Core i7-12700K vs Athlon PRO 3045B
Core i7-12700K
Athlon PRO 3045B
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 i7-12700K
Performance Per Dollar Athlon PRO 3045B
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-12700K | Athlon PRO 3045B |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($285) | ✅ More affordable ($180) |
| Longevity | ✨ Modern (Alder Lake, Golden Cove, Gracemont (2021) / 10 nm) | ✨ Modern (Dali (2020−2021) / 14 nm) |
💎 Value Proposition
| Insight | Core i7-12700K | Athlon PRO 3045B |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+683%) | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($285) | ✅ More affordable ($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 Core i7-12700K and Athlon PRO 3045B
Core i7-12700K
The Core i7-12700K 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 12 cores and 20 threads. Base frequency is 3.6 GHz, with boost up to 5 GHz. L3 cache: 25 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: 34,347 points. Launch price was $409.
Athlon PRO 3045B
The Athlon PRO 3045B is manufactured by AMD. It was released in 2009-01-01. It is based on the Dali (2020−2021) architecture. It features 2 cores and 4 threads. Base frequency is 2.3 GHz, with boost up to 3.2 GHz. L3 cache: 4 MB (total). L2 cache: 512 kB (per core). Built on 14 nm process technology. Socket: FP5. Thermal design power (TDP): 15 Watt. Memory support: DDR4. Passmark benchmark score: 2,770 points. Launch price was $149.
Processing Power
The Core i7-12700K packs 12 cores / 20 threads, while the Athlon PRO 3045B offers 2 cores / 4 threads — the Core i7-12700K has 10 more cores. Boost clocks reach 5 GHz on the Core i7-12700K versus 3.2 GHz on the Athlon PRO 3045B — a 43.9% clock advantage for the Core i7-12700K (base: 3.6 GHz vs 2.3 GHz). The Core i7-12700K uses the Alder Lake, Golden Cove, Gracemont (2021) architecture (10 nm), while the Athlon PRO 3045B uses Dali (2020−2021) (14 nm). In PassMark, the Core i7-12700K scores 34,347 against the Athlon PRO 3045B's 2,770 — a 170.1% lead for the Core i7-12700K. L3 cache: 25 MB (total) on the Core i7-12700K vs 4 MB (total) on the Athlon PRO 3045B.
| Feature | Core i7-12700K | Athlon PRO 3045B |
|---|---|---|
| Cores / Threads | 12 / 20+500% | 2 / 4 |
| Boost Clock | 5 GHz+56% | 3.2 GHz |
| Base Clock | 3.6 GHz+57% | 2.3 GHz |
| L3 Cache | 25 MB (total)+525% | 4 MB (total) |
| L2 Cache | 1.25 MB (per core)+150% | 512 kB (per core) |
| Process | 10 nm-29% | 14 nm |
| Architecture | Alder Lake, Golden Cove, Gracemont (2021) | Dali (2020−2021) |
| PassMark | 34,347+1140% | 2,770 |
Memory & Platform
The Core i7-12700K uses the LGA1700 socket (PCIe 5.0), while the Athlon PRO 3045B uses FP5 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Core i7-12700K versus DDR4-2400 on the Athlon PRO 3045B — the Core i7-12700K supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i7-12700K supports up to 128 of RAM compared to 32 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i7-12700K) vs 8 (Athlon PRO 3045B) — the Core i7-12700K offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z690,B660 (Core i7-12700K) and AMD FP5 (Athlon PRO 3045B).
| Feature | Core i7-12700K | Athlon PRO 3045B |
|---|---|---|
| Socket | LGA1700 | FP5 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | 4800+119900% | DDR4-2400 |
| Max RAM Capacity | 128 | 32 GB+26214300% |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 20+150% | 8 |
Advanced Features
Virtualization: VT-x, VT-d (Core i7-12700K) / not specified (Athlon PRO 3045B). Both include integrated graphics — Intel UHD Graphics 770 (Core i7-12700K) and AMD Radeon Vega 3 (Athlon PRO 3045B) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Direct competitor: Core i7-12700K rivals Ryzen 7 5800X.
| Feature | Core i7-12700K | Athlon PRO 3045B |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Intel UHD Graphics 770 | AMD Radeon Vega 3 |
| Unlocked | Yes | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d | — |
Value Analysis
The Core i7-12700K launched at $409 MSRP, while the Athlon PRO 3045B debuted at $426. At current prices ($285 vs $180), the Athlon PRO 3045B is $105 cheaper. In terms of value (PassMark points per dollar), the Core i7-12700K delivers 120.5 pts/$ vs 15.4 pts/$ for the Athlon PRO 3045B — making the Core i7-12700K the 154.7% better value option.
| Feature | Core i7-12700K | Athlon PRO 3045B |
|---|---|---|
| MSRP | $409-4% | $426 |
| Avg Price (30d) | $285 | $180-37% |
| Performance per Dollar | 120.5+682% | 15.4 |
| Release Date | 2021 | 2021 |
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