CPU
GPU
Xeon w7-3455
Core i5-10400F
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 w7-3455
Performance Per Dollar Core i5-10400F
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon w7-3455 | Core i5-10400F |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($2,625) | ✅ More affordable ($102) |
| Longevity | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) | ✨ Modern (Comet Lake (2020−2025) / 14 nm) |
💎 Value Proposition
| Insight | Xeon w7-3455 | Core i5-10400F |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+510%) |
| Upfront Cost | ⚠️ Higher cost ($2,625) | ✅ More affordable ($102) |
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 w7-3455 and Core i5-10400F
Xeon w7-3455
The Xeon w7-3455 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 24 cores and 48 threads. Base frequency is 2.5 GHz, with boost up to 4.8 GHz. L3 cache: 67.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 270 Watt. Memory support: DDR5-4800. Passmark benchmark score: 54,925 points. Launch price was $2,489.
Core i5-10400F
The Core i5-10400F is manufactured by Intel. It was released in 30 April 2020 (5 years ago). It is based on the Comet Lake (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 2.9 GHz, with boost up to 4.3 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 13,029 points. Launch price was $155.
Processing Power
The Xeon w7-3455 packs 24 cores / 48 threads, while the Core i5-10400F offers 6 cores / 12 threads — the Xeon w7-3455 has 18 more cores. Boost clocks reach 4.8 GHz on the Xeon w7-3455 versus 4.3 GHz on the Core i5-10400F — a 11% clock advantage for the Xeon w7-3455 (base: 2.5 GHz vs 2.9 GHz). The Xeon w7-3455 uses the Sapphire Rapids (2023−2024) architecture (Intel 7 nm), while the Core i5-10400F uses Comet Lake (2020−2025) (14 nm). In PassMark, the Xeon w7-3455 scores 54,925 against the Core i5-10400F's 13,029 — a 123.3% lead for the Xeon w7-3455. Geekbench 6 single-core — the metric most relevant to gaming — records 1,900 vs 1,454, a 26.6% lead for the Xeon w7-3455 that directly translates to higher frame rates. Multi-core Geekbench: 1,898 vs 5,783 (101.2% advantage for the Core i5-10400F). L3 cache: 67.5 MB on the Xeon w7-3455 vs 12 MB (total) on the Core i5-10400F.
| Feature | Xeon w7-3455 | Core i5-10400F |
|---|---|---|
| Cores / Threads | 24 / 48+300% | 6 / 12 |
| Boost Clock | 4.8 GHz+12% | 4.3 GHz |
| Base Clock | 2.5 GHz | 2.9 GHz+16% |
| L3 Cache | 67.5 MB+463% | 12 MB (total) |
| L2 Cache | 2 MB (per core)+700% | 256K (per core) |
| Process | Intel 7 nm-50% | 14 nm |
| Architecture | Sapphire Rapids (2023−2024) | Comet Lake (2020−2025) |
| PassMark | 54,925+322% | 13,029 |
| Cinebench R23 Multi | — | 8,191 |
| Geekbench 6 Single | 1,900+31% | 1,454 |
| Geekbench 6 Multi | 1,898 | 5,783+205% |
Memory & Platform
The Xeon w7-3455 uses the LGA4677 socket (PCIe 5.0), while the Core i5-10400F uses LGA1200 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Xeon w7-3455 versus DDR4-2666 on the Core i5-10400F — the Xeon w7-3455 supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon w7-3455 supports up to 4096 GB of RAM compared to 128 GB — 187.9% more capacity for professional workloads. Memory channels: 8 (Xeon w7-3455) vs 2 (Core i5-10400F). PCIe lanes: 112 (Xeon w7-3455) vs 16 (Core i5-10400F) — the Xeon w7-3455 offers 96 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel W790 (Xeon w7-3455) and H410,B460,H470,Z490,H510,B560,H570,Z590 (Core i5-10400F).
| Feature | Xeon w7-3455 | Core i5-10400F |
|---|---|---|
| Socket | LGA4677 | LGA1200 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | DDR5-4800+25% | DDR4-2666 |
| Max RAM Capacity | 4096 GB+3100% | 128 GB |
| RAM Channels | 8+300% | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 112+600% | 16 |
Advanced Features
Only the Xeon w7-3455 has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon w7-3455 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: true (Xeon w7-3455) vs VT-x, VT-d (Core i5-10400F). Primary use case: Core i5-10400F targets Gaming. Direct competitor: Xeon w7-3455 rivals Threadripper PRO 7965WX; Core i5-10400F rivals Ryzen 5 3600.
| Feature | Xeon w7-3455 | Core i5-10400F |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | — |
| Unlocked | Yes | No |
| AVX-512 | Yes | No |
| Virtualization | true | VT-x, VT-d |
| Target Use | — | Gaming |
Value Analysis
The Xeon w7-3455 launched at $2489 MSRP, while the Core i5-10400F debuted at $160. At current prices ($2625 vs $102), the Core i5-10400F is $2523 cheaper. In terms of value (PassMark points per dollar), the Xeon w7-3455 delivers 20.9 pts/$ vs 127.7 pts/$ for the Core i5-10400F — making the Core i5-10400F the 143.7% better value option.
| Feature | Xeon w7-3455 | Core i5-10400F |
|---|---|---|
| MSRP | $2489 | $160-94% |
| Avg Price (30d) | $2625 | $102-96% |
| Performance per Dollar | 20.9 | 127.7+511% |
| Release Date | 2023 | 2020 |
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