
Ryzen Embedded R1600 vs Opteron X3421

Ryzen Embedded R1600

Opteron X3421
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.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar
Performance Per Dollar Opteron X3421
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen Embedded R1600 | Opteron X3421 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Zen (2017−2020) / 14 nm) | ✨ Modern (Excavator (2017−2018) / 28 nm) |
💎 Value Proposition
| Insight | Ryzen Embedded R1600 | Opteron X3421 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 Ryzen Embedded R1600 and Opteron X3421

Ryzen Embedded R1600
The Ryzen Embedded R1600 is manufactured by AMD. It was released in 25 February 2020 (5 years ago). It is based on the Zen (2017−2020) architecture. It features 2 cores and 4 threads. Base frequency is 2.6 GHz, with boost up to 3.1 GHz. L3 cache: 4 MB (total). L2 cache: 512 kB (per core). Built on 14 nm process technology. Socket: FP5. Thermal design power (TDP): 25 Watt. Memory support: DDR4-2400. Passmark benchmark score: 3,276 points. Launch price was $69.

Opteron X3421
The Opteron X3421 is manufactured by AMD. It was released in 2015-01-01. It is based on the Excavator (2017−2018) architecture. It features 4 cores and 4 threads. Base frequency is 2.1 GHz, with boost up to 3.4 GHz. L2 cache: 2 MB (total). Built on 28 nm process technology. Socket: FP4. Thermal design power (TDP): 15 Watt. Memory support: DDR4. Passmark benchmark score: 3,306 points. Launch price was $800.
Processing Power
The Ryzen Embedded R1600 packs 2 cores / 4 threads, while the Opteron X3421 offers 4 cores / 4 threads — the Opteron X3421 has 2 more cores. Boost clocks reach 3.1 GHz on the Ryzen Embedded R1600 versus 3.4 GHz on the Opteron X3421 — a 9.2% clock advantage for the Opteron X3421 (base: 2.6 GHz vs 2.1 GHz). The Ryzen Embedded R1600 uses the Zen (2017−2020) architecture (14 nm), while the Opteron X3421 uses Excavator (2017−2018) (28 nm). In PassMark, the Ryzen Embedded R1600 scores 3,276 against the Opteron X3421's 3,306 — a 0.9% lead for the Opteron X3421.
| Feature | Ryzen Embedded R1600 | Opteron X3421 |
|---|---|---|
| Cores / Threads | 2 / 4 | 4 / 4+100% |
| Boost Clock | 3.1 GHz | 3.4 GHz+10% |
| Base Clock | 2.6 GHz+24% | 2.1 GHz |
| L3 Cache | 4 MB (total) | — |
| L2 Cache | 512 kB (per core) | 2 MB (total)+300% |
| Process | 14 nm-50% | 28 nm |
| Architecture | Zen (2017−2020) | Excavator (2017−2018) |
| PassMark | 3,276 | 3,306 |
Memory & Platform
The Ryzen Embedded R1600 uses the FP5 socket (PCIe 3.0), while the Opteron X3421 uses FP4 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Ryzen Embedded R1600 | Opteron X3421 |
|---|---|---|
| Socket | FP5 | FP4 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
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