Xeon 634 vs Ultra 7 155UL
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Meteor Lake-PS (2024) | Granite Rapids (2024−2026) |
| Release date | 8 April 2024 (1 year ago) | 2 February 2026 (recently) |
| Launch price (MSRP) | $426 | $499 |
Detailed specifications
Core Ultra 7 155UL and Xeon 634 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 | 12 (Dodeca-Core) | 12 (Dodeca-Core) |
| Performance-cores | no data | 12 |
| Threads | 14 | 24 |
| Base clock speed | 1.7 GHz | 2.7 GHz |
| Boost clock speed | 4.8 GHz | 4.6 GHz |
| Bus rate | no data | 0 GT/s |
| L1 cache | 112 KB (per core) | 112 KB (per core) |
| L2 cache | 2 MB (per core) | 2 MB (per core) |
| L3 cache | 12 MB (shared) | 48 MB (shared) |
| Chip lithography | 7 nm | Intel 3 nm |
| Die size | no data | 598 mm2 |
| Maximum case temperature (TCase) | no data | 68 °C |
| 64 bit support | + | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Core Ultra 7 155UL and Xeon 634 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 | 1851 | FCLGA4710 |
| Power consumption (TDP) | 15 Watt | 150 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core Ultra 7 155UL and Xeon 634. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | + | + |
| Turbo Boost Max 3.0 | no data | + |
| Deep Learning Boost | - | + |
Security technologies
Core Ultra 7 155UL and Xeon 634 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | no data | + |
| SGX | no data | - |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core Ultra 7 155UL and Xeon 634 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 155UL and Xeon 634. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 Depends on motherboard | DDR5(6400MT/s) |
| Maximum memory size | no data | 2 TB |
| Max memory channels | no data | 4 |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Arc Xe-LPG 64EU | N/A |
Peripherals
Specifications and connection of peripherals supported by Core Ultra 7 155UL and Xeon 634.
| PCIe version | 4.0 | 5.0 |
| PCI Express lanes | 12 | 80 |
Pros & cons summary
| Recency | 8 April 2024 | 2 February 2026 |
| Threads | 14 | 24 |
| Power consumption (TDP) | 15 Watt | 150 Watt |
Ultra 7 155UL has 900% lower power consumption.
Xeon 634, on the other hand, has an age advantage of 1 year, and 71.4% more threads.
We couldn't decide between Intel Core Ultra 7 155UL and Intel Xeon 634. We've got no test results to judge.
Note that Core Ultra 7 155UL is a desktop processor while Xeon 634 is a server/workstation one.
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