Core i7-14701E vs EPYC 7451
Core i7-14701E
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 Core i7-14701E
Performance Per Dollar EPYC 7451
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-14701E | EPYC 7451 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($380) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Raptor Lake-R (2023−2025) / 10 nm) | ✨ Modern (Naples (2017−2018) / 14 nm) |
💎 Value Proposition
| Insight | Core i7-14701E | EPYC 7451 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($380) | ✅ More affordable ($0) |
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 Core i7-14701E and EPYC 7451
Core i7-14701E
The Core i7-14701E is manufactured by Intel. It was released in Julho 2024 (1 year ago). It is based on the Raptor Lake-R (2023−2025) architecture. It features 8 cores and 16 threads. Base frequency is 2.6 GHz, with boost up to 5.4 GHz. L3 cache: 33 MB (total). L2 cache: 2 MB (per core). Built on 10 nm process technology. Socket: LGA1700. Thermal design power (TDP): 65 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 26,146 points. Launch price was $299.
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 Core i7-14701E packs 8 cores / 16 threads, while the EPYC 7451 offers 24 cores / 48 threads — the EPYC 7451 has 16 more cores. Boost clocks reach 5.4 GHz on the Core i7-14701E versus 3.2 GHz on the EPYC 7451 — a 51.2% clock advantage for the Core i7-14701E (base: 2.6 GHz vs 2.3 GHz). The Core i7-14701E uses the Raptor Lake-R (2023−2025) architecture (10 nm), while the EPYC 7451 uses Naples (2017−2018) (14 nm). In PassMark, the Core i7-14701E scores 26,146 against the EPYC 7451's 26,639 — a 1.9% lead for the EPYC 7451. L3 cache: 33 MB (total) on the Core i7-14701E vs 64 MB (total) on the EPYC 7451.
| Feature | Core i7-14701E | EPYC 7451 |
|---|---|---|
| Cores / Threads | 8 / 16 | 24 / 48+200% |
| Boost Clock | 5.4 GHz+69% | 3.2 GHz |
| Base Clock | 2.6 GHz+13% | 2.3 GHz |
| L3 Cache | 33 MB (total) | 64 MB (total)+94% |
| L2 Cache | 2 MB (per core)+300% | 512K (per core) |
| Process | 10 nm-29% | 14 nm |
| Architecture | Raptor Lake-R (2023−2025) | Naples (2017−2018) |
| PassMark | 26,146 | 26,639+2% |
| Geekbench 6 Single | 2,781 | — |
Memory & Platform
The Core i7-14701E uses the LGA1700 socket (PCIe 5.0), while the EPYC 7451 uses TR4 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Core i7-14701E | EPYC 7451 |
|---|---|---|
| Socket | LGA1700 | TR4 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-5600 | — |
| Max RAM Capacity | 192 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ✅ | — |
| PCIe Lanes | 20 | — |
Advanced Features
Virtualization: VT-x, VT-d, EPT (Core i7-14701E) / not specified (EPYC 7451). The Core i7-14701E includes integrated graphics (UHD Graphics 770), while the EPYC 7451 requires a dedicated GPU. Primary use case: Core i7-14701E targets Embedded/Industrial. Direct competitor: Core i7-14701E rivals Ryzen Embedded 8000.
| Feature | Core i7-14701E | EPYC 7451 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | UHD Graphics 770 | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d, EPT | — |
| Target Use | Embedded/Industrial | — |
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