Xeon Gold 5515+ vs EPYC 7451
Xeon Gold 5515+
EPYC 7451
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 5515+
Performance Per Dollar EPYC 7451
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 5515+ | EPYC 7451 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Emerald Rapids (2023) / 10 nm) | ✨ Modern (Naples (2017−2018) / 14 nm) |
💎 Value Proposition
| Insight | Xeon Gold 5515+ | EPYC 7451 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 5515+ and EPYC 7451
Xeon Gold 5515+
The Xeon Gold 5515+ is manufactured by Intel. It was released in 14 December 2023 (1 year ago). It is based on the Emerald Rapids (2023) architecture. It features 8 cores and 16 threads. Base frequency is 3.2 GHz, with boost up to 4.1 GHz. L3 cache: 22.5 MB (total). L2 cache: 2 MB (per core). Built on 10 nm process technology. Socket: LGA4677. Thermal design power (TDP): 165 Watt. Memory support: DDR5. Passmark benchmark score: 26,359 points. Launch price was $1,099.
EPYC 7451
The EPYC 7451 is manufactured by AMD. It was released in 29 June 2017 (8 years ago). It is based on the Naples (2017−2018) architecture. It features 24 cores and 48 threads. Base frequency is 2.3 GHz, with boost up to 3.2 GHz. L3 cache: 64 MB (total). L2 cache: 512K (per core). Built on 14 nm process technology. Socket: TR4. Thermal design power (TDP): 180 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 26,639 points. Launch price was $2,400.
Processing Power
The Xeon Gold 5515+ packs 8 cores / 16 threads, while the EPYC 7451 offers 24 cores / 48 threads — the EPYC 7451 has 16 more cores. Boost clocks reach 4.1 GHz on the Xeon Gold 5515+ versus 3.2 GHz on the EPYC 7451 — a 24.7% clock advantage for the Xeon Gold 5515+ (base: 3.2 GHz vs 2.3 GHz). The Xeon Gold 5515+ uses the Emerald Rapids (2023) architecture (10 nm), while the EPYC 7451 uses Naples (2017−2018) (14 nm). In PassMark, the Xeon Gold 5515+ scores 26,359 against the EPYC 7451's 26,639 — a 1.1% lead for the EPYC 7451. L3 cache: 22.5 MB (total) on the Xeon Gold 5515+ vs 64 MB (total) on the EPYC 7451.
| Feature | Xeon Gold 5515+ | EPYC 7451 |
|---|---|---|
| Cores / Threads | 8 / 16 | 24 / 48+200% |
| Boost Clock | 4.1 GHz+28% | 3.2 GHz |
| Base Clock | 3.2 GHz+39% | 2.3 GHz |
| L3 Cache | 22.5 MB (total) | 64 MB (total)+184% |
| L2 Cache | 2 MB (per core)+300% | 512K (per core) |
| Process | 10 nm-29% | 14 nm |
| Architecture | Emerald Rapids (2023) | Naples (2017−2018) |
| PassMark | 26,359 | 26,639+1% |
Memory & Platform
The Xeon Gold 5515+ uses the LGA4677 socket (PCIe 4.0), while the EPYC 7451 uses TR4 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Xeon Gold 5515+ | EPYC 7451 |
|---|---|---|
| Socket | LGA4677 | TR4 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
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