CPU
GPU
Xeon L5640
Athlon Silver PRO 3125GE
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 Xeon L5640 is positioned at rank #994 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 Xeon L5640
Performance Per Dollar Athlon Silver PRO 3125GE
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon L5640 | Athlon Silver PRO 3125GE |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($996) | ✅ More affordable ($70) |
| Longevity | 🛑 Legacy (Westmere-EP (2010−2011) / 32 nm) | ✨ Modern (Picasso (2019−2022) / 12 nm) |
💎 Value Proposition
| Insight | Xeon L5640 | Athlon Silver PRO 3125GE |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+1315%) |
| Upfront Cost | ⚠️ Higher cost ($996) | ✅ More affordable ($70) |
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 L5640 and Athlon Silver PRO 3125GE
Xeon L5640
The Xeon L5640 is manufactured by Intel. It was released in 16 March 2010 (15 years ago). It is based on the Westmere-EP (2010−2011) architecture. It features 6 cores and 12 threads. Base frequency is 2.26 GHz, with boost up to 2.8 GHz. L3 cache: 12 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1366. Thermal design power (TDP): 60 Watt. Memory support: DDR3. Passmark benchmark score: 4,659 points. Launch price was $200.
Athlon Silver PRO 3125GE
The Athlon Silver PRO 3125GE is manufactured by AMD. It was released in 2009-01-01. It is based on the Picasso (2019−2022) architecture. It features 2 cores and 4 threads. Base frequency is 3.4 GHz, with boost up to 3.4 GHz. L3 cache: 4 MB (total). L2 cache: 512 kB (per core). Built on 12 nm process technology. Socket: AM4. Thermal design power (TDP): 35 Watt. Memory support: DDR4-2933. Passmark benchmark score: 4,633 points. Launch price was $149.
Processing Power
The Xeon L5640 packs 6 cores / 12 threads, while the Athlon Silver PRO 3125GE offers 2 cores / 4 threads — the Xeon L5640 has 4 more cores. Boost clocks reach 2.8 GHz on the Xeon L5640 versus 3.4 GHz on the Athlon Silver PRO 3125GE — a 19.4% clock advantage for the Athlon Silver PRO 3125GE (base: 2.26 GHz vs 3.4 GHz). The Xeon L5640 uses the Westmere-EP (2010−2011) architecture (32 nm), while the Athlon Silver PRO 3125GE uses Picasso (2019−2022) (12 nm). In PassMark, the Xeon L5640 scores 4,659 against the Athlon Silver PRO 3125GE's 4,633 — a 0.6% lead for the Xeon L5640. L3 cache: 12 MB (total) on the Xeon L5640 vs 4 MB (total) on the Athlon Silver PRO 3125GE.
| Feature | Xeon L5640 | Athlon Silver PRO 3125GE |
|---|---|---|
| Cores / Threads | 6 / 12+200% | 2 / 4 |
| Boost Clock | 2.8 GHz | 3.4 GHz+21% |
| Base Clock | 2.26 GHz | 3.4 GHz+50% |
| L3 Cache | 12 MB (total)+200% | 4 MB (total) |
| L2 Cache | 256 kB (per core) | 512 kB (per core)+100% |
| Process | 32 nm | 12 nm-63% |
| Architecture | Westmere-EP (2010−2011) | Picasso (2019−2022) |
| PassMark | 4,659 | 4,633 |
Memory & Platform
The Xeon L5640 uses the LGA1366 socket (PCIe 5.0), while the Athlon Silver PRO 3125GE uses AM4 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3 1333 MHz on the Xeon L5640 versus DDR4-2667 on the Athlon Silver PRO 3125GE — the Xeon L5640 supports 199.9% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon L5640 supports up to 288 GB of RAM compared to 64 GB — 127.3% more capacity for professional workloads. Memory channels: 3 (Xeon L5640) vs 2 (Athlon Silver PRO 3125GE). PCIe lanes: 0 (Xeon L5640) vs 8 (Athlon Silver PRO 3125GE) — the Athlon Silver PRO 3125GE offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel 5520,Intel X58 (Xeon L5640) and AMD AM4 (Athlon Silver PRO 3125GE).
| Feature | Xeon L5640 | Athlon Silver PRO 3125GE |
|---|---|---|
| Socket | LGA1366 | AM4 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | DDR3 1333 MHz | DDR4-2667+33% |
| Max RAM Capacity | 288 GB+350% | 64 GB |
| RAM Channels | 3+50% | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 0 | 8 |
Advanced Features
Virtualization: true (Xeon L5640) / not specified (Athlon Silver PRO 3125GE). The Athlon Silver PRO 3125GE includes integrated graphics (AMD Radeon Vega 3), while the Xeon L5640 requires a dedicated GPU. Primary use case: Xeon L5640 targets Server Low Power.
| Feature | Xeon L5640 | Athlon Silver PRO 3125GE |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | AMD Radeon Vega 3 |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | true | — |
| Target Use | Server Low Power | — |
Value Analysis
The Xeon L5640 launched at $996 MSRP, while the Athlon Silver PRO 3125GE debuted at $108.
| Feature | Xeon L5640 | Athlon Silver PRO 3125GE |
|---|---|---|
| MSRP | $996 | $108-89% |
| Avg Price (30d) | — | $70 |
| Release Date | 2010 | 2020 |
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