Xeon Gold 6438Y+ vs Xeon Platinum 8454H
Xeon Gold 6438Y+
Xeon Platinum 8454H
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 Gold 6438Y+
Performance Per Dollar Xeon Platinum 8454H
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6438Y+ | Xeon Platinum 8454H |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($389) | ⚠️ Higher cost ($6,540) |
| Longevity | ✨ Modern (Sapphire Rapids (2023−2024) / 10 nm) | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6438Y+ | Xeon Platinum 8454H |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+1590%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($389) | ⚠️ Higher cost ($6,540) |
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 Gold 6438Y+ and Xeon Platinum 8454H
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.
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.
Processing Power
Both the Xeon Gold 6438Y+ and Xeon Platinum 8454H share an identical 32-core/64-thread configuration. Boost clocks reach 4 GHz on the Xeon Gold 6438Y+ versus 3.4 GHz on the Xeon Platinum 8454H — a 16.2% clock advantage for the Xeon Gold 6438Y+ (base: 2 GHz vs 2.1 GHz). Both are built on the Sapphire Rapids (2023−2024) architecture using a 10 nm process. In PassMark, the Xeon Gold 6438Y+ scores 62,660 against the Xeon Platinum 8454H's 62,347 — a 0.5% lead for the Xeon Gold 6438Y+. L3 cache: 60 MB on the Xeon Gold 6438Y+ vs 82.5 MB on the Xeon Platinum 8454H.
| Feature | Xeon Gold 6438Y+ | Xeon Platinum 8454H |
|---|---|---|
| Cores / Threads | 32 / 64 | 32 / 64 |
| Boost Clock | 4 GHz+18% | 3.4 GHz |
| Base Clock | 2 GHz | 2.1 GHz+5% |
| L3 Cache | 60 MB | 82.5 MB+38% |
| L2 Cache | 2 MB (per core) | 2 MB (per core) |
| Process | 10 nm | Intel 7 nm-30% |
| Architecture | Sapphire Rapids (2023−2024) | Sapphire Rapids (2023−2024) |
| PassMark | 62,660 | 62,347 |
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 Gold 6438Y+) and C741 (Xeon Platinum 8454H).
| Feature | Xeon Gold 6438Y+ | Xeon Platinum 8454H |
|---|---|---|
| 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 Gold 6438Y+ rivals EPYC 9354; Xeon Platinum 8454H rivals EPYC 9354.
| Feature | Xeon Gold 6438Y+ | Xeon Platinum 8454H |
|---|---|---|
| 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 Gold 6438Y+ launched at $2607 MSRP, while the Xeon Platinum 8454H debuted at $6540.
| Feature | Xeon Gold 6438Y+ | Xeon Platinum 8454H |
|---|---|---|
| MSRP | $2607-60% | $6540 |
| Avg Price (30d) | $389 | — |
| Release Date | 2023 | 2023 |
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