Core i7-14700HX vs EPYC 7551P
Core i7-14700HX
EPYC 7551P
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 i7-14700HX
Performance Per Dollar EPYC 7551P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-14700HX | EPYC 7551P |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($329) |
| Longevity | ✨ Modern (Raptor Lake-HX Refresh (2024) / Intel 7 nm) | ✨ Modern (Naples (2017−2018) / 14 nm) |
💎 Value Proposition
| Insight | Core i7-14700HX | EPYC 7551P |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($329) |
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 i7-14700HX and EPYC 7551P
Core i7-14700HX
The Core i7-14700HX is manufactured by Intel. It was released in 8 January 2024 (1 year ago). It is based on the Raptor Lake-HX Refresh (2024) architecture. It features 20 cores and 28 threads. Base frequency is 2.1 GHz, with boost up to 5.4 GHz. L3 cache: 33 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1964. Thermal design power (TDP): 55 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 37,173 points. Launch price was $499.
EPYC 7551P
The EPYC 7551P 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 32 cores and 64 threads. Base frequency is 2 GHz, with boost up to 3 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: 38,111 points. Launch price was $2,100.
Processing Power
The Core i7-14700HX packs 20 cores / 28 threads, while the EPYC 7551P offers 32 cores / 64 threads — the EPYC 7551P has 12 more cores. Boost clocks reach 5.4 GHz on the Core i7-14700HX versus 3 GHz on the EPYC 7551P — a 57.1% clock advantage for the Core i7-14700HX (base: 2.1 GHz vs 2 GHz). The Core i7-14700HX uses the Raptor Lake-HX Refresh (2024) architecture (Intel 7 nm), while the EPYC 7551P uses Naples (2017−2018) (14 nm). In PassMark, the Core i7-14700HX scores 37,173 against the EPYC 7551P's 38,111 — a 2.5% lead for the EPYC 7551P. L3 cache: 33 MB (total) on the Core i7-14700HX vs 64 MB (total) on the EPYC 7551P.
| Feature | Core i7-14700HX | EPYC 7551P |
|---|---|---|
| Cores / Threads | 20 / 28 | 32 / 64+60% |
| Boost Clock | 5.4 GHz+80% | 3 GHz |
| Base Clock | 2.1 GHz+5% | 2 GHz |
| L3 Cache | 33 MB (total) | 64 MB (total)+94% |
| L2 Cache | 2 MB (per core)+300% | 512K (per core) |
| Process | Intel 7 nm-50% | 14 nm |
| Architecture | Raptor Lake-HX Refresh (2024) | Naples (2017−2018) |
| PassMark | 37,173 | 38,111+3% |
| Geekbench 6 Single | 2,871 | — |
| Geekbench 6 Multi | 17,358 | — |
Memory & Platform
The Core i7-14700HX uses the FCBGA1964 socket (PCIe 5.0), while the EPYC 7551P uses TR4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5600 on the Core i7-14700HX versus 2666 on the EPYC 7551P — the EPYC 7551P supports 199.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 7551P supports up to 2048 of RAM compared to 192 GB — 165.7% more capacity for professional workloads. Memory channels: 2 (Core i7-14700HX) vs 8 (EPYC 7551P). PCIe lanes: 20 (Core i7-14700HX) vs 128 (EPYC 7551P) — the EPYC 7551P offers 108 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Mobile (Core i7-14700HX) and SP3 (EPYC 7551P).
| Feature | Core i7-14700HX | EPYC 7551P |
|---|---|---|
| Socket | FCBGA1964 | TR4 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-5600 | 2666+53220% |
| Max RAM Capacity | 192 GB+9830300% | 2048 |
| RAM Channels | 2 | 8+300% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 20 | 128+540% |
Advanced Features
Only the Core i7-14700HX has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d (Core i7-14700HX) vs AMD-V, IOMMU (EPYC 7551P). The Core i7-14700HX includes integrated graphics (UHD Graphics), while the EPYC 7551P requires a dedicated GPU. Direct competitor: EPYC 7551P rivals Xeon Platinum 8160.
| Feature | Core i7-14700HX | EPYC 7551P |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | UHD Graphics | None |
| Unlocked | Yes | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | AMD-V, IOMMU |
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