Core i5-12400 vs Xeon Silver 4309Y
Core i5-12400
Xeon Silver 4309Y
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 Core i5-12400
Performance Per Dollar Xeon Silver 4309Y
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-12400 | Xeon Silver 4309Y |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($195) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Alder Lake-S (2022) / Intel 7 nm) | ✨ Modern (Ice Lake-SP (2021) / 10 nm) |
💎 Value Proposition
| Insight | Core i5-12400 | Xeon Silver 4309Y |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($195) | ✅ More affordable ($0) |
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 Core i5-12400 and Xeon Silver 4309Y
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.
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.
Processing Power
The Core i5-12400 packs 6 cores / 12 threads, while the Xeon Silver 4309Y offers 8 cores / 16 threads — the Xeon Silver 4309Y has 2 more cores. Boost clocks reach 4.4 GHz on the Core i5-12400 versus 3.6 GHz on the Xeon Silver 4309Y — a 20% clock advantage for the Core i5-12400 (base: 2.5 GHz vs 2.8 GHz). The Core i5-12400 uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the Xeon Silver 4309Y uses Ice Lake-SP (2021) (10 nm). In PassMark, the Core i5-12400 scores 18,794 against the Xeon Silver 4309Y's 18,718 — a 0.4% lead for the Core i5-12400. L3 cache: 18 MB (total) on the Core i5-12400 vs 12 MB (total) on the Xeon Silver 4309Y.
| Feature | Core i5-12400 | Xeon Silver 4309Y |
|---|---|---|
| Cores / Threads | 6 / 12 | 8 / 16+33% |
| Boost Clock | 4.4 GHz+22% | 3.6 GHz |
| Base Clock | 2.5 GHz | 2.8 GHz+12% |
| L3 Cache | 18 MB (total)+50% | 12 MB (total) |
| L2 Cache | 1.25 MB (per core)+25% | 1 MB (per core) |
| Process | Intel 7 nm-30% | 10 nm |
| Architecture | Alder Lake-S (2022) | Ice Lake-SP (2021) |
| PassMark | 18,794 | 18,718 |
| Cinebench R23 Multi | 12,400 | — |
| Geekbench 6 Single | 2,381 | — |
| Geekbench 6 Multi | 10,632 | — |
Memory & Platform
The Core i5-12400 uses the LGA1700 socket (PCIe 5.0), while the Xeon Silver 4309Y uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Core i5-12400 | Xeon Silver 4309Y |
|---|---|---|
| Socket | LGA1700 | LGA4189 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-4800, DDR4-3200 | — |
| Max RAM Capacity | 128 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 20 | — |
Advanced Features
Virtualization: VT-x, VT-d, EPT (Core i5-12400) / not specified (Xeon Silver 4309Y). 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 | Core i5-12400 | Xeon Silver 4309Y |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | UHD Graphics 730 | — |
| Virtualization | VT-x, VT-d, EPT | — |
| Target Use | Gaming Performance/Value | — |
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