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AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics vs Intel 8th Gen Intel Core i5 8400: Comparison
AMD Ryzen 5 3400G with Radeon RX Vega 11 vs Intel 8th Gen Intel Core i5 8400: the l3 cache difference
The gap that matters here is l3 cache: AMD Ryzen 5 3400G with Radeon RX Vega 11 4 MB against Intel 8th Gen Intel Core i5 8400 9 MB, which puts Intel 8th Gen Intel Core i5 8400 56% ahead. Intel 8th Gen Intel Core i5 8400 also leads on pcie lanes, 8 on the AMD Ryzen 5 3400G with Radeon RX Vega 11 versus 16 on the Intel 8th Gen Intel Core i5 8400. Add l2 cache to that, 2 MB on the AMD Ryzen 5 3400G with Radeon RX Vega 11 versus 1.5 MB on the Intel 8th Gen Intel Core i5 8400, and the pattern holds.
Who each one is for
Buy the AMD Ryzen 5 3400G with Radeon RX Vega 11 for mainstream desktop builds and everyday productivity, though it is not built for extreme overclocking (unless K/X-series) and workstation-class multi-threaded workloads. The Intel 8th Gen Intel Core i5 8400 is the one to take for budget-conscious gaming desktop builds wanting genuine 6-core performance without overclocking, though it is not the pick for enthusiasts wanting to overclock, the unlocked i5-8600K offers that flexibility.
Which is cheaper, AMD Ryzen 5 3400G with Radeon RX Vega 11 or Intel 8th Gen Intel Core i5 8400?
Cost splits them too. AMD Ryzen 5 3400G with Radeon RX Vega 11 sits at $149, Intel 8th Gen Intel Core i5 8400 at $182, 22% more.
Where the two are identical
Everything else lines up. Efficiency cores, tdp, integrated graphics, socket status and market segment read the same on both, so those are not worth weighing. They match on 4 further specifications as well.
Frequently asked questions
Do the AMD Ryzen 5 3400G with Radeon RX Vega 11 and Intel 8th Gen Intel Core i5 8400 differ on total cores?
Yes. Total Cores reads 4 on the AMD Ryzen 5 3400G with Radeon RX Vega 11 versus 6 on the Intel 8th Gen Intel Core i5 8400.
Is the Memory Channels the same on the AMD Ryzen 5 3400G with Radeon RX Vega 11 and Intel 8th Gen Intel Core i5 8400?
It is. Both are listed at 2, so it is not a reason to pick one over the other.
Specs and benchmarks
Product Line
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- Ryzen 5
- Intel 8th Gen Intel Core i5 8400
- Core i5
Form Factor
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- Desktops, Boxed Processor
- Intel 8th Gen Intel Core i5 8400
- Desktop
Model Number
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- YD3400C5FHBOX
- Intel 8th Gen Intel Core i5 8400
- 8400
Codename
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- Picasso
- Intel 8th Gen Intel Core i5 8400
- Coffee Lake
Release Year
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- 2019
- Intel 8th Gen Intel Core i5 8400
- 2017
TDP
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- 65 W
- Intel 8th Gen Intel Core i5 8400
- 65 W
iGPU
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- Radeon RX Vega 11 Graphics
- Intel 8th Gen Intel Core i5 8400
- Intel UHD Graphics 630
Market Segment
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- Desktop
- Intel 8th Gen Intel Core i5 8400
- Desktop
Microarchitecture
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- Zen+
- Intel 8th Gen Intel Core i5 8400
- Coffee Lake
Socket
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- AM4
- Intel 8th Gen Intel Core i5 8400
- FCLGA1151
Socket Status
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- End of Life
- Intel 8th Gen Intel Core i5 8400
- End of Life
Process Node
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- 12 nm
- Intel 8th Gen Intel Core i5 8400
- 14 nm
Total Cores
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- 4
- Intel 8th Gen Intel Core i5 8400
- 6Best
Performance Cores
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- 4
- Intel 8th Gen Intel Core i5 8400
- 6Best
Efficiency Cores
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- 0
- Intel 8th Gen Intel Core i5 8400
- 0
Total Threads
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- 8Best
- Intel 8th Gen Intel Core i5 8400
- 6
SMT Enabled
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- Yes
- Intel 8th Gen Intel Core i5 8400
- No
P-Core Base Clock
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- 3.7 GHz
- Intel 8th Gen Intel Core i5 8400
- 2.8 GHz
P-Core Boost Clock
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- 4.2 GHz
- Intel 8th Gen Intel Core i5 8400
- 4.0 GHz
L2 Cache
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- 2 MBBest
- Intel 8th Gen Intel Core i5 8400
- 1.5 MB-25%
L3 Cache
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- 4 MB-56%
- Intel 8th Gen Intel Core i5 8400
- 9 MBBest
Base Power
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- 45-65W
- Intel 8th Gen Intel Core i5 8400
- 65 W
Memory Type
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- DDR4
- Intel 8th Gen Intel Core i5 8400
- DDR4-2666
Max Memory Speed
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- 2933 MT/sBest
- Intel 8th Gen Intel Core i5 8400
- 2666 MT/s
Memory Channels
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- 2
- Intel 8th Gen Intel Core i5 8400
- 2
ECC Support
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- No
- Intel 8th Gen Intel Core i5 8400
- No
Integrated Graphics
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- Yes
- Intel 8th Gen Intel Core i5 8400
- Yes
iGPU Model
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- Radeon RX Vega 11
- Intel 8th Gen Intel Core i5 8400
- Intel UHD Graphics 630
Copilot Plus Certified
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- No
- Intel 8th Gen Intel Core i5 8400
- No
PCIe Generation
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- PCIe 3.0
- Intel 8th Gen Intel Core i5 8400
- 3.0
PCIe Lanes
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- 8-50%
- Intel 8th Gen Intel Core i5 8400
- 16
Launch MSRP
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- $149
- Intel 8th Gen Intel Core i5 8400
- $182
Retail Availability
- AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics
- Retail
- Intel 8th Gen Intel Core i5 8400
- Retail
Which one should you pick?
Choose Graphics if you want the higher L2 cache (2 MB vs 1.5 MB) and the higher memory channels (2 vs 2).
Choose 8400 if you want the higher L3 cache (9 MB vs 4 MB) and the higher PCIe lanes (16 vs 8).
Price comparison
| Retailer | AMD Ryzen 5 3400G with Radeon RX Vega 11 Graphics | Intel 8th Gen Intel Core i5 8400 |
|---|---|---|
| Consumercarts listing | $149.00 View on Consumercarts listing | $182.00 View on Consumercarts listing |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.




