Core i7-1255U vs Opteron 144
Primary details
Comparing Opteron 144 and Core i7-1255U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | not rated | 820 |
| Place by popularity | not in top-100 | 88 |
| Market segment | Server | Laptop |
| Series | no data | Intel Alder Lake-M |
| Architecture codename | SledgeHammer (2003−2004) | Alder Lake-U (2022) |
| Release date | June 2003 (21 year ago) | 4 January 2022 (2 years ago) |
| Launch price (MSRP) | $65 | no data |
Detailed specifications
Opteron 144 and Core i7-1255U 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) | 10 (Deca-Core) |
| Threads | 1 | 12 |
| Base clock speed | no data | 1.7 GHz |
| Boost clock speed | 1.8 GHz | 4.7 GHz |
| L1 cache | 128 KB | 928 KB |
| L2 cache | 1 MB | 9.5 MB |
| L3 cache | 0 KB | 12 MB |
| Chip lithography | 130 nm | 10 nm |
| Die size | 193 mm2 | no data |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 106 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | No | No |
Compatibility
Information on Opteron 144 and Core i7-1255U 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 | 940 | BGA1744 |
| Power consumption (TDP) | 85 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Opteron 144 and Core i7-1255U. You'll probably need this information if you require some particular technology.
| AES-NI | no data | + |
| FMA | no data | + |
| AVX | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| TSX | no data | + |
Security technologies
Opteron 144 and Core i7-1255U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Opteron 144 and Core i7-1255U are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Opteron 144 and Core i7-1255U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR4, DDR5 |
| ECC memory support | no data | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel Iris Xe Graphics G7 96EUs |
Peripherals
Specifications and connection of peripherals supported by Opteron 144 and Core i7-1255U.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 20 |
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.
Benchmark coverage: 68%
Core i7-1255U outperforms Opteron 144 by 4234% in Passmark.
Pros & cons summary
| Physical cores | 1 | 10 |
| Threads | 1 | 12 |
| Chip lithography | 130 nm | 10 nm |
| Power consumption (TDP) | 85 Watt | 15 Watt |
i7-1255U has 900% more physical cores and 1100% more threads, a 1200% more advanced lithography process, and 466.7% lower power consumption.
We couldn't decide between Opteron 144 and Core i7-1255U. We've got no test results to judge.
Be aware that Opteron 144 is a server/workstation processor while Core i7-1255U is a notebook one.
Should you still have questions on choice between Opteron 144 and Core i7-1255U, ask them in Comments section, and we shall answer.
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