CPU
GPU
Phenom II X6 1075T
Core i7-2657M
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 Phenom II X6 1075T is positioned at rank 145 and the Core i7-2657M is on rank 268, so the Phenom II X6 1075T offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Phenom II X6 1075T
Performance Per Dollar Core i7-2657M
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Phenom II X6 1075T | Core i7-2657M |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($245) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Thuban (2010) / 45 nm) | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) |
💎 Value Proposition
| Insight | Phenom II X6 1075T | Core i7-2657M |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($245) | ✅ More affordable ($0) |
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 Phenom II X6 1075T and Core i7-2657M
Phenom II X6 1075T
The Phenom II X6 1075T is manufactured by AMD. It was released in 21 September 2010 (15 years ago). It is based on the Thuban (2010) architecture. It features 6 cores and 6 threads. Base frequency is 3 GHz, with boost up to 3.5 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: 3,500 points. Launch price was $260.
Core i7-2657M
The Core i7-2657M is manufactured by Intel. It was released in 3 January 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 4 threads. Base frequency is 1.6 GHz, with boost up to 2.7 GHz. L3 cache: 4 MB. L2 cache: 512 kB. Built on 32 nm process technology. Socket: BGA1023. Thermal design power (TDP): 17 Watt. Memory support: DDR3-1066, DDR3-1333. Passmark benchmark score: 3,491 points. Launch price was $317.
Processing Power
The Phenom II X6 1075T packs 6 cores / 6 threads, while the Core i7-2657M offers 2 cores / 4 threads — the Phenom II X6 1075T has 4 more cores. Boost clocks reach 3.5 GHz on the Phenom II X6 1075T versus 2.7 GHz on the Core i7-2657M — a 25.8% clock advantage for the Phenom II X6 1075T (base: 3 GHz vs 1.6 GHz). The Phenom II X6 1075T uses the Thuban (2010) architecture (45 nm), while the Core i7-2657M uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the Phenom II X6 1075T scores 3,500 against the Core i7-2657M's 3,491 — a 0.3% lead for the Phenom II X6 1075T. Geekbench 6 single-core — the metric most relevant to gaming — records 679 vs 535, a 23.7% lead for the Phenom II X6 1075T that directly translates to higher frame rates. L3 cache: 6 MB (total) on the Phenom II X6 1075T vs 4 MB on the Core i7-2657M.
| Feature | Phenom II X6 1075T | Core i7-2657M |
|---|---|---|
| Cores / Threads | 6 / 6+200% | 2 / 4 |
| Boost Clock | 3.5 GHz+30% | 2.7 GHz |
| Base Clock | 3 GHz+87% | 1.6 GHz |
| L3 Cache | 6 MB (total)+50% | 4 MB |
| L2 Cache | 512 kB (per core) | 512 kB |
| Process | 45 nm | 32 nm-29% |
| Architecture | Thuban (2010) | Sandy Bridge (2011−2013) |
| PassMark | 3,500 | 3,491 |
| Cinebench R23 Multi | 1,896 | — |
| Geekbench 6 Single | 679+27% | 535 |
| Geekbench 6 Multi | 1,960 | — |
Memory & Platform
The Phenom II X6 1075T uses the AM3 socket (PCIe 2.0), while the Core i7-2657M uses BGA1023 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1333 memory speed. The Phenom II X6 1075T supports up to 32 GB of RAM compared to 8 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: 880G,890GX,890FX,970,990FX (Phenom II X6 1075T) and HM65,HM67,QM67,QS67,UM67 (Core i7-2657M).
| Feature | Phenom II X6 1075T | Core i7-2657M |
|---|---|---|
| Socket | AM3 | BGA1023 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1333 | DDR3-1333 |
| Max RAM Capacity | 32 GB+300% | 8 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Only the Phenom II X6 1075T has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: AMD-V (Phenom II X6 1075T) vs VT-x, VT-d, EPT (Core i7-2657M). The Core i7-2657M includes integrated graphics (HD Graphics 3000), while the Phenom II X6 1075T requires a dedicated GPU. Primary use case: Phenom II X6 1075T targets Gaming, Core i7-2657M targets Ultrabook. Direct competitor: Phenom II X6 1075T rivals Core i5-750; Core i7-2657M rivals A6-3420M.
| Feature | Phenom II X6 1075T | Core i7-2657M |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | HD Graphics 3000 |
| Unlocked | Yes | No |
| AVX-512 | No | No |
| Virtualization | AMD-V | VT-x, VT-d, EPT |
| Target Use | Gaming | Ultrabook |
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