CPU
GPU
Sempron 3100+
Core i7-9700K
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 Sempron 3100+ is positioned at rank #1068 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 Sempron 3100+
Performance Per Dollar Core i7-9700K
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Sempron 3100+ | Core i7-9700K |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($15) | ⚠️ Higher cost ($200) |
| Longevity | 🛑 Legacy (Palermo (2001−2005) / 130 nm) | ✨ Modern (Coffee Lake-R (2018−2019) / 14 nm) |
💎 Value Proposition
| Insight | Sempron 3100+ | Core i7-9700K |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+190%) |
| Upfront Cost | ✅ More affordable ($15) | ⚠️ Higher cost ($200) |
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 Sempron 3100+ and Core i7-9700K
Sempron 3100+
The Sempron 3100+ is manufactured by AMD. It was released in Janeiro 2001 (24 years ago). It is based on the Palermo (2001−2005) architecture. It features 1 cores and 1 threads. Max frequency: 1.8 GHz. L3 cache: 0 kB. L2 cache: 256 kB. Built on 130 nm process technology. Socket: 754. Thermal design power (TDP): 62 Watt. Passmark benchmark score: 372 points. Launch price was $60.
Core i7-9700K
The Core i7-9700K is manufactured by Intel. It was released in 19 October 2018 (7 years ago). It is based on the Coffee Lake-R (2018−2019) architecture. It features 8 cores and 8 threads. Base frequency is 3.6 GHz, with boost up to 4.9 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 95 Watt. Memory support: DDR4. Passmark benchmark score: 14,397 points. Launch price was $374.
Processing Power
The Sempron 3100+ packs 1 cores / 1 threads, while the Core i7-9700K offers 8 cores / 8 threads — the Core i7-9700K has 7 more cores. Boost clocks reach 1.8 GHz on the Sempron 3100+ versus 4.9 GHz on the Core i7-9700K — a 92.5% clock advantage for the Core i7-9700K. The Sempron 3100+ uses the Palermo (2001−2005) architecture (130 nm), while the Core i7-9700K uses Coffee Lake-R (2018−2019) (14 nm). In PassMark, the Sempron 3100+ scores 372 against the Core i7-9700K's 14,397 — a 189.9% lead for the Core i7-9700K. L3 cache: 0 kB on the Sempron 3100+ vs 12 MB (total) on the Core i7-9700K.
| Feature | Sempron 3100+ | Core i7-9700K |
|---|---|---|
| Cores / Threads | 1 / 1 | 8 / 8+700% |
| Boost Clock | 1.8 GHz | 4.9 GHz+172% |
| Base Clock | — | 3.6 GHz |
| L3 Cache | 0 kB | 12 MB (total) |
| L2 Cache | 256 kB | 256K (per core) |
| Process | 130 nm | 14 nm-89% |
| Architecture | Palermo (2001−2005) | Coffee Lake-R (2018−2019) |
| PassMark | 372 | 14,397+3770% |
Memory & Platform
The Sempron 3100+ uses the 754 socket (PCIe 2.0), while the Core i7-9700K uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR 400 MHz on the Sempron 3100+ versus DDR4-2666 on the Core i7-9700K — the Sempron 3100+ supports 196% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i7-9700K supports up to 128 GB of RAM compared to 3 GB — 190.8% more capacity for professional workloads. Memory channels: 1 (Sempron 3100+) vs 2 (Core i7-9700K). PCIe lanes: 0 (Sempron 3100+) vs 16 (Core i7-9700K) — the Core i7-9700K offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: nForce3,VIA K8T800 (Sempron 3100+) and Intel 300 series (Core i7-9700K).
| Feature | Sempron 3100+ | Core i7-9700K |
|---|---|---|
| Socket | 754 | LGA1151 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | DDR 400 MHz+9900% | DDR4-2666 |
| Max RAM Capacity | 3 GB | 128 GB+4167% |
| RAM Channels | 1 | 2+100% |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 0 | 16 |
Advanced Features
Only the Core i7-9700K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: false (Sempron 3100+) vs VT-x, VT-d (Core i7-9700K). The Core i7-9700K includes integrated graphics (UHD Graphics 630), while the Sempron 3100+ requires a dedicated GPU. Primary use case: Sempron 3100+ targets Budget, Core i7-9700K targets Desktop.
| Feature | Sempron 3100+ | Core i7-9700K |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | UHD Graphics 630 |
| Unlocked | No | Yes |
| AVX-512 | No | No |
| Virtualization | false | VT-x, VT-d |
| Target Use | Budget | Desktop |
Value Analysis
The Sempron 3100+ launched at $65 MSRP, while the Core i7-9700K debuted at $385. At current prices ($15 vs $200), the Sempron 3100+ is $185 cheaper. In terms of value (PassMark points per dollar), the Sempron 3100+ delivers 24.8 pts/$ vs 72.0 pts/$ for the Core i7-9700K — making the Core i7-9700K the 97.5% better value option.
| Feature | Sempron 3100+ | Core i7-9700K |
|---|---|---|
| MSRP | $65-83% | $385 |
| Avg Price (30d) | $15-93% | $200 |
| Performance per Dollar | 24.8 | 72.0+190% |
| Release Date | 2001 | 2018 |
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