Core i5-7287U vs Pentium Gold G5420
Core i5-7287U
Pentium Gold G5420
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. The Core i5-7287U is positioned at rank #680 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i5-7287U
Performance Per Dollar
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-7287U | Pentium Gold G5420 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Kaby Lake (2016−2019) / 14 nm) | ✨ Modern (Coffee Lake (2017−2019) / 14 nm) |
💎 Value Proposition
| Insight | Core i5-7287U | Pentium Gold G5420 |
|---|---|---|
| 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 i5-7287U and Pentium Gold G5420
Core i5-7287U
The Core i5-7287U is manufactured by Intel. It was released in 3 January 2017 (8 years ago). It is based on the Kaby Lake (2016−2019) architecture. It features 2 cores and 4 threads. Base frequency is 3.3 GHz, with boost up to 3.7 GHz. L3 cache: 4 MB. L2 cache: 512 kB. Built on 14 nm process technology. Socket: BGA1356. Thermal design power (TDP): 28 Watt. Memory support: DDR4. Passmark benchmark score: 3,743 points. Launch price was $304.
Pentium Gold G5420
The Pentium Gold G5420 is manufactured by Intel. It was released in 23 April 2019 (6 years ago). It is based on the Coffee Lake (2017−2019) architecture. It features 2 cores and 4 threads. Base frequency is 3.8 GHz, with boost up to 3.8 GHz. L3 cache: 4 MB. L2 cache: 512 kB. Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 54 Watt. Memory support: DDR4-2400. Passmark benchmark score: 3,700 points. Launch price was $64.
Processing Power
Both the Core i5-7287U and Pentium Gold G5420 share an identical 2-core/4-thread configuration. Boost clocks reach 3.7 GHz on the Core i5-7287U versus 3.8 GHz on the Pentium Gold G5420 — a 2.7% clock advantage for the Pentium Gold G5420 (base: 3.3 GHz vs 3.8 GHz). The Core i5-7287U uses the Kaby Lake (2016−2019) architecture (14 nm), while the Pentium Gold G5420 uses Coffee Lake (2017−2019) (14 nm). In PassMark, the Core i5-7287U scores 3,743 against the Pentium Gold G5420's 3,700 — a 1.2% lead for the Core i5-7287U. Both processors carry 4 MB of L3 cache.
| Feature | Core i5-7287U | Pentium Gold G5420 |
|---|---|---|
| Cores / Threads | 2 / 4 | 2 / 4 |
| Boost Clock | 3.7 GHz | 3.8 GHz+3% |
| Base Clock | 3.3 GHz | 3.8 GHz+15% |
| L3 Cache | 4 MB | 4 MB |
| L2 Cache | 512 kB | 512 kB |
| Process | 14 nm | 14 nm |
| Architecture | Kaby Lake (2016−2019) | Coffee Lake (2017−2019) |
| PassMark | 3,743+1% | 3,700 |
| Geekbench 6 Single | — | 764 |
| Geekbench 6 Multi | — | 1,515 |
Memory & Platform
The Core i5-7287U uses the BGA1356 socket (PCIe 3.0), while the Pentium Gold G5420 uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 2133 on the Core i5-7287U versus DDR4-2400 on the Pentium Gold G5420 — the Core i5-7287U supports 199.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Pentium Gold G5420 supports up to 64 GB of RAM compared to 32 — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 12 (Core i5-7287U) vs 16 (Pentium Gold G5420) — the Pentium Gold G5420 offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Kaby Lake-U (Core i5-7287U) and H310,B360,B365,H370,Z370,Z390 (Pentium Gold G5420).
| Feature | Core i5-7287U | Pentium Gold G5420 |
|---|---|---|
| Socket | BGA1356 | LGA1151 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | 2133+53225% | DDR4-2400 |
| Max RAM Capacity | 32 | 64 GB+209715100% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 12 | 16+33% |
Advanced Features
Neither processor supports overclocking. Virtualization support: true (Core i5-7287U) vs VT-x / VT-d / EPT (Pentium Gold G5420). Both include integrated graphics — Intel Iris Plus Graphics 650 (Core i5-7287U) and Intel UHD Graphics 610 (Pentium Gold G5420) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-7287U targets Mobile, Pentium Gold G5420 targets Office.
| Feature | Core i5-7287U | Pentium Gold G5420 |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Intel Iris Plus Graphics 650 | Intel UHD Graphics 610 |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | true | VT-x / VT-d / EPT |
| Target Use | Mobile | Office |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on Core i5-7287U and Pentium Gold G5420
