Athlon Silver 7120U vs Athlon X4 830
Athlon Silver 7120U
Athlon X4 830
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 Athlon Silver 7120U is positioned at rank 976 and the Athlon X4 830 is on rank 476, so the Athlon X4 830 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Athlon Silver 7120U
Performance Per Dollar Athlon X4 830
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Athlon Silver 7120U | Athlon X4 830 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($25) |
| Longevity | ✨ Modern (Mendocino (Zen 2) (2022−2023) / 6 nm) | 🛑 Legacy (Kaveri (2014−2015) / 28 nm) |
💎 Value Proposition
| Insight | Athlon Silver 7120U | Athlon X4 830 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($25) |
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 Athlon Silver 7120U and Athlon X4 830
Athlon Silver 7120U
The Athlon Silver 7120U is manufactured by AMD. It was released in 2009-01-01. It is based on the Mendocino (Zen 2) (2022−2023) architecture. It features 2 cores and 2 threads. Base frequency is 2.4 GHz, with boost up to 3.5 GHz. L3 cache: 2 MB (total). L2 cache: 512 kB (per core). Built on 6 nm process technology. Socket: FT6. Thermal design power (TDP): 15 Watt. Memory support: DDR5 Dual-channel. Passmark benchmark score: 3,012 points. Launch price was $149.
Athlon X4 830
The Athlon X4 830 is manufactured by AMD. It was released in 2009-01-01. It is based on the Kaveri (2014−2015) architecture. It features 4 cores and 4 threads. Base frequency is 3 GHz, with boost up to 3.4 GHz. L2 cache: 4 MB. Built on 28 nm process technology. Socket: FM2+. Thermal design power (TDP): 65 Watt. Memory support: DDR3-2133. Passmark benchmark score: 3,018 points. Launch price was $149.
Processing Power
The Athlon Silver 7120U packs 2 cores / 2 threads, while the Athlon X4 830 offers 4 cores / 4 threads — the Athlon X4 830 has 2 more cores. Boost clocks reach 3.5 GHz on the Athlon Silver 7120U versus 3.4 GHz on the Athlon X4 830 — a 2.9% clock advantage for the Athlon Silver 7120U (base: 2.4 GHz vs 3 GHz). The Athlon Silver 7120U uses the Mendocino (Zen 2) (2022−2023) architecture (6 nm), while the Athlon X4 830 uses Kaveri (2014−2015) (28 nm). In PassMark, the Athlon Silver 7120U scores 3,012 against the Athlon X4 830's 3,018 — a 0.2% lead for the Athlon X4 830.
| Feature | Athlon Silver 7120U | Athlon X4 830 |
|---|---|---|
| Cores / Threads | 2 / 2 | 4 / 4+100% |
| Boost Clock | 3.5 GHz+3% | 3.4 GHz |
| Base Clock | 2.4 GHz | 3 GHz+25% |
| L3 Cache | 2 MB (total) | — |
| L2 Cache | 512 kB (per core) | 4 MB+700% |
| Process | 6 nm-79% | 28 nm |
| Architecture | Mendocino (Zen 2) (2022−2023) | Kaveri (2014−2015) |
| PassMark | 3,012 | 3,018 |
Memory & Platform
The Athlon Silver 7120U uses the FT6 socket (PCIe 4.0), while the Athlon X4 830 uses FM2+ (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches LPDDR5-5500 on the Athlon Silver 7120U versus DDR3-2133 on the Athlon X4 830 — the Athlon Silver 7120U supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Athlon X4 830 supports up to 64 GB of RAM compared to 16 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 4 (Athlon Silver 7120U) vs 16 (Athlon X4 830) — the Athlon X4 830 offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD FT6 (Athlon Silver 7120U) and AMD FM2+ (Athlon X4 830).
| Feature | Athlon Silver 7120U | Athlon X4 830 |
|---|---|---|
| Socket | FT6 | FM2+ |
| PCIe Generation | PCIe 4.0+33% | PCIe 3.0 |
| Max RAM Speed | LPDDR5-5500+67% | DDR3-2133 |
| Max RAM Capacity | 16 GB | 64 GB+300% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 4 | 16+300% |
Advanced Features
The Athlon Silver 7120U includes integrated graphics (AMD Radeon 610M), while the Athlon X4 830 requires a dedicated GPU.
| Feature | Athlon Silver 7120U | Athlon X4 830 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | AMD Radeon 610M | — |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on Athlon Silver 7120U and Athlon X4 830
