
Xeon w5-2455X vs Core i5-12400F

Xeon w5-2455X

Core i5-12400F
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 w5-2455X
Performance Per Dollar Core i5-12400F
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon w5-2455X | Core i5-12400F |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($1,049) | ✅ More affordable ($110) |
| Longevity | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) | ✨ Modern (Alder Lake-S (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | Xeon w5-2455X | Core i5-12400F |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+402%) |
| Upfront Cost | ⚠️ Higher cost ($1,049) | ✅ More affordable ($110) |
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 w5-2455X and Core i5-12400F

Xeon w5-2455X
The Xeon w5-2455X is manufactured by Intel. It was released in 15 February 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 12 cores and 24 threads. Base frequency is 3.2 GHz, with boost up to 4.6 GHz. L3 cache: 30 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 200 Watt. Memory support: DDR5-4800. Passmark benchmark score: 37,109 points. Launch price was $1,039.

Core i5-12400F
The Core i5-12400F 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: 19,532 points. Launch price was $180.
Processing Power
The Xeon w5-2455X packs 12 cores / 24 threads, while the Core i5-12400F offers 6 cores / 12 threads — the Xeon w5-2455X has 6 more cores. Boost clocks reach 4.6 GHz on the Xeon w5-2455X versus 4.4 GHz on the Core i5-12400F — a 4.4% clock advantage for the Xeon w5-2455X (base: 3.2 GHz vs 2.5 GHz). The Xeon w5-2455X uses the Sapphire Rapids (2023−2024) architecture (Intel 7 nm), while the Core i5-12400F uses Alder Lake-S (2022) (Intel 7 nm). In PassMark, the Xeon w5-2455X scores 37,109 against the Core i5-12400F's 19,532 — a 62.1% lead for the Xeon w5-2455X. L3 cache: 30 MB on the Xeon w5-2455X vs 18 MB (total) on the Core i5-12400F.
| Feature | Xeon w5-2455X | Core i5-12400F |
|---|---|---|
| Cores / Threads | 12 / 24+100% | 6 / 12 |
| Boost Clock | 4.6 GHz+5% | 4.4 GHz |
| Base Clock | 3.2 GHz+28% | 2.5 GHz |
| L3 Cache | 30 MB+67% | 18 MB (total) |
| L2 Cache | 2 MB (per core)+60% | 1.25 MB (per core) |
| Process | Intel 7 nm | Intel 7 nm |
| Architecture | Sapphire Rapids (2023−2024) | Alder Lake-S (2022) |
| PassMark | 37,109+90% | 19,532 |
| Cinebench R23 Multi | — | 12,380 |
| Geekbench 6 Single | — | 1,700 |
| Geekbench 6 Multi | — | 657 |
Memory & Platform
The Xeon w5-2455X uses the LGA4677 socket (PCIe 4.0), while the Core i5-12400F uses LGA1700 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Xeon w5-2455X versus DDR5-4800, DDR4-3200 on the Core i5-12400F — the Xeon w5-2455X supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon w5-2455X supports up to 2048 of RAM compared to 128 GB — 176.5% more capacity for professional workloads. Memory channels: 4 (Xeon w5-2455X) vs 2 (Core i5-12400F). PCIe lanes: 64 (Xeon w5-2455X) vs 20 (Core i5-12400F) — the Xeon w5-2455X offers 44 more lanes for additional GPUs or NVMe drives. Chipset compatibility: W790 (Xeon w5-2455X) and H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F).
| Feature | Xeon w5-2455X | Core i5-12400F |
|---|---|---|
| Socket | LGA4677 | LGA1700 |
| PCIe Generation | PCIe 4.0+33% | PCIe 3.0 |
| Max RAM Speed | 4800+95900% | DDR5-4800, DDR4-3200 |
| Max RAM Capacity | 2048 | 128 GB+6553500% |
| RAM Channels | 4+100% | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 64+220% | 20 |
Advanced Features
Virtualization support: VT-x, VT-d (Xeon w5-2455X) vs VT-x, VT-d, EPT (Core i5-12400F). Primary use case: Core i5-12400F targets Gaming Performance/Value. Direct competitor: Xeon w5-2455X rivals Threadripper 7960X; Core i5-12400F rivals Ryzen 5 5600.
| Feature | Xeon w5-2455X | Core i5-12400F |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | — |
| Unlocked | Yes | — |
| AVX-512 | Yes | — |
| Virtualization | VT-x, VT-d | VT-x, VT-d, EPT |
| Target Use | — | Gaming Performance/Value |
Value Analysis
The Xeon w5-2455X launched at $1039 MSRP, while the Core i5-12400F debuted at $174. At current prices ($1049 vs $110), the Core i5-12400F is $939 cheaper. In terms of value (PassMark points per dollar), the Xeon w5-2455X delivers 35.4 pts/$ vs 177.6 pts/$ for the Core i5-12400F — making the Core i5-12400F the 133.5% better value option.
| Feature | Xeon w5-2455X | Core i5-12400F |
|---|---|---|
| MSRP | $1039 | $174-83% |
| Avg Price (30d) | $1049 | $110-90% |
| Performance per Dollar | 35.4 | 177.6+402% |
| Release Date | 2023 | 2022 |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.















