Xeon Platinum 8454H vs Xeon 6520P
Xeon Platinum 8454H
Xeon 6520P
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 8454H
Performance Per Dollar Xeon 6520P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Platinum 8454H | Xeon 6520P |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($6,540) | ✅ More affordable ($1,295) |
| Longevity | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) | ✨ Modern (Granite Rapids (2024−2025) / Intel 3 nm) |
💎 Value Proposition
| Insight | Xeon Platinum 8454H | Xeon 6520P |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+418%) |
| Upfront Cost | ⚠️ Higher cost ($6,540) | ✅ More affordable ($1,295) |
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 8454H and Xeon 6520P
Xeon Platinum 8454H
The Xeon Platinum 8454H is manufactured by Intel. It was released in 10 January 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 32 cores and 64 threads. Base frequency is 2.1 GHz, with boost up to 3.4 GHz. L3 cache: 82.5 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, DDR5-4400. Passmark benchmark score: 62,347 points. Launch price was $6,540.
Xeon 6520P
The Xeon 6520P is manufactured by Intel. It was released in 24 February 2025 (less than a year ago). It is based on the Granite Rapids (2024−2025) architecture. It features 24 cores and 48 threads. Base frequency is 2.4 GHz, with boost up to 4 GHz. L3 cache: 144 MB (total). L2 cache: 2 MB (per core). Built on Intel 3 nm process technology. Socket: LGA4710. Thermal design power (TDP): 210 Watt. Memory support: DDR5(6400MT/s). Passmark benchmark score: 64,010 points. Launch price was $1,295.
Processing Power
The Xeon Platinum 8454H packs 32 cores / 64 threads, while the Xeon 6520P offers 24 cores / 48 threads — the Xeon Platinum 8454H has 8 more cores. Boost clocks reach 3.4 GHz on the Xeon Platinum 8454H versus 4 GHz on the Xeon 6520P — a 16.2% clock advantage for the Xeon 6520P (base: 2.1 GHz vs 2.4 GHz). The Xeon Platinum 8454H uses the Sapphire Rapids (2023−2024) architecture (Intel 7 nm), while the Xeon 6520P uses Granite Rapids (2024−2025) (Intel 3 nm). In PassMark, the Xeon Platinum 8454H scores 62,347 against the Xeon 6520P's 64,010 — a 2.6% lead for the Xeon 6520P. L3 cache: 82.5 MB on the Xeon Platinum 8454H vs 144 MB (total) on the Xeon 6520P.
| Feature | Xeon Platinum 8454H | Xeon 6520P |
|---|---|---|
| Cores / Threads | 32 / 64+33% | 24 / 48 |
| Boost Clock | 3.4 GHz | 4 GHz+18% |
| Base Clock | 2.1 GHz | 2.4 GHz+14% |
| L3 Cache | 82.5 MB | 144 MB (total)+75% |
| L2 Cache | 2 MB (per core) | 2 MB (per core) |
| Process | Intel 7 nm | Intel 3 nm-57% |
| Architecture | Sapphire Rapids (2023−2024) | Granite Rapids (2024−2025) |
| PassMark | 62,347 | 64,010+3% |
| Geekbench 6 Single | — | 1,900 |
| Geekbench 6 Multi | — | 25,000 |
Memory & Platform
The Xeon Platinum 8454H uses the LGA4677 socket (PCIe 5.0), while the Xeon 6520P uses LGA4710 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Xeon Platinum 8454H versus DDR5-6400 on the Xeon 6520P — the Xeon Platinum 8454H supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Platinum 8454H supports up to 4096 of RAM compared to 4 TB — 199.6% more capacity for professional workloads. Both feature 8-channel memory with ECC support. PCIe lanes: 80 (Xeon Platinum 8454H) vs 88 (Xeon 6520P) — the Xeon 6520P offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C741 (Xeon Platinum 8454H) and FCLGA4710 (Xeon 6520P).
| Feature | Xeon Platinum 8454H | Xeon 6520P |
|---|---|---|
| Socket | LGA4677 | LGA4710 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | 4800+95900% | DDR5-6400 |
| Max RAM Capacity | 4096 | 4 TB+104857500% |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 80 | 88+10% |
Advanced Features
Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Both support VT-x, VT-d virtualization. Primary use case: Xeon 6520P targets Server. Direct competitor: Xeon Platinum 8454H rivals EPYC 9354; Xeon 6520P rivals EPYC 9254.
| Feature | Xeon Platinum 8454H | Xeon 6520P |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
| Target Use | — | Server |
Value Analysis
The Xeon Platinum 8454H launched at $6540 MSRP, while the Xeon 6520P debuted at $1295.
| Feature | Xeon Platinum 8454H | Xeon 6520P |
|---|---|---|
| MSRP | $6540 | $1295-80% |
| Avg Price (30d) | — | $1295 |
| Release Date | 2023 | 2025 |
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