Xeon Silver 4509Y vs Core Ultra 7 165U
Primary details
Comparing Core Ultra 7 165U and Xeon Silver 4509Y processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 643 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Series | Intel Meteor Lake-U | no data |
| Architecture codename | Meteor Lake-P | no data |
| Release date | 14 December 2023 (less than a year ago) | 1 October 2023 (less than a year ago) |
Detailed specifications
Core Ultra 7 165U and Xeon Silver 4509Y 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) | 8 (Octa-Core) |
| Threads | 142 x 4.9 GHz Intel Redwood Cove P-Core8 x 3.8 GHz Intel Crestmont E-Core2 x 2.1 GHz Intel Crestmont E-Core | 16 |
| Base clock speed | 1.7 GHz | 2.6 GHz |
| Boost clock speed | 4.9 GHz | 4.1 GHz |
| L1 cache | 112 KB (per core) | no data |
| L2 cache | 2 MB (per core) | no data |
| L3 cache | 12 MB (shared) | 22.5 MB |
| Chip lithography | 7 nm | Intel 7 nm |
| Maximum core temperature | no data | 84 °C |
| 64 bit support | + | - |
| Unlocked multiplier | No | No |
Compatibility
Information on Core Ultra 7 165U and Xeon Silver 4509Y 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 | no data |
| Socket | FCBGA2049 | FCLGA4677 |
| Power consumption (TDP) | 15 Watt | 125 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core Ultra 7 165U and Xeon Silver 4509Y. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| AVX | + | no data |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| Speed Shift | + | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | + | + |
| TSX | + | + |
| Thermal Monitoring | + | no data |
| Flex Memory Access | + | no data |
| SIPP | + | no data |
| Turbo Boost Max 3.0 | - | no data |
| Status | Launched | Launched |
Security technologies
Core Ultra 7 165U and Xeon Silver 4509Y technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| Secure Key | + | no data |
| SGX | no data | Yes with Intel® SPS |
| OS Guard | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core Ultra 7 165U and Xeon Silver 4509Y are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 165U and Xeon Silver 4509Y. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR5 @ 4400 MT/s (1 DPC &2DPC) |
| Maximum memory size | 96 GB | 4 TB |
| Max memory channels | 2 | 8 |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® Graphics | no data |
| Quick Sync Video | + | no data |
| Graphics max frequency | 2 GHz | no data |
Graphics interfaces
Available interfaces and connections of Core Ultra 7 165U and Xeon Silver 4509Y integrated GPUs.
| Number of displays supported | 4 | no data |
Graphics image quality
Maximum display resolutions supported by Core Ultra 7 165U and Xeon Silver 4509Y integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | 4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL) | no data |
| Max resolution over eDP | 3840x2400 @ 120Hz | no data |
| Max resolution over DisplayPort | 7680 x 4320 @ 60Hz | no data |
Graphics API support
APIs supported by Core Ultra 7 165U and Xeon Silver 4509Y integrated GPUs, sometimes API versions are included.
| DirectX | 12.2 | no data |
| OpenGL | 4.6 | no data |
Peripherals
Specifications and connection of peripherals supported by Core Ultra 7 165U and Xeon Silver 4509Y.
| PCIe version | 4.0 | 5 |
| PCI Express lanes | 20 | 80 |
| PCI support | 4.0 | no data |
Pros & cons summary
| Recency | 14 December 2023 | 1 October 2023 |
| Physical cores | 12 | 8 |
| Threads | 142 x 4.9 GHz Intel Redwood Cove P-Core8 x 3.8 GHz Intel Crestmont E-Core2 x 2.1 GHz Intel Crestmont E-Core | 16 |
| Power consumption (TDP) | 15 Watt | 125 Watt |
We couldn't decide between Core Ultra 7 165U and Xeon Silver 4509Y. We've got no test results to judge.
Be aware that Core Ultra 7 165U is a notebook processor while Xeon Silver 4509Y is a server/workstation one.
Should you still have questions on choice between Core Ultra 7 165U and Xeon Silver 4509Y, ask them in Comments section, and we shall answer.
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