Core i7-3940XM vs Xeon E5-2650L
Core i7-3940XM
Xeon E5-2650L
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 Core i7-3940XM is positioned at rank 936 and the Xeon E5-2650L is on rank 916, so the Xeon E5-2650L offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i7-3940XM
Performance Per Dollar Xeon E5-2650L
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-3940XM | Xeon E5-2650L |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($129) |
| Longevity | 🛑 Legacy (Ivy Bridge (2012−2013) / 22 nm) | 🛑 Legacy (Sandy Bridge-EP (2012) / 32 nm) |
💎 Value Proposition
| Insight | Core i7-3940XM | Xeon E5-2650L |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($129) |
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 Core i7-3940XM and Xeon E5-2650L
Core i7-3940XM
The Core i7-3940XM is manufactured by Intel. It was released in 3 September 2012 (13 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 4 cores and 8 threads. Base frequency is 3 GHz, with boost up to 3.9 GHz. L3 cache: 8 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: PGA988. Thermal design power (TDP): 55 Watt. Memory support: DDR3. Passmark benchmark score: 5,957 points. Launch price was $1,096.
Xeon E5-2650L
The Xeon E5-2650L is manufactured by Intel. It was released in 6 March 2012 (13 years ago). It is based on the Sandy Bridge-EP (2012) architecture. It features 8 cores and 16 threads. Base frequency is 1.8 GHz, with boost up to 2.3 GHz. L3 cache: 20480 kB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA2011. Thermal design power (TDP): 70 Watt. Memory support: DDR3. Passmark benchmark score: 6,055 points. Launch price was $142.
Processing Power
The Core i7-3940XM packs 4 cores / 8 threads, while the Xeon E5-2650L offers 8 cores / 16 threads — the Xeon E5-2650L has 4 more cores. Boost clocks reach 3.9 GHz on the Core i7-3940XM versus 2.3 GHz on the Xeon E5-2650L — a 51.6% clock advantage for the Core i7-3940XM (base: 3 GHz vs 1.8 GHz). The Core i7-3940XM uses the Ivy Bridge (2012−2013) architecture (22 nm), while the Xeon E5-2650L uses Sandy Bridge-EP (2012) (32 nm). In PassMark, the Core i7-3940XM scores 5,957 against the Xeon E5-2650L's 6,055 — a 1.6% lead for the Xeon E5-2650L. L3 cache: 8 MB (total) on the Core i7-3940XM vs 20480 kB (total) on the Xeon E5-2650L.
| Feature | Core i7-3940XM | Xeon E5-2650L |
|---|---|---|
| Cores / Threads | 4 / 8 | 8 / 16+100% |
| Boost Clock | 3.9 GHz+70% | 2.3 GHz |
| Base Clock | 3 GHz+67% | 1.8 GHz |
| L3 Cache | 8 MB (total) | 20480 kB (total)+150% |
| L2 Cache | 256K (per core) | 256 kB (per core) |
| Process | 22 nm-31% | 32 nm |
| Architecture | Ivy Bridge (2012−2013) | Sandy Bridge-EP (2012) |
| PassMark | 5,957 | 6,055+2% |
| Geekbench 6 Single | 720 | — |
Memory & Platform
The Core i7-3940XM uses the PGA988 socket (PCIe 3.0), while the Xeon E5-2650L uses LGA2011 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Core i7-3940XM | Xeon E5-2650L |
|---|---|---|
| Socket | PGA988 | LGA2011 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0+67% |
| Max RAM Speed | DDR3-1600 | — |
| Max RAM Capacity | 32 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 16 | — |
Advanced Features
Virtualization: VT-x, VT-d, EPT (Core i7-3940XM) / not specified (Xeon E5-2650L). The Core i7-3940XM includes integrated graphics (HD Graphics 4000), while the Xeon E5-2650L requires a dedicated GPU. Primary use case: Core i7-3940XM targets Extreme Performance Laptop. Direct competitor: Core i7-3940XM rivals A10-5750M.
| Feature | Core i7-3940XM | Xeon E5-2650L |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | HD Graphics 4000 | — |
| Unlocked | Yes | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d, EPT | — |
| Target Use | Extreme Performance Laptop | — |
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