FX-4100 vs Core i5-13600K
FX-4100
Core i5-13600K
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. The FX-4100 is positioned at rank #728 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. 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 FX-4100
Performance Per Dollar Core i5-13600K
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | FX-4100 | Core i5-13600K |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($20) | ⚠️ Higher cost ($319) |
| Longevity | 🛑 Legacy (Zambezi (2011−2012) / 32 nm) | ✨ Modern (Raptor Lake, Raptor Cove, Gracemont (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | FX-4100 | Core i5-13600K |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+11%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($20) | ⚠️ Higher cost ($319) |
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 FX-4100 and Core i5-13600K
FX-4100
The FX-4100 is manufactured by AMD. It was released in 12 October 2011 (14 years ago). It is based on the Zambezi (2011−2012) architecture. It features 4 cores and 4 threads. Base frequency is 3.6 GHz, with boost up to 3.8 GHz. L3 cache: 8192 kB. L2 cache: 4096 kB. Built on 32 nm process technology. Socket: AM3+. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 2,630 points. Launch price was $69.
Core i5-13600K
The Core i5-13600K is manufactured by Intel. It was released in 27 September 2022 (3 years ago). It is based on the Raptor Lake, Raptor Cove, Gracemont (2022) architecture. It features 14 cores and 20 threads. Base frequency is 3.5 GHz, with boost up to 5.1 GHz. L3 cache: 24 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 125 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 37,655 points. Launch price was $319.
Processing Power
The FX-4100 packs 4 cores / 4 threads, while the Core i5-13600K offers 14 cores / 20 threads — the Core i5-13600K has 10 more cores. Boost clocks reach 3.8 GHz on the FX-4100 versus 5.1 GHz on the Core i5-13600K — a 29.2% clock advantage for the Core i5-13600K (base: 3.6 GHz vs 3.5 GHz). The FX-4100 uses the Zambezi (2011−2012) architecture (32 nm), while the Core i5-13600K uses Raptor Lake, Raptor Cove, Gracemont (2022) (Intel 7 nm). In PassMark, the FX-4100 scores 2,630 against the Core i5-13600K's 37,655 — a 173.9% lead for the Core i5-13600K. L3 cache: 8192 kB on the FX-4100 vs 24 MB on the Core i5-13600K.
| Feature | FX-4100 | Core i5-13600K |
|---|---|---|
| Cores / Threads | 4 / 4 | 14 / 20+250% |
| Boost Clock | 3.8 GHz | 5.1 GHz+34% |
| Base Clock | 3.6 GHz+3% | 3.5 GHz |
| L3 Cache | 8192 kB | 24 MB+200% |
| L2 Cache | 4096 kB+100% | 2 MB (per core) |
| Process | 32 nm | Intel 7 nm-78% |
| Architecture | Zambezi (2011−2012) | Raptor Lake, Raptor Cove, Gracemont (2022) |
| PassMark | 2,630 | 37,655+1332% |
Memory & Platform
The FX-4100 uses the AM3+ socket (PCIe 2.0), while the Core i5-13600K uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | FX-4100 | Core i5-13600K |
|---|---|---|
| Socket | AM3+ | LGA1700 |
| PCIe Generation | PCIe 2.0 | PCIe 5.0+150% |
| Max RAM Speed | — | DDR5-5600 |
| Max RAM Capacity | — | 192 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 20 |
Advanced Features
Virtualization: not specified (FX-4100) / VT-x, VT-d (Core i5-13600K). The Core i5-13600K includes integrated graphics (UHD Graphics 770), while the FX-4100 requires a dedicated GPU. Primary use case: Core i5-13600K targets Desktop.
| Feature | FX-4100 | Core i5-13600K |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | UHD Graphics 770 |
| Unlocked | — | Yes |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d |
| Target Use | — | Desktop |
Value Analysis
The FX-4100 launched at $115 MSRP, while the Core i5-13600K debuted at $329. At current prices ($20 vs $319), the FX-4100 is $299 cheaper. In terms of value (PassMark points per dollar), the FX-4100 delivers 131.5 pts/$ vs 118.0 pts/$ for the Core i5-13600K — making the FX-4100 the 10.8% better value option.
| Feature | FX-4100 | Core i5-13600K |
|---|---|---|
| MSRP | $115-65% | $329 |
| Avg Price (30d) | $20-94% | $319 |
| Performance per Dollar | 131.5+11% | 118.0 |
| Release Date | 2011 | 2022 |
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