Xeon Silver 4509Y vs Processor U300
Aggregate performance score
Xeon Silver 4509Y outperforms Processor U300 by a whopping 110% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1431 | 891 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 17.44 | 14.42 |
| Market segment | Laptop | Server |
| Series | Intel Raptor Lake-U | no data |
| Power efficiency | 14.06 | 3.54 |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Raptor Lake-U (2023) | Sapphire Rapids (2023−2024) |
| Release date | 4 January 2023 (3 years ago) | 14 December 2023 (2 years ago) |
| Launch price (MSRP) | $193 | $563 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Processor U300 has 21% better value for money than Xeon Silver 4509Y.
Performance to price scatter graph
Detailed specifications
Basic parameters of Processor U300 and Xeon Silver 4509Y: 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 | 5 (Penta-Core) | 8 (Octa-Core) |
| Threads | 6 | 16 |
| Base clock speed | 1.2 GHz | 2.6 GHz |
| Boost clock speed | 4.4 GHz | 4.1 GHz |
| Bus rate | 55 MHz | no data |
| L1 cache | 80K (per core) | 80 KB (per core) |
| L2 cache | 1.25 MB (per core) | 2 MB (per core) |
| L3 cache | 8 MB (shared) | 22.5 MB (shared) |
| Chip lithography | 10 nm | Intel 7 nm |
| Maximum core temperature | 100 °C | no data |
| Maximum case temperature (TCase) | no data | 84 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
Compatibility
Information on Processor U300 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 | 2 |
| Socket | Intel BGA 1744 | FCLGA4677 |
| Power consumption (TDP) | 15 Watt | 125 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Processor U300 and Xeon Silver 4509Y. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | + | + |
| Deep Learning Boost | - | + |
Security technologies
Processor U300 and Xeon Silver 4509Y technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | no data | + |
| SGX | no data | Yes with Intel® SPS |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Processor U300 and Xeon Silver 4509Y are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Processor U300 and Xeon Silver 4509Y. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4, DDR5 Dual-channel | DDR5 @ 4400 MT/s (1 DPC &2DPC) |
| Maximum memory size | no data | 4 TB |
| Max memory channels | no data | 8 |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel UHD Graphics Xe G4 48EUs ( - 1100 MHz) | N/A |
Peripherals
Specifications and connection of peripherals supported by Processor U300 and Xeon Silver 4509Y.
| PCIe version | 4.0 | 5 |
| PCI Express lanes | 8 | 80 |
Pros & cons summary
| Performance score | 5.00 | 10.48 |
| Recency | 4 January 2023 | 14 December 2023 |
| Physical cores | 5 | 8 |
| Threads | 6 | 16 |
| Power consumption (TDP) | 15 Watt | 125 Watt |
Processor U300 has 733% lower power consumption.
Xeon Silver 4509Y, on the other hand, has a 110% higher aggregate performance score, an age advantage of 11 months, and 60% more physical cores and 167% more threads.
The Intel Xeon Silver 4509Y is our recommended choice as it beats the Intel Processor U300 in performance tests.
Be aware that Processor U300 is a notebook processor while Xeon Silver 4509Y is a server/workstation one.
Other comparisons
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