Xeon Silver 4509Y
Intel
PassMark
18,749
Performance Spectrum - CPU
About PassMark
PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.
Overview
The Xeon Silver 4509Y is manufactured by Intel. It was released in 14 December 2023 (1 year ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 8 cores and 16 threads. Base frequency is 2.6 GHz, with boost up to 4.1 GHz. L3 cache: 22.5 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 125 Watt. Memory support: DDR5 @ 4400 MT/s (1 DPC &2DPC). Passmark benchmark score: 18,749 points. Launch price was $563.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar
FPS Benchmarks
Predicted performance for Xeon Silver 4509Y across popular games. Tested paired with RTX 4090 to isolate CPU performance.
Among Us
Counter-Strike 2
Dead by Daylight
Destiny 2
Garry's Mod
Hearts of Iron IV
Hogwarts Legacy
League of Legends
Path of Exile 2
Rust
Technical Analysis
Detailed breakdown of Xeon Silver 4509Y specifications and capabilities.
Processing Power
The Xeon Silver 4509Y is a 8-core / 16-thread processor based on the Sapphire Rapids (2023−2024) architecture, manufactured on a Intel 7 nm process node. It reaches a maximum boost clock of 4.1 GHz from a base frequency of 2.6 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 22.5 MB (total) of L3 cache, plus 2 MB (per core) of L2 cache and 80 kB (per core) of L1 cache per core. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 18,749, placing it in the Mid-Range performance tier as a Recent generation product.
| Specification | Xeon Silver 4509Y |
|---|---|
| Cores / ThreadsPhysical/logical processing units | 8C / 16T |
| Max Boost ClockPeak single-core speed under boost | 4.1 GHz |
| Base ClockGuaranteed minimum operating frequency | 2.6 GHz |
| ArchitectureCPU microarchitecture design | Sapphire Rapids (2023−2024) |
| Process NodeFabrication technology — smaller = more efficient | Intel 7 nm |
| L3 CacheShared cache — reduces memory latency for all cores | 22.5 MB (total) |
| L2 CachePer-core fast cache for frequently accessed data | 2 MB (per core) |
| L1 CacheUltra-fast per-core cache | 80 kB (per core) |
| 64-bit Support | Yes |
| PassMark ScoreOverall multi-threaded benchmark score | 18,749 |
Memory & Platform
The Xeon Silver 4509Y fits into the LGA4677 socket and supports PCIe 3.0. It supports DDR5 @ 4400 MT/s (1 DPC &2DPC) memory.
| Specification | Xeon Silver 4509Y |
|---|---|
| TypeDesktop or Laptop processor | server |
| SocketMotherboard socket required | LGA4677 |
| PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth | PCIe 3.0 |
| RAM TypeSupported memory standard | DDR5 @ 4400 MT/s (1 DPC &2DPC) |
| Max CPUs in ConfigMulti-socket support for servers | 2 |
Power & Cooling
The Xeon Silver 4509Y has a rated TDP (Thermal Design Power) of 125 Watt — this indicates the amount of heat generated under sustained load and determines what cooling solution is needed.
| Specification | Xeon Silver 4509Y |
|---|---|
| TDPThermal Design Power — heat output under sustained workload | 125 Watt |
Value Analysis
Performance ranking position: #837 out of all indexed processors.
| Specification | Xeon Silver 4509Y |
|---|---|
| Launch PriceOriginal retail price at launch | $563 |
| Performance RankPosition in overall performance ranking | #837 |
| Release DateLaunch date | 14 December 2023 (1 year ago) |
| Release Year | 2023 |
| DesignerArchitecture designer (e.g. Intel, AMD) | Intel |
| ManufacturerFabrication foundry (e.g. TSMC) | Intel |
Specifications Reference
Raw spec sheet for quick lookup. The analysis cards above explain what these fields mean in practice.
4 categories
General Information
7 specs
General Information
7 specs
| Type | server |
| Designer | Intel |
| Launch Price | $563 |
| Manufacturer | Intel |
| Release Date | 14 December 2023 (1 year ago) |
| Architecture Codename | Sapphire Rapids (2023−2024) |
| Performance Ranking Position | 837 |
Technical Specifications
10 specs
Technical Specifications
10 specs
| Cores | 8 |
| Threads | 16 |
| L1 Cache | 80 kB (per core) |
| L2 Cache | 2 MB (per core) |
| L3 Cache | 22.5 MB (total) |
| Max Frequency | 4.1 GHz |
| 64-Bit Support | + |
| Base Frequency | 2.6 GHz |
| Process Technology | Intel 7 nm |
| Max Case Temperature (TCase) | 84 °C |
Compatibility
4 specs
Compatibility
4 specs
| Socket | LGA4677 |
| PCIe Generation | PCIe 3.0 |
| Power Consumption (TDP) | 125 Watt |
| Max Processors In Config | 2 |
Memory
4 specs
Memory
4 specs
| RAM Types | DDR5 @ 4400 MT/s (1 DPC &2DPC) |
| Memory Channels | 8 |
| ECC Memory Support | + |
| Max Memory Capacity | 4 TB |
Similar Performance
Processors with benchmark scores closest to the current hardware, grouped by manufacturer.
Intel (8)
AMD (8)
Our Recommendation for Xeon Silver 4509Y
Suggested pairings based on performance balance
Minimum (Avoid Bottleneck) (12)
Recommended (Balanced) (12)
High-End (Max Performance) (12)
Popular Comparisons
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