Core Ultra 7 256V are enumerated here.
| VT-d | no data | + |
| VT-x | - | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium 4 660 and Core Ultra 7 256V. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR5 |
| Maximum memory size | no data | 16 GB |
| Max memory channels | no data | 2 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel Arc Graphics 140V |
| Quick Sync Video | - | + |
| Graphics max frequency | no data | 1.95 GHz |
Graphics interfaces
Available interfaces and connections of Pentium 4 660 and Core Ultra 7 256V integrated GPUs.
| Number of displays supported | no data | 3 |
Graphics image quality
Maximum display resolutions supported by Pentium 4 660 and Core Ultra 7 256V integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | no data | 4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL) |
| Max resolution over eDP | no data | 3840x2400 @ 120Hz |
| Max resolution over DisplayPort | no data | 7680 x 4320 @ 60Hz |
Graphics API support
APIs supported by Pentium 4 660 and Core Ultra 7 256V integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12.2 |
| OpenGL | no data | 4.6 |
Peripherals
Specifications and connection of peripherals supported by Pentium 4 660 and Core Ultra 7 256V.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 4 |
| PCI support | no data | 5.0 and 4.0 |
Pros & cons summary
| Performance score | 0.21 | 12.63 |
| Physical cores | 1 | 8 |
| Threads | 1 | 8 |
| Chip lithography | 90 nm | 3 nm |
| Power consumption (TDP) | 115 Watt | 17 Watt |
Ultra 7 256V has a 5914.3% higher aggregate performance score, 700% more physical cores and 700% more threads, a 2900% more advanced lithography process, and 576.5% lower power consumption.
The Core Ultra 7 256V is our recommended choice as it beats the Pentium 4 660 in performance tests.
Note that Pentium 4 660 is a desktop processor while Core Ultra 7 256V is a notebook one.
Should you still have questions on choice between Pentium 4 660 and Core Ultra 7 256V, ask them in Comments section, and we shall answer.
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