Xeon Platinum 8280M vs Core i7-14700HX
Xeon Platinum 8280M
Core i7-14700HX
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 Platinum 8280M
Performance Per Dollar Core i7-14700HX
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Platinum 8280M | Core i7-14700HX |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($6,223) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Cascade Lake-SP (2018) / 14 nm) | ✨ Modern (Raptor Lake-HX Refresh (2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Xeon Platinum 8280M | Core i7-14700HX |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($6,223) | ✅ 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 Xeon Platinum 8280M and Core i7-14700HX
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.
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.
Processing Power
The Xeon Platinum 8280M packs 28 cores / 56 threads, while the Core i7-14700HX offers 20 cores / 28 threads — the Xeon Platinum 8280M has 8 more cores. Boost clocks reach 4 GHz on the Xeon Platinum 8280M versus 5.4 GHz on the Core i7-14700HX — a 29.8% clock advantage for the Core i7-14700HX (base: 2.7 GHz vs 2.1 GHz). The Xeon Platinum 8280M uses the Cascade Lake-SP (2018) architecture (14 nm), while the Core i7-14700HX uses Raptor Lake-HX Refresh (2024) (Intel 7 nm). In PassMark, the Xeon Platinum 8280M scores 37,665 against the Core i7-14700HX's 37,173 — a 1.3% lead for the Xeon Platinum 8280M. Geekbench 6 single-core — the metric most relevant to gaming — records 1,214 vs 2,871, a 81.1% lead for the Core i7-14700HX that directly translates to higher frame rates. Multi-core Geekbench: 11,500 vs 17,358 (40.6% advantage for the Core i7-14700HX). L3 cache: 38.5 MB (total) on the Xeon Platinum 8280M vs 33 MB (total) on the Core i7-14700HX.
| Feature | Xeon Platinum 8280M | Core i7-14700HX |
|---|---|---|
| Cores / Threads | 28 / 56+40% | 20 / 28 |
| Boost Clock | 4 GHz | 5.4 GHz+35% |
| Base Clock | 2.7 GHz+29% | 2.1 GHz |
| L3 Cache | 38.5 MB (total)+17% | 33 MB (total) |
| L2 Cache | 1 MB (per core) | 2 MB (per core)+100% |
| Process | 14 nm | Intel 7 nm-50% |
| Architecture | Cascade Lake-SP (2018) | Raptor Lake-HX Refresh (2024) |
| PassMark | 37,665+1% | 37,173 |
| Cinebench R23 Multi | 35,400 | — |
| Geekbench 6 Single | 1,214 | 2,871+136% |
| Geekbench 6 Multi | 11,500 | 17,358+51% |
Memory & Platform
The Xeon Platinum 8280M uses the LGA3647 socket (PCIe 3.0), while the Core i7-14700HX uses FCBGA1964 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2933 on the Xeon Platinum 8280M versus DDR5-5600 on the Core i7-14700HX — 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: 6 (Xeon Platinum 8280M) vs 2 (Core i7-14700HX). PCIe lanes: 48 (Xeon Platinum 8280M) vs 20 (Core i7-14700HX) — the Xeon Platinum 8280M offers 28 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C621,C622,C624,C627,C628 (Xeon Platinum 8280M) and Mobile (Core i7-14700HX).
| Feature | Xeon Platinum 8280M | Core i7-14700HX |
|---|---|---|
| Socket | LGA3647 | FCBGA1964 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0+67% |
| Max RAM Speed | DDR4-2933 | DDR5-5600+25% |
| Max RAM Capacity | 2048 GB+967% | 192 GB |
| RAM Channels | 6+200% | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 48+140% | 20 |
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, EPT (Xeon Platinum 8280M) vs VT-x, VT-d (Core i7-14700HX). 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 | Xeon Platinum 8280M | Core i7-14700HX |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | UHD Graphics |
| Unlocked | No | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d, EPT | VT-x, VT-d |
| Target Use | High-end Server | — |
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