Xeon Silver 4309Y vs Core i5-12400
Xeon Silver 4309Y
Core i5-12400
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.
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 Xeon Silver 4309Y
Performance Per Dollar Core i5-12400
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Silver 4309Y | Core i5-12400 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($195) |
| Longevity | ✨ Modern (Ice Lake-SP (2021) / 10 nm) | ✨ Modern (Alder Lake-S (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | Xeon Silver 4309Y | Core i5-12400 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($195) |
Performance Check
To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.
Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.
Technical Specifications
Side-by-side comparison of Xeon Silver 4309Y and Core i5-12400
Xeon Silver 4309Y
The Xeon Silver 4309Y is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-SP (2021) architecture. It features 8 cores and 16 threads. Base frequency is 2.8 GHz, with boost up to 3.6 GHz. L3 cache: 12 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 105 Watt. Memory support: DDR4-2667. Passmark benchmark score: 18,718 points. Launch price was $800.
Core i5-12400
The Core i5-12400 is manufactured by Intel. It was released in 4 January 2022 (3 years ago). It is based on the Alder Lake-S (2022) architecture. It features 6 cores and 12 threads. Base frequency is 2.5 GHz, with boost up to 4.4 GHz. L3 cache: 18 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 65 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 18,794 points. Launch price was $299.
Processing Power
The Xeon Silver 4309Y packs 8 cores / 16 threads, while the Core i5-12400 offers 6 cores / 12 threads — the Xeon Silver 4309Y has 2 more cores. Boost clocks reach 3.6 GHz on the Xeon Silver 4309Y versus 4.4 GHz on the Core i5-12400 — a 20% clock advantage for the Core i5-12400 (base: 2.8 GHz vs 2.5 GHz). The Xeon Silver 4309Y uses the Ice Lake-SP (2021) architecture (10 nm), while the Core i5-12400 uses Alder Lake-S (2022) (Intel 7 nm). In PassMark, the Xeon Silver 4309Y scores 18,718 against the Core i5-12400's 18,794 — a 0.4% lead for the Core i5-12400. L3 cache: 12 MB (total) on the Xeon Silver 4309Y vs 18 MB (total) on the Core i5-12400.
| Feature | Xeon Silver 4309Y | Core i5-12400 |
|---|---|---|
| Cores / Threads | 8 / 16+33% | 6 / 12 |
| Boost Clock | 3.6 GHz | 4.4 GHz+22% |
| Base Clock | 2.8 GHz+12% | 2.5 GHz |
| L3 Cache | 12 MB (total) | 18 MB (total)+50% |
| L2 Cache | 1 MB (per core) | 1.25 MB (per core)+25% |
| Process | 10 nm | Intel 7 nm-30% |
| Architecture | Ice Lake-SP (2021) | Alder Lake-S (2022) |
| PassMark | 18,718 | 18,794 |
| Cinebench R23 Multi | — | 12,400 |
| Geekbench 6 Single | — | 2,381 |
| Geekbench 6 Multi | — | 10,632 |
Memory & Platform
The Xeon Silver 4309Y uses the LGA4189 socket (PCIe 4.0), while the Core i5-12400 uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Xeon Silver 4309Y | Core i5-12400 |
|---|---|---|
| Socket | LGA4189 | LGA1700 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | — | DDR5-4800, DDR4-3200 |
| Max RAM Capacity | — | 128 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 20 |
Advanced Features
Virtualization: not specified (Xeon Silver 4309Y) / VT-x, VT-d, EPT (Core i5-12400). The Core i5-12400 includes integrated graphics (UHD Graphics 730), while the Xeon Silver 4309Y requires a dedicated GPU. Primary use case: Core i5-12400 targets Gaming Performance/Value. Direct competitor: Core i5-12400 rivals Ryzen 5 5600.
| Feature | Xeon Silver 4309Y | Core i5-12400 |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | UHD Graphics 730 |
| Virtualization | — | VT-x, VT-d, EPT |
| Target Use | — | Gaming Performance/Value |
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