Core i9-12900K vs M3 Max 16-Core
Core i9-12900K
M3 Max 16-Core
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 i9-12900K
Performance Per Dollar M3 Max 16-Core
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-12900K | M3 Max 16-Core |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($322) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Alder Lake, Golden Cove, Gracemont (2021) / 10 nm) | ✨ Modern (Legacy / 3 nm) |
💎 Value Proposition
| Insight | Core i9-12900K | M3 Max 16-Core |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($322) | ✅ 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 i9-12900K and M3 Max 16-Core
Core i9-12900K
The Core i9-12900K is manufactured by Intel. It was released in 4 November 2021 (4 years ago). It is based on the Alder Lake, Golden Cove, Gracemont (2021) architecture. It features 16 cores and 24 threads. Base frequency is 3.2 GHz, with boost up to 5.2 GHz. L3 cache: 30 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: LGA1700. Thermal design power (TDP): 125 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 41,180 points. Launch price was $589.
M3 Max 16-Core
The M3 Max 16-Core is manufactured by Apple. It was released in 30 October 2023 (2 years ago). It features 16 cores and 16 threads. Base frequency is 2.748 GHz, with boost up to 4.06 GHz. Built on 3 nm process technology. Socket: none. Memory support: LPDDR5, LPDDR5X. Passmark benchmark score: 41,257 points. Launch price was $499.
Processing Power
The Core i9-12900K packs 16 cores / 24 threads, matching the M3 Max 16-Core's 16 cores. Boost clocks reach 5.2 GHz on the Core i9-12900K versus 4.06 GHz on the M3 Max 16-Core — a 24.6% clock advantage for the Core i9-12900K (base: 3.2 GHz vs 2.748 GHz). The Core i9-12900K is built on the Alder Lake, Golden Cove, Gracemont (2021) architecture. In PassMark, the Core i9-12900K scores 41,180 against the M3 Max 16-Core's 41,257 — a 0.2% lead for the M3 Max 16-Core.
| Feature | Core i9-12900K | M3 Max 16-Core |
|---|---|---|
| Cores / Threads | 16 / 24 | 16 / 16 |
| Boost Clock | 5.2 GHz+28% | 4.06 GHz |
| Base Clock | 3.2 GHz+16% | 2.748 GHz |
| L3 Cache | 30 MB (total) | — |
| L2 Cache | 1.25 MB (per core) | — |
| Process | 10 nm | 3 nm-70% |
| Architecture | Alder Lake, Golden Cove, Gracemont (2021) | — |
| PassMark | 41,180 | 41,257 |
Memory & Platform
The Core i9-12900K uses the LGA1700 socket (PCIe 5.0), while the M3 Max 16-Core uses none (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Core i9-12900K versus 6400 on the M3 Max 16-Core — the M3 Max 16-Core supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 128 GB of RAM. Memory channels: 2 (Core i9-12900K) vs 4 (M3 Max 16-Core). PCIe lanes: 20 (Core i9-12900K) vs 0 (M3 Max 16-Core) — the Core i9-12900K offers 20 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel 600 series,Intel 700 series (Core i9-12900K) and Apple M3 (M3 Max 16-Core).
| Feature | Core i9-12900K | M3 Max 16-Core |
|---|---|---|
| Socket | LGA1700 | none |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-4800 | 6400+127900% |
| Max RAM Capacity | 128 GB+104857500% | 128 |
| RAM Channels | 2 | 4+100% |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 20 | 0 |
Advanced Features
Virtualization: not specified (Core i9-12900K) / VT-x, VT-d (macOS) (M3 Max 16-Core). Both include integrated graphics — Intel UHD Graphics 770 (Core i9-12900K) and Apple M3 Max GPU (40-core) (M3 Max 16-Core) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Direct competitor: M3 Max 16-Core rivals Core i9-13950HX.
| Feature | Core i9-12900K | M3 Max 16-Core |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Intel UHD Graphics 770 | Apple M3 Max GPU (40-core) |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d (macOS) |
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