Core i7-12800HE vs Ryzen 9 5900X
Core i7-12800HE
Ryzen 9 5900X
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 i7-12800HE
Performance Per Dollar Ryzen 9 5900X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-12800HE | Ryzen 9 5900X |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($350) |
| Longevity | ✨ Modern (Alder Lake-H (2022) / 10 nm) | ✨ Modern (Vermeer (Zen3) (2020−2022) / 7 nm, 12 nm) |
💎 Value Proposition
| Insight | Core i7-12800HE | Ryzen 9 5900X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($350) |
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 i7-12800HE and Ryzen 9 5900X
Core i7-12800HE
The Core i7-12800HE is manufactured by Intel. It was released in Janeiro 2022 (3 years ago). It is based on the Alder Lake-H (2022) architecture. It features 14 cores and 20 threads. Base frequency is 2.4 GHz, with boost up to 4.6 GHz. L3 cache: 24 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 45 Watt. Memory support: DDR4, DDR5 Dual-channel. Passmark benchmark score: 26,096 points. Launch price was $299.
Ryzen 9 5900X
The Ryzen 9 5900X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen3) (2020−2022) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 GHz, with boost up to 4.8 GHz. L3 cache: 64 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4-3200. Passmark benchmark score: 38,955 points. Launch price was $549.
Processing Power
The Core i7-12800HE packs 14 cores / 20 threads, while the Ryzen 9 5900X offers 12 cores / 24 threads — the Core i7-12800HE has 2 more cores. Boost clocks reach 4.6 GHz on the Core i7-12800HE versus 4.8 GHz on the Ryzen 9 5900X — a 4.3% clock advantage for the Ryzen 9 5900X (base: 2.4 GHz vs 3.7 GHz). The Core i7-12800HE uses the Alder Lake-H (2022) architecture (10 nm), while the Ryzen 9 5900X uses Vermeer (Zen3) (2020−2022) (7 nm, 12 nm). In PassMark, the Core i7-12800HE scores 26,096 against the Ryzen 9 5900X's 38,955 — a 39.5% lead for the Ryzen 9 5900X. Geekbench 6 single-core — the metric most relevant to gaming — records 1,750 vs 2,174, a 21.6% lead for the Ryzen 9 5900X that directly translates to higher frame rates. Multi-core Geekbench: 12,200 vs 11,888 (2.6% advantage for the Core i7-12800HE). L3 cache: 24 MB (total) on the Core i7-12800HE vs 64 MB on the Ryzen 9 5900X.
| Feature | Core i7-12800HE | Ryzen 9 5900X |
|---|---|---|
| Cores / Threads | 14 / 20+17% | 12 / 24 |
| Boost Clock | 4.6 GHz | 4.8 GHz+4% |
| Base Clock | 2.4 GHz | 3.7 GHz+54% |
| L3 Cache | 24 MB (total) | 64 MB+167% |
| L2 Cache | 1.25 MB (per core)+150% | 512K (per core) |
| Process | 10 nm | 7 nm, 12 nm-30% |
| Architecture | Alder Lake-H (2022) | Vermeer (Zen3) (2020−2022) |
| PassMark | 26,096 | 38,955+49% |
| Cinebench R23 Multi | — | 21,000 |
| Geekbench 6 Single | 1,750 | 2,174+24% |
| Geekbench 6 Multi | 12,200+3% | 11,888 |
Memory & Platform
The Core i7-12800HE uses the FCBGA1744 socket (PCIe 5.0), while the Ryzen 9 5900X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Core i7-12800HE versus DDR4-3200 on the Ryzen 9 5900X — the Core i7-12800HE supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 9 5900X supports up to 128 GB of RAM compared to 64 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 28 (Core i7-12800HE) vs 24 (Ryzen 9 5900X) — the Core i7-12800HE offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Alder Lake-H (Core i7-12800HE) and A320,B350,X370,B450,X470,B550,X570 (Ryzen 9 5900X).
| Feature | Core i7-12800HE | Ryzen 9 5900X |
|---|---|---|
| Socket | FCBGA1744 | AM4 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-4800+25% | DDR4-3200 |
| Max RAM Capacity | 64 GB | 128 GB+100% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 28+17% | 24 |
Advanced Features
Only the Ryzen 9 5900X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: VT-x, VT-d (Core i7-12800HE) vs AMD-V (Ryzen 9 5900X). The Core i7-12800HE includes integrated graphics (Iris Xe Graphics), while the Ryzen 9 5900X requires a dedicated GPU. Primary use case: Core i7-12800HE targets Embedded, Ryzen 9 5900X targets Workstation. Direct competitor: Ryzen 9 5900X rivals Core i9-12900K.
| Feature | Core i7-12800HE | Ryzen 9 5900X |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Iris Xe Graphics | — |
| Unlocked | No | Yes |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d | AMD-V |
| Target Use | Embedded | Workstation |
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