Xeon Platinum 8454H vs Xeon Gold 6438Y+
Xeon Platinum 8454H
Xeon Gold 6438Y+
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 Gold 6438Y+
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Platinum 8454H | Xeon Gold 6438Y+ |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($6,540) | ✅ More affordable ($389) |
| Longevity | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) | ✨ Modern (Sapphire Rapids (2023−2024) / 10 nm) |
💎 Value Proposition
| Insight | Xeon Platinum 8454H | Xeon Gold 6438Y+ |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+1590%) |
| Upfront Cost | ⚠️ Higher cost ($6,540) | ✅ More affordable ($389) |
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 Gold 6438Y+
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 Gold 6438Y+
The Xeon Gold 6438Y+ 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 GHz, with boost up to 4 GHz. L3 cache: 60 MB. L2 cache: 2 MB (per core). Built on 10 nm process technology. Socket: LGA4677. Thermal design power (TDP): 205 Watt. Memory support: DDR5-4800. Passmark benchmark score: 62,660 points. Launch price was $3,141.
Processing Power
Both the Xeon Platinum 8454H and Xeon Gold 6438Y+ share an identical 32-core/64-thread configuration. Boost clocks reach 3.4 GHz on the Xeon Platinum 8454H versus 4 GHz on the Xeon Gold 6438Y+ — a 16.2% clock advantage for the Xeon Gold 6438Y+ (base: 2.1 GHz vs 2 GHz). Both are built on the Sapphire Rapids (2023−2024) architecture using a Intel 7 nm process. In PassMark, the Xeon Platinum 8454H scores 62,347 against the Xeon Gold 6438Y+'s 62,660 — a 0.5% lead for the Xeon Gold 6438Y+. L3 cache: 82.5 MB on the Xeon Platinum 8454H vs 60 MB on the Xeon Gold 6438Y+.
| Feature | Xeon Platinum 8454H | Xeon Gold 6438Y+ |
|---|---|---|
| Cores / Threads | 32 / 64 | 32 / 64 |
| Boost Clock | 3.4 GHz | 4 GHz+18% |
| Base Clock | 2.1 GHz+5% | 2 GHz |
| L3 Cache | 82.5 MB+38% | 60 MB |
| L2 Cache | 2 MB (per core) | 2 MB (per core) |
| Process | Intel 7 nm-30% | 10 nm |
| Architecture | Sapphire Rapids (2023−2024) | Sapphire Rapids (2023−2024) |
| PassMark | 62,347 | 62,660 |
Memory & Platform
Both processors use the LGA4677 socket with PCIe 5.0. Both support up to 4800 memory speed. Both support up to 4096 of RAM. Both feature 8-channel memory with ECC support. Both provide 80 PCIe lanes. Chipset compatibility: C741 (Xeon Platinum 8454H) and C741 (Xeon Gold 6438Y+).
| Feature | Xeon Platinum 8454H | Xeon Gold 6438Y+ |
|---|---|---|
| Socket | LGA4677 | LGA4677 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | 4800 | 4800 |
| Max RAM Capacity | 4096 | 4096 |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 80 | 80 |
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. Direct competitor: Xeon Platinum 8454H rivals EPYC 9354; Xeon Gold 6438Y+ rivals EPYC 9354.
| Feature | Xeon Platinum 8454H | Xeon Gold 6438Y+ |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
Value Analysis
The Xeon Platinum 8454H launched at $6540 MSRP, while the Xeon Gold 6438Y+ debuted at $2607.
| Feature | Xeon Platinum 8454H | Xeon Gold 6438Y+ |
|---|---|---|
| MSRP | $6540 | $2607-60% |
| Avg Price (30d) | — | $389 |
| Release Date | 2023 | 2023 |
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