Opteron 6378 vs Core i7-3840QM
Opteron 6378
Core i7-3840QM
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 Opteron 6378 is positioned at rank 57 and the Core i7-3840QM is on rank 238, so the Opteron 6378 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Opteron 6378
Performance Per Dollar Core i7-3840QM
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Opteron 6378 | Core i7-3840QM |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Abu Dhabi (2012) / 32 nm) | 🛑 Legacy (Ivy Bridge (2012−2013) / 22 nm) |
💎 Value Proposition
| Insight | Opteron 6378 | Core i7-3840QM |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 Opteron 6378 and Core i7-3840QM
Opteron 6378
The Opteron 6378 is manufactured by AMD. It was released in 5 November 2012 (13 years ago). It is based on the Abu Dhabi (2012) architecture. It features 16 cores and 16 threads. Base frequency is 2.4 GHz, with boost up to 3.3 GHz. L3 cache: 8 MB (total). L2 cache: 16 MB. Built on 32 nm process technology. Socket: G34. Thermal design power (TDP): 115 Watt. Memory support: DDR3. Passmark benchmark score: 5,889 points. Launch price was $396.
Core i7-3840QM
The Core i7-3840QM 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 2.8 GHz, with boost up to 3.8 GHz. L3 cache: 8 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: PGA988. Thermal design power (TDP): 45 Watt. Memory support: DDR3. Passmark benchmark score: 5,871 points. Launch price was $568.
Processing Power
The Opteron 6378 packs 16 cores / 16 threads, while the Core i7-3840QM offers 4 cores / 8 threads — the Opteron 6378 has 12 more cores. Boost clocks reach 3.3 GHz on the Opteron 6378 versus 3.8 GHz on the Core i7-3840QM — a 14.1% clock advantage for the Core i7-3840QM (base: 2.4 GHz vs 2.8 GHz). The Opteron 6378 uses the Abu Dhabi (2012) architecture (32 nm), while the Core i7-3840QM uses Ivy Bridge (2012−2013) (22 nm). In PassMark, the Opteron 6378 scores 5,889 against the Core i7-3840QM's 5,871 — a 0.3% lead for the Opteron 6378. Both processors carry 8 MB (total) of L3 cache.
| Feature | Opteron 6378 | Core i7-3840QM |
|---|---|---|
| Cores / Threads | 16 / 16+300% | 4 / 8 |
| Boost Clock | 3.3 GHz | 3.8 GHz+15% |
| Base Clock | 2.4 GHz | 2.8 GHz+17% |
| L3 Cache | 8 MB (total) | 8 MB (total) |
| L2 Cache | 16 MB+6300% | 256K (per core) |
| Process | 32 nm | 22 nm-31% |
| Architecture | Abu Dhabi (2012) | Ivy Bridge (2012−2013) |
| PassMark | 5,889 | 5,871 |
| Geekbench 6 Single | — | 676 |
Memory & Platform
The Opteron 6378 uses the G34 socket (PCIe 2.0), while the Core i7-3840QM uses PGA988 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Opteron 6378 | Core i7-3840QM |
|---|---|---|
| Socket | G34 | PGA988 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | — | DDR3-1600 |
| Max RAM Capacity | — | 32 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Opteron 6378) / VT-x, VT-d, EPT (Core i7-3840QM). The Core i7-3840QM includes integrated graphics (HD Graphics 4000), while the Opteron 6378 requires a dedicated GPU. Primary use case: Core i7-3840QM targets Mobile Workstation. Direct competitor: Core i7-3840QM rivals A10-5750M.
| Feature | Opteron 6378 | Core i7-3840QM |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | HD Graphics 4000 |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d, EPT |
| Target Use | — | Mobile Workstation |
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