Core 2 Duo E8400
Ryzen 7 3700X
Core 2 Duo E8400 vs Ryzen 7 3700X Performance Spectrum
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.
Core 2 Duo E8400 vs Ryzen 7 3700X FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.
Search any supported game below to compare 1080p FPS for both components.
Path of Exile 2
Counter-Strike 2
League of Legends
Valorant
Among Us
Apex Legends
ARC Raiders
Baldur's Gate 3
Call of Duty: Black Ops 6
Core 2 Duo E8400 vs Ryzen 7 3700X: Pros, Cons & Final Verdict
See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.
Core 2 Duo E8400
2008Why buy it
- ✅Includes a boxed cooler (true), unlike Ryzen 7 3700X.
Trade-offs
- ❌Worse for gaming: lower average FPS than Ryzen 7 3700X across 49 shared CPU benchmark tests.
- ❌Lower PassMark (1,165 vs 22,430).
Ryzen 7 3700X
2019Why buy it
- ✅Better for gaming: +759.4% higher average FPS across 49 shared CPU benchmark tests.
- ✅50% more PCIe lanes (24 vs 16) for storage and expansion-heavy builds.
Trade-offs
- ❌Launch MSRP is still $329 MSRP, while Core 2 Duo E8400 mostly shows up through inconsistent older-market listings.
- ❌No boxed cooler included, unlike Core 2 Duo E8400.
Quick Answers
So, is Ryzen 7 3700X better than Core 2 Duo E8400?
Which one is better for gaming?
Which one is better for streaming, content creation, and heavy multitasking?
Which one is the smarter buy today, not just the cheaper CPU?
Which one is more future-proof for 2026 and beyond?
Core 2 Duo E8400 vs Ryzen 7 3700X Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
Core 2 Duo E8400
The Core 2 Duo E8400 is manufactured by Intel. It was released in 2008-01-01. It is based on the Wolfdale (2008−2010) architecture. It features 2 cores and 2 threads. Base frequency is 3 GHz, with boost up to 3 GHz. L3 cache: 0 kB. L2 cache: 6 MB (total). Built on 45 nm process technology. Socket: LGA775. Thermal design power (TDP): 65 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 1,165 points. Launch price was $249.
Ryzen 7 3700X
The Ryzen 7 3700X is manufactured by AMD. It was released in 7 July 2019 (6 years ago). It is based on the Matisse (Zen 2) (2019−2020) architecture. It features 8 cores and 16 threads. Base frequency is 3.6 GHz, with boost up to 4.4 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4 Dual-channel. Passmark benchmark score: 22,430 points. Launch price was $329.
Processing Power
The Core 2 Duo E8400 packs 2 cores / 2 threads, while the Ryzen 7 3700X offers 8 cores / 16 threads — the Ryzen 7 3700X has 6 more cores. Boost clocks reach 3 GHz on the Core 2 Duo E8400 versus 4.4 GHz on the Ryzen 7 3700X — a 37.8% clock advantage for the Ryzen 7 3700X (base: 3 GHz vs 3.6 GHz). The Core 2 Duo E8400 uses the Wolfdale (2008−2010) architecture (45 nm), while the Ryzen 7 3700X uses Matisse (Zen 2) (2019−2020) (7 nm, 12 nm). In PassMark, the Core 2 Duo E8400 scores 1,165 against the Ryzen 7 3700X's 22,430 — a 180.3% lead for the Ryzen 7 3700X. L3 cache: 0 kB on the Core 2 Duo E8400 vs 32 MB on the Ryzen 7 3700X.
| Feature | Core 2 Duo E8400 | Ryzen 7 3700X |
|---|---|---|
| Cores / Threads | 2 / 2 | 8 / 16+300% |
| Boost Clock | 3 GHz | 4.4 GHz+47% |
| Base Clock | 3 GHz | 3.6 GHz+20% |
| L3 Cache | 0 kB | 32 MB |
| L2 Cache | 6 MB (total) | 512K (per core)+8433% |
| Process | 45 nm | 7 nm, 12 nm-84% |
| Architecture | Wolfdale (2008−2010) | Matisse (Zen 2) (2019−2020) |
| PassMark | 1,165 | 22,430+1825% |
Memory & Platform
The Core 2 Duo E8400 uses the LGA775 socket (PCIe 1.1), while the Ryzen 7 3700X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 1333 on the Core 2 Duo E8400 versus DDR4-3200 on the Ryzen 7 3700X — the Ryzen 7 3700X supports 140.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 7 3700X supports up to 128 GB of RAM compared to 16 GB — 700% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core 2 Duo E8400) vs 24 (Ryzen 7 3700X) — the Ryzen 7 3700X offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: P35,G31,G33,P45 (Core 2 Duo E8400) and AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 3700X).
| Feature | Core 2 Duo E8400 | Ryzen 7 3700X |
|---|---|---|
| Socket | LGA775 | AM4 |
| PCIe Generation | PCIe 1.1 | PCIe 4.0+264% |
| Max RAM Speed | 1333 | DDR4-3200+140% |
| Max RAM Capacity | 16 GB | 128 GB+700% |
| RAM Channels | 2 | 2 |
| ECC Support | No | Yes |
| PCIe Lanes | 16 | 24+50% |
Advanced Features
Virtualization: true (Core 2 Duo E8400) / not specified (Ryzen 7 3700X). Direct competitor: Core 2 Duo E8400 rivals Phenom II X2 550.
| Feature | Core 2 Duo E8400 | Ryzen 7 3700X |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | true | — |
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