CPU
GPU
Core i7-3920XM
Phenom II X6 1100T BE
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 i7-3920XM is positioned at rank 582 and the Phenom II X6 1100T BE is on rank 22, so the Phenom II X6 1100T BE offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i7-3920XM
Performance Per Dollar Phenom II X6 1100T BE
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-3920XM | Phenom II X6 1100T BE |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($265) |
| Longevity | 🛑 Legacy (Ivy Bridge (2012−2013) / 22 nm) | 🛑 Legacy (Thuban (2010) / 45 nm) |
💎 Value Proposition
| Insight | Core i7-3920XM | Phenom II X6 1100T BE |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($265) |
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 i7-3920XM and Phenom II X6 1100T BE
Core i7-3920XM
The Core i7-3920XM is manufactured by Intel. It was released in 29 April 2012 (13 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 4 cores and 8 threads. Base frequency is 2.9 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): 55 Watt. Memory support: DDR3. Passmark benchmark score: 5,713 points. Launch price was $1,096.
Phenom II X6 1100T BE
The Phenom II X6 1100T BE is manufactured by AMD. It was released in 2009-01-01. It is based on the Thuban (2010) architecture. It features 6 cores and 6 threads. Base frequency is 3.3 GHz, with boost up to 3.7 GHz. L3 cache: 6 MB (total). L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 125 Watt. Memory support: DDR3. Passmark benchmark score: 5,745 points. Launch price was $149.
Processing Power
The Core i7-3920XM packs 4 cores / 8 threads, while the Phenom II X6 1100T BE offers 6 cores / 6 threads — the Phenom II X6 1100T BE has 2 more cores. Boost clocks reach 3.8 GHz on the Core i7-3920XM versus 3.7 GHz on the Phenom II X6 1100T BE — a 2.7% clock advantage for the Core i7-3920XM (base: 2.9 GHz vs 3.3 GHz). The Core i7-3920XM uses the Ivy Bridge (2012−2013) architecture (22 nm), while the Phenom II X6 1100T BE uses Thuban (2010) (45 nm). In PassMark, the Core i7-3920XM scores 5,713 against the Phenom II X6 1100T BE's 5,745 — a 0.6% lead for the Phenom II X6 1100T BE. Geekbench 6 single-core — the metric most relevant to gaming — records 686 vs 508, a 29.8% lead for the Core i7-3920XM that directly translates to higher frame rates. L3 cache: 8 MB (total) on the Core i7-3920XM vs 6 MB (total) on the Phenom II X6 1100T BE.
| Feature | Core i7-3920XM | Phenom II X6 1100T BE |
|---|---|---|
| Cores / Threads | 4 / 8 | 6 / 6+50% |
| Boost Clock | 3.8 GHz+3% | 3.7 GHz |
| Base Clock | 2.9 GHz | 3.3 GHz+14% |
| L3 Cache | 8 MB (total)+33% | 6 MB (total) |
| L2 Cache | 256K (per core) | 512 kB (per core)+100% |
| Process | 22 nm-51% | 45 nm |
| Architecture | Ivy Bridge (2012−2013) | Thuban (2010) |
| PassMark | 5,713 | 5,745 |
| Geekbench 6 Single | 686+35% | 508 |
Memory & Platform
The Core i7-3920XM uses the PGA988 socket (PCIe 3.0), while the Phenom II X6 1100T BE uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1600 memory speed. Both support up to 32 GB of RAM. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: HM77,QM77 (Core i7-3920XM) and AMD 870,880G,890FX,970,990FX (Phenom II X6 1100T BE).
| Feature | Core i7-3920XM | Phenom II X6 1100T BE |
|---|---|---|
| Socket | PGA988 | AM3 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | DDR3-1600 | DDR3-1333 / DDR2-1066 |
| Max RAM Capacity | 32 GB | 32 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Virtualization support: VT-x, VT-d, EPT (Core i7-3920XM) vs AMD-V (Phenom II X6 1100T BE). The Core i7-3920XM includes integrated graphics (HD Graphics 4000), while the Phenom II X6 1100T BE requires a dedicated GPU. Primary use case: Core i7-3920XM targets Extreme Performance Laptop, Phenom II X6 1100T BE targets Enthusiast Legacy. Direct competitor: Core i7-3920XM rivals A10-5750M.
| Feature | Core i7-3920XM | Phenom II X6 1100T BE |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | HD Graphics 4000 | — |
| Unlocked | Yes | Yes |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d, EPT | AMD-V |
| Target Use | Extreme Performance Laptop | Enthusiast Legacy |
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