CPU
GPU
Athlon X4 840
Xeon X5570
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 X4 840 is positioned at rank 563 and the Xeon X5570 is on rank 679, so the Athlon X4 840 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Athlon X4 840
Performance Per Dollar Xeon X5570
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Athlon X4 840 | Xeon X5570 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($25) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Kaveri (2014−2015) / 28 nm) | 🛑 Legacy (Gainestown (2009−2010) / 45 nm) |
💎 Value Proposition
| Insight | Athlon X4 840 | Xeon X5570 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($25) | ✅ 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 Athlon X4 840 and Xeon X5570
Athlon X4 840
The Athlon X4 840 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 3.1 GHz, with boost up to 3.8 GHz. L2 cache: 4 MB. Built on 28 nm process technology. Socket: FM2+. Thermal design power (TDP): 65 watt. Memory support: DDR3. Passmark benchmark score: 3,331 points. Launch price was $149.
Xeon X5570
The Xeon X5570 is manufactured by Intel. It was released in 30 March 2009 (16 years ago). It is based on the Gainestown (2009−2010) architecture. It features 4 cores and 8 threads. Base frequency is 2.93 GHz, with boost up to 3.33 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 45 nm process technology. Socket: LGA1366. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 3,306 points. Launch price was $49.
Processing Power
The Athlon X4 840 packs 4 cores / 4 threads, matching the Xeon X5570's 4 cores. Boost clocks reach 3.8 GHz on the Athlon X4 840 versus 3.33 GHz on the Xeon X5570 — a 13.2% clock advantage for the Athlon X4 840 (base: 3.1 GHz vs 2.93 GHz). The Athlon X4 840 uses the Kaveri (2014−2015) architecture (28 nm), while the Xeon X5570 uses Gainestown (2009−2010) (45 nm). In PassMark, the Athlon X4 840 scores 3,331 against the Xeon X5570's 3,306 — a 0.8% lead for the Athlon X4 840.
| Feature | Athlon X4 840 | Xeon X5570 |
|---|---|---|
| Cores / Threads | 4 / 4 | 4 / 8 |
| Boost Clock | 3.8 GHz+14% | 3.33 GHz |
| Base Clock | 3.1 GHz+6% | 2.93 GHz |
| L3 Cache | — | 8 MB (total) |
| L2 Cache | 4 MB+1500% | 256 kB (per core) |
| Process | 28 nm-38% | 45 nm |
| Architecture | Kaveri (2014−2015) | Gainestown (2009−2010) |
| PassMark | 3,331 | 3,306 |
Memory & Platform
The Athlon X4 840 uses the FM2+ socket (PCIe 3.0), while the Xeon X5570 uses LGA1366 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-2133 memory speed. Memory channels: 2 (Athlon X4 840) vs 3 (Xeon X5570). Chipset compatibility: AMD FM2+ (Athlon X4 840) and Intel X58,Intel 5520 (Xeon X5570).
| Feature | Athlon X4 840 | Xeon X5570 |
|---|---|---|
| Socket | FM2+ | LGA1366 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | DDR3-2133 | DDR3-1333 |
| Max RAM Capacity | 64 GB | — |
| RAM Channels | 2 | 3+50% |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 16 | — |
Advanced Features
Virtualization: not specified (Athlon X4 840) / VT-x, VT-d, EPT (Xeon X5570). Primary use case: Xeon X5570 targets Workstation. Direct competitor: Xeon X5570 rivals Core i3-2100.
| Feature | Athlon X4 840 | Xeon X5570 |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d, EPT |
| Target Use | — | Workstation |
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The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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