Xeon E5-1603 vs A10 PRO-7850B
Xeon E5-1603
A10 PRO-7850B
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 Xeon E5-1603 is positioned at rank 655 and the A10 PRO-7850B is on rank 1027, so the Xeon E5-1603 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon E5-1603
Performance Per Dollar A10 PRO-7850B
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5-1603 | A10 PRO-7850B |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($140) |
| Longevity | 🛑 Legacy (Legacy / 32 nm) | 🛑 Legacy (Kaveri (2014−2015) / 28 nm) |
💎 Value Proposition
| Insight | Xeon E5-1603 | A10 PRO-7850B |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($140) |
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 Xeon E5-1603 and A10 PRO-7850B
Xeon E5-1603
The Xeon E5-1603 is manufactured by Intel. It was released in 2015-01-01. It features 4 cores and 4 threads. Base frequency: 2.8 GHz. L3 cache: 10 MB. Built on 32 nm process technology. Socket: LGA2011. Thermal design power (TDP): 130 Watt. Memory support: DDR3-800, DDR3-1066. Passmark benchmark score: 3,482 points. Launch price was $800.
A10 PRO-7850B
The A10 PRO-7850B is manufactured by AMD. It was released in 31 July 2014 (11 years ago). It is based on the Kaveri (2014−2015) architecture. It features 4 cores and 4 threads. Base frequency is 3.7 GHz, with boost up to 4 GHz. L2 cache: 4096 kB. Built on 28 nm process technology. Socket: FM2+. Thermal design power (TDP): 95 Watt. Memory support: DDR3-2133. Passmark benchmark score: 3,441 points. Launch price was $69.
Processing Power
Both the Xeon E5-1603 and A10 PRO-7850B share an identical 4-core/4-thread configuration. The A10 PRO-7850B is built on the Kaveri (2014−2015) architecture. In PassMark, the Xeon E5-1603 scores 3,482 against the A10 PRO-7850B's 3,441 — a 1.2% lead for the Xeon E5-1603.
| Feature | Xeon E5-1603 | A10 PRO-7850B |
|---|---|---|
| Cores / Threads | 4 / 4 | 4 / 4 |
| Boost Clock | — | 4 GHz |
| Base Clock | 2.8 GHz | 3.7 GHz+32% |
| L3 Cache | 10 MB | — |
| L2 Cache | — | 4096 kB |
| Process | 32 nm | 28 nm-13% |
| Architecture | — | Kaveri (2014−2015) |
| PassMark | 3,482+1% | 3,441 |
| Geekbench 6 Single | — | 470 |
Memory & Platform
The Xeon E5-1603 uses the LGA2011 socket (PCIe 2.0), while the A10 PRO-7850B uses FM2+ (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon E5-1603 | A10 PRO-7850B |
|---|---|---|
| Socket | LGA2011 | FM2+ |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | — | DDR3-2133 |
| Max RAM Capacity | — | 32 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Xeon E5-1603) / AMD-V (A10 PRO-7850B). The A10 PRO-7850B includes integrated graphics (Radeon R7), while the Xeon E5-1603 requires a dedicated GPU. Primary use case: A10 PRO-7850B targets Business Desktop. Direct competitor: A10 PRO-7850B rivals Core i5-4590.
| Feature | Xeon E5-1603 | A10 PRO-7850B |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Radeon R7 |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | AMD-V |
| Target Use | — | Business Desktop |
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