Xeon Platinum 8280M vs M4 Pro (14 cores)
Xeon Platinum 8280M
M4 Pro (14 cores)
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 M4 Pro (14 cores)
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Platinum 8280M | M4 Pro (14 cores) |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($6,223) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Cascade Lake-SP (2018) / 14 nm) | ✨ Modern (Legacy / 3 nm) |
💎 Value Proposition
| Insight | Xeon Platinum 8280M | M4 Pro (14 cores) |
|---|---|---|
| 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 M4 Pro (14 cores)
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.
M4 Pro (14 cores)
The M4 Pro (14 cores) is manufactured by Apple. It was released in 30 October 2024 (1 year ago). It features 14 cores and 14 threads. Base frequency is 2.59 GHz, with boost up to 4.5 GHz. Built on 3 nm process technology. Socket: none. Thermal design power (TDP): 4 MB. Memory support: LPDDR5X. Passmark benchmark score: 38,127 points. Launch price was $499.
Processing Power
The Xeon Platinum 8280M packs 28 cores / 56 threads, while the M4 Pro (14 cores) offers 14 cores / 14 threads — the Xeon Platinum 8280M has 14 more cores. Boost clocks reach 4 GHz on the Xeon Platinum 8280M versus 4.5 GHz on the M4 Pro (14 cores) — a 11.8% clock advantage for the M4 Pro (14 cores) (base: 2.7 GHz vs 2.59 GHz). The Xeon Platinum 8280M is built on the Cascade Lake-SP (2018) architecture. In PassMark, the Xeon Platinum 8280M scores 37,665 against the M4 Pro (14 cores)'s 38,127 — a 1.2% lead for the M4 Pro (14 cores).
| Feature | Xeon Platinum 8280M | M4 Pro (14 cores) |
|---|---|---|
| Cores / Threads | 28 / 56+100% | 14 / 14 |
| Boost Clock | 4 GHz | 4.5 GHz+13% |
| Base Clock | 2.7 GHz+4% | 2.59 GHz |
| L3 Cache | 38.5 MB (total) | — |
| L2 Cache | 1 MB (per core) | — |
| Process | 14 nm | 3 nm-79% |
| Architecture | Cascade Lake-SP (2018) | — |
| PassMark | 37,665 | 38,127+1% |
| Cinebench R23 Multi | 35,400 | — |
| Geekbench 6 Single | 1,214 | — |
| Geekbench 6 Multi | 11,500 | — |
Memory & Platform
The Xeon Platinum 8280M uses the LGA3647 socket (PCIe 3.0), while the M4 Pro (14 cores) uses none (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2933 on the Xeon Platinum 8280M versus 8533 on the M4 Pro (14 cores) — the M4 Pro (14 cores) supports 199.8% 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 64 — 187.9% more capacity for professional workloads. Memory channels: 6 (Xeon Platinum 8280M) vs 0 (M4 Pro (14 cores)). PCIe lanes: 48 (Xeon Platinum 8280M) vs 0 (M4 Pro (14 cores)) — the Xeon Platinum 8280M offers 48 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C621,C622,C624,C627,C628 (Xeon Platinum 8280M) and Apple M4 (M4 Pro (14 cores)).
| Feature | Xeon Platinum 8280M | M4 Pro (14 cores) |
|---|---|---|
| Socket | LGA3647 | none |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | DDR4-2933 | 8533+213225% |
| Max RAM Capacity | 2048 GB+3355443100% | 64 |
| RAM Channels | 6 | 0 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 48 | 0 |
Advanced Features
Neither processor supports overclocking. Only the Xeon Platinum 8280M supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d, EPT (Xeon Platinum 8280M) vs VT-x, VT-d (macOS) (M4 Pro (14 cores)). The M4 Pro (14 cores) includes integrated graphics (Apple M4 Pro GPU (20-core)), 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; M4 Pro (14 cores) rivals Core Ultra 7 258V.
| Feature | Xeon Platinum 8280M | M4 Pro (14 cores) |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Apple M4 Pro GPU (20-core) |
| Unlocked | No | No |
| AVX-512 | Yes | No |
| Virtualization | VT-x, VT-d, EPT | VT-x, VT-d (macOS) |
| Target Use | High-end Server | — |
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