EPYC 7451 vs Core Ultra 5 225T
EPYC 7451
Core Ultra 5 225T
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 EPYC 7451
Performance Per Dollar Core Ultra 5 225T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 7451 | Core Ultra 5 225T |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($180) |
| Longevity | ✨ Modern (Naples (2017−2018) / 14 nm) | ✨ Modern (Arrow Lake-S (2024−2025) / 3 nm) |
💎 Value Proposition
| Insight | EPYC 7451 | Core Ultra 5 225T |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($180) |
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 EPYC 7451 and Core Ultra 5 225T
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.
Core Ultra 5 225T
The Core Ultra 5 225T is manufactured by Intel. It was released in Janeiro 2025 (recentemente). It is based on the Arrow Lake-S (2024−2025) architecture. It features 10 cores and 10 threads. Base frequency is 2.5 GHz, with boost up to 4.9 GHz. L3 cache: 20 MB (total). L2 cache: 3 MB (per core). Built on 3 nm process technology. Socket: LGA1851. Thermal design power (TDP): 65 Watt. Memory support: DDR5-6400. Passmark benchmark score: 26,874 points. Launch price was $299.
Processing Power
The EPYC 7451 packs 24 cores / 48 threads, while the Core Ultra 5 225T offers 10 cores / 10 threads — the EPYC 7451 has 14 more cores. Boost clocks reach 3.2 GHz on the EPYC 7451 versus 4.9 GHz on the Core Ultra 5 225T — a 42% clock advantage for the Core Ultra 5 225T (base: 2.3 GHz vs 2.5 GHz). The EPYC 7451 uses the Naples (2017−2018) architecture (14 nm), while the Core Ultra 5 225T uses Arrow Lake-S (2024−2025) (3 nm). In PassMark, the EPYC 7451 scores 26,639 against the Core Ultra 5 225T's 26,874 — a 0.9% lead for the Core Ultra 5 225T. L3 cache: 64 MB (total) on the EPYC 7451 vs 20 MB (total) on the Core Ultra 5 225T.
| Feature | EPYC 7451 | Core Ultra 5 225T |
|---|---|---|
| Cores / Threads | 24 / 48+140% | 10 / 10 |
| Boost Clock | 3.2 GHz | 4.9 GHz+53% |
| Base Clock | 2.3 GHz | 2.5 GHz+9% |
| L3 Cache | 64 MB (total)+220% | 20 MB (total) |
| L2 Cache | 512K (per core) | 3 MB (per core)+500% |
| Process | 14 nm | 3 nm-79% |
| Architecture | Naples (2017−2018) | Arrow Lake-S (2024−2025) |
| PassMark | 26,639 | 26,874 |
| Geekbench 6 Single | — | 2,677 |
| Geekbench 6 Multi | — | 8,943 |
Memory & Platform
The EPYC 7451 uses the TR4 socket (PCIe 4.0), while the Core Ultra 5 225T uses LGA1851 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | EPYC 7451 | Core Ultra 5 225T |
|---|---|---|
| Socket | TR4 | LGA1851 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | — | DDR5-6400 |
| Max RAM Capacity | — | 256 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 24 |
Advanced Features
Virtualization: not specified (EPYC 7451) / VT-x, VT-d (Core Ultra 5 225T). The Core Ultra 5 225T includes integrated graphics (Arc Graphics (16EU)), while the EPYC 7451 requires a dedicated GPU. Primary use case: Core Ultra 5 225T targets Budget. Direct competitor: Core Ultra 5 225T rivals Ryzen 5 9600X.
| Feature | EPYC 7451 | Core Ultra 5 225T |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Arc Graphics (16EU) |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d |
| Target Use | — | Budget |
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