FX-4100 vs Core i7-3687U
FX-4100
Core i7-3687U
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 i7-3687U is on rank 654, so the Core i7-3687U 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 i7-3687U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | FX-4100 | Core i7-3687U |
|---|---|---|
| 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 (Ivy Bridge (2012−2013) / 22 nm) |
💎 Value Proposition
| Insight | FX-4100 | Core i7-3687U |
|---|---|---|
| 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 i7-3687U
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 i7-3687U
The Core i7-3687U is manufactured by Intel. It was released in 8 January 2013 (12 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 2 cores and 4 threads. Base frequency is 2.1 GHz, with boost up to 3.3 GHz. L3 cache: 4 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: BGA1023. Thermal design power (TDP): 17 Watt. Memory support: DDR3. Passmark benchmark score: 2,621 points. Launch price was $69.
Processing Power
The FX-4100 packs 4 cores / 4 threads, while the Core i7-3687U offers 2 cores / 4 threads — the FX-4100 has 2 more cores. Boost clocks reach 3.8 GHz on the FX-4100 versus 3.3 GHz on the Core i7-3687U — a 14.1% clock advantage for the FX-4100 (base: 3.6 GHz vs 2.1 GHz). The FX-4100 uses the Zambezi (2011−2012) architecture (32 nm), while the Core i7-3687U uses Ivy Bridge (2012−2013) (22 nm). In PassMark, the FX-4100 scores 2,630 against the Core i7-3687U's 2,621 — a 0.3% lead for the FX-4100. L3 cache: 8192 kB on the FX-4100 vs 4 MB (total) on the Core i7-3687U.
| Feature | FX-4100 | Core i7-3687U |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 4 |
| Boost Clock | 3.8 GHz+15% | 3.3 GHz |
| Base Clock | 3.6 GHz+71% | 2.1 GHz |
| L3 Cache | 8192 kB+100% | 4 MB (total) |
| L2 Cache | 4096 kB+1500% | 256K (per core) |
| Process | 32 nm | 22 nm-31% |
| Architecture | Zambezi (2011−2012) | Ivy Bridge (2012−2013) |
| PassMark | 2,630 | 2,621 |
| Geekbench 6 Single | — | 640 |
| Geekbench 6 Multi | — | 1,240 |
Memory & Platform
The FX-4100 uses the AM3+ socket (PCIe 2.0), while the Core i7-3687U uses BGA1023 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | FX-4100 | Core i7-3687U |
|---|---|---|
| Socket | AM3+ | BGA1023 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | — | DDR3L-1600 |
| Max RAM Capacity | — | 32 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (FX-4100) / VT-x, VT-d (Core i7-3687U). The Core i7-3687U includes integrated graphics (HD Graphics 4000), while the FX-4100 requires a dedicated GPU. Primary use case: Core i7-3687U targets Enthusiast. Direct competitor: Core i7-3687U rivals Ryzen 7 3700U.
| Feature | FX-4100 | Core i7-3687U |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | HD Graphics 4000 |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d |
| Target Use | — | Enthusiast |
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