Core i5-8400T vs Core i3-9320
Core i5-8400T
Core i3-9320
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.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i5-8400T
Performance Per Dollar Core i3-9320
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-8400T | Core i3-9320 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($179) | ✅ More affordable ($80) |
| Longevity | ✨ Modern (Coffee Lake (2017−2019) / 14 nm) | ✨ Modern (Coffee Lake (2017−2019) / 14 nm) |
💎 Value Proposition
| Insight | Core i5-8400T | Core i3-9320 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+122%) |
| Upfront Cost | ⚠️ Higher cost ($179) | ✅ More affordable ($80) |
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 i5-8400T and Core i3-9320
Core i5-8400T
The Core i5-8400T is manufactured by Intel. It was released in 2 April 2018 (7 years ago). It is based on the Coffee Lake (2017−2019) architecture. It features 6 cores and 6 threads. Base frequency is 1.7 GHz, with boost up to 3.3 GHz. L3 cache: 9 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 35 Watt. Memory support: DDR4-2666. Passmark benchmark score: 7,426 points. Launch price was $182.
Core i3-9320
The Core i3-9320 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 4 cores and 4 threads. Base frequency is 3.7 GHz, with boost up to 4.4 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 62 Watt. Memory support: DDR4-2400. Passmark benchmark score: 7,358 points. Launch price was $149.
Processing Power
The Core i5-8400T packs 6 cores / 6 threads, while the Core i3-9320 offers 4 cores / 4 threads — the Core i5-8400T has 2 more cores. Boost clocks reach 3.3 GHz on the Core i5-8400T versus 4.4 GHz on the Core i3-9320 — a 28.6% clock advantage for the Core i3-9320 (base: 1.7 GHz vs 3.7 GHz). Both are built on the Coffee Lake (2017−2019) architecture using a 14 nm process. In PassMark, the Core i5-8400T scores 7,426 against the Core i3-9320's 7,358 — a 0.9% lead for the Core i5-8400T. L3 cache: 9 MB (total) on the Core i5-8400T vs 6 MB (total) on the Core i3-9320.
| Feature | Core i5-8400T | Core i3-9320 |
|---|---|---|
| Cores / Threads | 6 / 6+50% | 4 / 4 |
| Boost Clock | 3.3 GHz | 4.4 GHz+33% |
| Base Clock | 1.7 GHz | 3.7 GHz+118% |
| L3 Cache | 9 MB (total)+50% | 6 MB (total) |
| L2 Cache | 256K (per core) | 256K (per core) |
| Process | 14 nm | 14 nm |
| Architecture | Coffee Lake (2017−2019) | Coffee Lake (2017−2019) |
| PassMark | 7,426 | 7,358 |
| Cinebench R23 Multi | 3,737 | — |
| Geekbench 6 Single | 1,092 | — |
| Geekbench 6 Multi | 3,816 | — |
Memory & Platform
Both processors use the LGA1151 socket with PCIe 3.0.
| Feature | Core i5-8400T | Core i3-9320 |
|---|---|---|
| Socket | LGA1151 | LGA1151 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | DDR4-2666 | — |
| Max RAM Capacity | 128 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 16 | — |
Advanced Features
Virtualization: Yes (Core i5-8400T) / not specified (Core i3-9320). The Core i5-8400T includes integrated graphics (UHD Graphics 630), while the Core i3-9320 requires a dedicated GPU.
| Feature | Core i5-8400T | Core i3-9320 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | UHD Graphics 630 | — |
| AVX-512 | No | — |
| Virtualization | Yes | — |
Value Analysis
The Core i5-8400T launched at $182 MSRP, while the Core i3-9320 debuted at $154. At current prices ($179 vs $80), the Core i3-9320 is $99 cheaper. In terms of value (PassMark points per dollar), the Core i5-8400T delivers 41.5 pts/$ vs 92.0 pts/$ for the Core i3-9320 — making the Core i3-9320 the 75.7% better value option.
| Feature | Core i5-8400T | Core i3-9320 |
|---|---|---|
| MSRP | $182 | $154-15% |
| Avg Price (30d) | $179 | $80-55% |
| Performance per Dollar | 41.5 | 92.0+122% |
| Release Date | 2018 | 2019 |
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