
FX-4100 vs Core i5-4258U

FX-4100

Core i5-4258U
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. The FX-4100 is positioned at rank 728 and the Core i5-4258U is on rank 161, so the Core i5-4258U offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar FX-4100
Performance Per Dollar Core i5-4258U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | FX-4100 | Core i5-4258U |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($20) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Zambezi (2011−2012) / 32 nm) | 🛑 Legacy (Haswell (2013−2015) / 22 nm) |
💎 Value Proposition
| Insight | FX-4100 | Core i5-4258U |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($20) | ✅ 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 FX-4100 and Core i5-4258U

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 i5-4258U
The Core i5-4258U is manufactured by Intel. It was released in 4 June 2013 (12 years ago). It is based on the Haswell (2013−2015) architecture. It features 2 cores and 4 threads. Base frequency is 2.4 GHz, with boost up to 2.9 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: FCBGA1168. Thermal design power (TDP): 28 Watt. Memory support: DDR3. Passmark benchmark score: 2,610 points. Launch price was $342.
Processing Power
The FX-4100 packs 4 cores / 4 threads, while the Core i5-4258U offers 2 cores / 4 threads — the FX-4100 has 2 more cores. Boost clocks reach 3.8 GHz on the FX-4100 versus 2.9 GHz on the Core i5-4258U — a 26.9% clock advantage for the FX-4100 (base: 3.6 GHz vs 2.4 GHz). The FX-4100 uses the Zambezi (2011−2012) architecture (32 nm), while the Core i5-4258U uses Haswell (2013−2015) (22 nm). In PassMark, the FX-4100 scores 2,630 against the Core i5-4258U's 2,610 — a 0.8% lead for the FX-4100. L3 cache: 8192 kB on the FX-4100 vs 3 MB (total) on the Core i5-4258U.
| Feature | FX-4100 | Core i5-4258U |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 4 |
| Boost Clock | 3.8 GHz+31% | 2.9 GHz |
| Base Clock | 3.6 GHz+50% | 2.4 GHz |
| L3 Cache | 8192 kB+167% | 3 MB (total) |
| L2 Cache | 4096 kB+1500% | 256K (per core) |
| Process | 32 nm | 22 nm-31% |
| Architecture | Zambezi (2011−2012) | Haswell (2013−2015) |
| PassMark | 2,630 | 2,610 |
Memory & Platform
The FX-4100 uses the AM3+ socket (PCIe 2.0), while the Core i5-4258U uses FCBGA1168 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | FX-4100 | Core i5-4258U |
|---|---|---|
| Socket | AM3+ | FCBGA1168 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
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