Core i7-14700HX vs Xeon Platinum 8280M
Core i7-14700HX
Xeon Platinum 8280M
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 i7-14700HX
Performance Per Dollar Xeon Platinum 8280M
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-14700HX | Xeon Platinum 8280M |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($6,223) |
| Longevity | ✨ Modern (Raptor Lake-HX Refresh (2024) / Intel 7 nm) | ✨ Modern (Cascade Lake-SP (2018) / 14 nm) |
💎 Value Proposition
| Insight | Core i7-14700HX | Xeon Platinum 8280M |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($6,223) |
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 i7-14700HX and Xeon Platinum 8280M
Core i7-14700HX
The Core i7-14700HX is manufactured by Intel. It was released in 8 January 2024 (1 year ago). It is based on the Raptor Lake-HX Refresh (2024) architecture. It features 20 cores and 28 threads. Base frequency is 2.1 GHz, with boost up to 5.4 GHz. L3 cache: 33 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1964. Thermal design power (TDP): 55 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 37,173 points. Launch price was $499.
Xeon Platinum 8280M
The Xeon Platinum 8280M is manufactured by Intel. It was released in 11 December 2018 (6 years ago). It is based on the Cascade Lake-SP (2018) architecture. It features 28 cores and 56 threads. Base frequency is 2.7 GHz, with boost up to 4 GHz. L3 cache: 38.5 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2933. Passmark benchmark score: 37,665 points. Launch price was $13,012.
Processing Power
The Core i7-14700HX packs 20 cores / 28 threads, while the Xeon Platinum 8280M offers 28 cores / 56 threads — the Xeon Platinum 8280M has 8 more cores. Boost clocks reach 5.4 GHz on the Core i7-14700HX versus 4 GHz on the Xeon Platinum 8280M — a 29.8% clock advantage for the Core i7-14700HX (base: 2.1 GHz vs 2.7 GHz). The Core i7-14700HX uses the Raptor Lake-HX Refresh (2024) architecture (Intel 7 nm), while the Xeon Platinum 8280M uses Cascade Lake-SP (2018) (14 nm). In PassMark, the Core i7-14700HX scores 37,173 against the Xeon Platinum 8280M's 37,665 — a 1.3% lead for the Xeon Platinum 8280M. Geekbench 6 single-core — the metric most relevant to gaming — records 2,871 vs 1,214, a 81.1% lead for the Core i7-14700HX that directly translates to higher frame rates. Multi-core Geekbench: 17,358 vs 11,500 (40.6% advantage for the Core i7-14700HX). L3 cache: 33 MB (total) on the Core i7-14700HX vs 38.5 MB (total) on the Xeon Platinum 8280M.
| Feature | Core i7-14700HX | Xeon Platinum 8280M |
|---|---|---|
| Cores / Threads | 20 / 28 | 28 / 56+40% |
| Boost Clock | 5.4 GHz+35% | 4 GHz |
| Base Clock | 2.1 GHz | 2.7 GHz+29% |
| L3 Cache | 33 MB (total) | 38.5 MB (total)+17% |
| L2 Cache | 2 MB (per core)+100% | 1 MB (per core) |
| Process | Intel 7 nm-50% | 14 nm |
| Architecture | Raptor Lake-HX Refresh (2024) | Cascade Lake-SP (2018) |
| PassMark | 37,173 | 37,665+1% |
| Cinebench R23 Multi | — | 35,400 |
| Geekbench 6 Single | 2,871+136% | 1,214 |
| Geekbench 6 Multi | 17,358+51% | 11,500 |
Memory & Platform
The Core i7-14700HX uses the FCBGA1964 socket (PCIe 5.0), while the Xeon Platinum 8280M uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5600 on the Core i7-14700HX versus DDR4-2933 on the Xeon Platinum 8280M — the Core i7-14700HX supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Platinum 8280M supports up to 2048 GB of RAM compared to 192 GB — 165.7% more capacity for professional workloads. Memory channels: 2 (Core i7-14700HX) vs 6 (Xeon Platinum 8280M). PCIe lanes: 20 (Core i7-14700HX) vs 48 (Xeon Platinum 8280M) — the Xeon Platinum 8280M offers 28 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Mobile (Core i7-14700HX) and C621,C622,C624,C627,C628 (Xeon Platinum 8280M).
| Feature | Core i7-14700HX | Xeon Platinum 8280M |
|---|---|---|
| Socket | FCBGA1964 | LGA3647 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | DDR5-5600+25% | DDR4-2933 |
| Max RAM Capacity | 192 GB | 2048 GB+967% |
| RAM Channels | 2 | 6+200% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 20 | 48+140% |
Advanced Features
Only the Core i7-14700HX has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d (Core i7-14700HX) vs VT-x, VT-d, EPT (Xeon Platinum 8280M). The Core i7-14700HX includes integrated graphics (UHD Graphics), while the Xeon Platinum 8280M requires a dedicated GPU. Primary use case: Xeon Platinum 8280M targets High-end Server. Direct competitor: Xeon Platinum 8280M rivals EPYC 7742.
| Feature | Core i7-14700HX | Xeon Platinum 8280M |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | UHD Graphics | — |
| Unlocked | Yes | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d, EPT |
| Target Use | — | High-end Server |
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