CPU
GPU
Xeon E5-4650L
Core i7-3970X
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 E5-4650L is positioned at rank 1019 and the Core i7-3970X is on rank 1020, so the Xeon E5-4650L offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon E5-4650L
Performance Per Dollar Core i7-3970X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5-4650L | Core i7-3970X |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($3,616) | ✅ More affordable ($60) |
| Longevity | 🛑 Legacy (Sandy Bridge-EP (2012) / 32 nm) | 🛑 Legacy (Sandy Bridge-E (2011−2013) / 32 nm) |
💎 Value Proposition
| Insight | Xeon E5-4650L | Core i7-3970X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+5941%) |
| Upfront Cost | ⚠️ Higher cost ($3,616) | ✅ More affordable ($60) |
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 E5-4650L and Core i7-3970X
Xeon E5-4650L
The Xeon E5-4650L is manufactured by Intel. It was released in 14 May 2012 (13 years ago). It is based on the Sandy Bridge-EP (2012) architecture. It features 8 cores and 16 threads. Base frequency is 2.6 GHz, with boost up to 3.1 GHz. L3 cache: 20480 kB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA2011. Thermal design power (TDP): 115 Watt. Memory support: DDR3. Passmark benchmark score: 8,533 points. Launch price was $8,685.
Core i7-3970X
The Core i7-3970X is manufactured by Intel. It was released in 1 November 2012 (13 years ago). It is based on the Sandy Bridge-E (2011−2013) architecture. It features 6 cores and 12 threads. Base frequency is 3.5 GHz, with boost up to 4 GHz. L3 cache: 15 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA2011. Thermal design power (TDP): 150 Watt. Memory support: DDR3. Passmark benchmark score: 8,554 points. Launch price was $593.
Processing Power
The Xeon E5-4650L packs 8 cores / 16 threads, while the Core i7-3970X offers 6 cores / 12 threads — the Xeon E5-4650L has 2 more cores. Boost clocks reach 3.1 GHz on the Xeon E5-4650L versus 4 GHz on the Core i7-3970X — a 25.4% clock advantage for the Core i7-3970X (base: 2.6 GHz vs 3.5 GHz). The Xeon E5-4650L uses the Sandy Bridge-EP (2012) architecture (32 nm), while the Core i7-3970X uses Sandy Bridge-E (2011−2013) (32 nm). In PassMark, the Xeon E5-4650L scores 8,533 against the Core i7-3970X's 8,554 — a 0.2% lead for the Core i7-3970X. L3 cache: 20480 kB (total) on the Xeon E5-4650L vs 15 MB (total) on the Core i7-3970X.
| Feature | Xeon E5-4650L | Core i7-3970X |
|---|---|---|
| Cores / Threads | 8 / 16+33% | 6 / 12 |
| Boost Clock | 3.1 GHz | 4 GHz+29% |
| Base Clock | 2.6 GHz | 3.5 GHz+35% |
| L3 Cache | 20480 kB (total)+33% | 15 MB (total) |
| L2 Cache | 256 kB (per core) | 256 kB (per core) |
| Process | 32 nm | 32 nm |
| Architecture | Sandy Bridge-EP (2012) | Sandy Bridge-E (2011−2013) |
| PassMark | 8,533 | 8,554 |
| Geekbench 6 Single | — | 742 |
Memory & Platform
Both processors use the LGA2011 socket with PCIe 5.0. Both support up to DDR3-1600 memory speed. The Xeon E5-4650L supports up to 384 GB of RAM compared to 64 GB — 142.9% more capacity for professional workloads. Both feature 4-channel memory with ECC support. Both provide 40 PCIe lanes.
| Feature | Xeon E5-4650L | Core i7-3970X |
|---|---|---|
| Socket | LGA2011 | LGA2011 |
| PCIe Generation | PCIe 5.0+150% | PCIe 2.0 |
| Max RAM Speed | DDR3-1600 | DDR3-1600 |
| Max RAM Capacity | 384 GB+500% | 64 GB |
| RAM Channels | 4 | 4 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 40 | 40 |
Advanced Features
Only the Core i7-3970X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: VT-x, VT-d (Xeon E5-4650L) vs VT-x, VT-d, EPT (Core i7-3970X). Primary use case: Xeon E5-4650L targets Server Low Power, Core i7-3970X targets HEDT Desktop. Direct competitor: Core i7-3970X rivals FX-9590.
| Feature | Xeon E5-4650L | Core i7-3970X |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | — | None |
| Unlocked | No | Yes |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d | VT-x, VT-d, EPT |
| Target Use | Server Low Power | HEDT Desktop |
Value Analysis
The Xeon E5-4650L launched at $3616 MSRP, while the Core i7-3970X debuted at $990.
| Feature | Xeon E5-4650L | Core i7-3970X |
|---|---|---|
| MSRP | $3616 | $990-73% |
| Avg Price (30d) | — | $60 |
| Release Date | 2012 | 2012 |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on Xeon E5-4650L and Core i7-3970X
