CPU
GPU
Core i7-2677M
Atom x7-E3950
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 i7-2677M is positioned at rank 227 and the Atom x7-E3950 is on rank 480, so the Core i7-2677M offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i7-2677M
Performance Per Dollar Atom x7-E3950
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-2677M | Atom x7-E3950 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) | 🛑 Legacy (Apollo Lake (2014−2016) / 14 nm) |
💎 Value Proposition
| Insight | Core i7-2677M | Atom x7-E3950 |
|---|---|---|
| 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 Core i7-2677M and Atom x7-E3950
Core i7-2677M
The Core i7-2677M is manufactured by Intel. It was released in 27 June 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 4 threads. Base frequency is 1.8 GHz, with boost up to 2.9 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: 1,875 points. Launch price was $317.
Atom x7-E3950
The Atom x7-E3950 is manufactured by Intel. It was released in 30 August 2014 (11 years ago). It is based on the Apollo Lake (2014−2016) architecture. It features 4 cores and 4 threads. Base frequency is 1.6 GHz, with boost up to 2 GHz. L3 cache: 0 kB. L2 cache: 2 MB (total). Built on 14 nm process technology. Socket: FCBGA1296. Thermal design power (TDP): 12 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 1,864 points. Launch price was $57.
Processing Power
The Core i7-2677M packs 2 cores / 4 threads, while the Atom x7-E3950 offers 4 cores / 4 threads — the Atom x7-E3950 has 2 more cores. Boost clocks reach 2.9 GHz on the Core i7-2677M versus 2 GHz on the Atom x7-E3950 — a 36.7% clock advantage for the Core i7-2677M (base: 1.8 GHz vs 1.6 GHz). The Core i7-2677M uses the Sandy Bridge (2011−2013) architecture (32 nm), while the Atom x7-E3950 uses Apollo Lake (2014−2016) (14 nm). In PassMark, the Core i7-2677M scores 1,875 against the Atom x7-E3950's 1,864 — a 0.6% lead for the Core i7-2677M. Geekbench 6 single-core — the metric most relevant to gaming — records 562 vs 245, a 78.6% lead for the Core i7-2677M that directly translates to higher frame rates. L3 cache: 4 MB on the Core i7-2677M vs 0 kB on the Atom x7-E3950.
| Feature | Core i7-2677M | Atom x7-E3950 |
|---|---|---|
| Cores / Threads | 2 / 4 | 4 / 4+100% |
| Boost Clock | 2.9 GHz+45% | 2 GHz |
| Base Clock | 1.8 GHz+12% | 1.6 GHz |
| L3 Cache | 4 MB | 0 kB |
| L2 Cache | 512 kB | 2 MB (total)+300% |
| Process | 32 nm | 14 nm-56% |
| Architecture | Sandy Bridge (2011−2013) | Apollo Lake (2014−2016) |
| PassMark | 1,875 | 1,864 |
| Geekbench 6 Single | 562+129% | 245 |
Memory & Platform
The Core i7-2677M uses the BGA1023 socket (PCIe 2.0), while the Atom x7-E3950 uses FCBGA1296 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1333 on the Core i7-2677M versus LPDDR4-2400 on the Atom x7-E3950 — the Atom x7-E3950 supports 28.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 8 GB of RAM. Memory channels: 2 (Core i7-2677M) vs 4 (Atom x7-E3950). PCIe lanes: 16 (Core i7-2677M) vs 6 (Atom x7-E3950) — the Core i7-2677M offers 10 more lanes for additional GPUs or NVMe drives. Chipset compatibility: HM65,HM67,QM67,QS67,UM67 (Core i7-2677M) and Apollo Lake (Atom x7-E3950).
| Feature | Core i7-2677M | Atom x7-E3950 |
|---|---|---|
| Socket | BGA1023 | FCBGA1296 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | DDR3-1333 | LPDDR4-2400+33% |
| Max RAM Capacity | 8 GB | 8 GB |
| RAM Channels | 2 | 4+100% |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 16+167% | 6 |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x, VT-d, EPT (Core i7-2677M) vs VT-x, VT-d (Atom x7-E3950). Both include integrated graphics — HD Graphics 3000 (Core i7-2677M) and HD Graphics 505 (Atom x7-E3950) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i7-2677M targets Ultrabook. Direct competitor: Core i7-2677M rivals A6-3420M.
| Feature | Core i7-2677M | Atom x7-E3950 |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | HD Graphics 3000 | HD Graphics 505 |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d, EPT | VT-x, VT-d |
| Target Use | Ultrabook | — |
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