AMD Ryzen 3 4300U
- iGPU:
- AMD Radeon RX Vega 5
- Boost/Base Clock:
- 3.7 GHz / 2.7 GHz
- Core/Thread Count:
- 4 Core / 4 Thread
- Cache:
- 6MB L3 + 2MB L2 + 256KB L1
- TDP:
- 15 Watts
- CPU Process Node:
- 7 Nanometers (TSMC)
- CPU Series:
- Zen 2
- Memory Support:
- DDR4-3200
- Form Factor:
- Laptop
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Manufacturer: AMD Last updated: September 9, 2026
AMD Ryzen 3 4300U Review
The AMD Ryzen 3 4300U is a 4-core, 4-thread processor built on Zen 2, running a 2.7 GHz base clock that boosts to 3.7 GHz within a 15 Watt TDP.
This chip drops SMT entirely for 4 physical cores without hyperthreading, a genuine step up in core count from the 2-core Ryzen 3 lineup that preceded it while staying at the entry tier of the Ryzen 4000 U-series stack.
AMD Radeon RX Vega 5
A 5-compute-unit Vega iGPU, a modest step up from the entry-tier Vega 3 configuration found on the Ryzen 3 2000/3000 U-series chips.
How Is the Ryzen 3 4300U in Terms of Performance
The 4 physical cores without SMT give this chip a genuine improvement over the 2-core Ryzen 3 chips that preceded it, delivering solid everyday productivity capability at the entry tier of AMD's Zen 2 mobile lineup.
Benchmarks
Cinebench R23 (via R20 reference) multi-core scores of 1,506 and single-core scores of 424 reflect genuinely improved performance over the 2-core Ryzen 3 2200U/3250U chips. Geekbench 5 multi-core scores of 3,354 confirm competent entry-tier everyday productivity capability.
Specifications
Identity
| Brand | AMD |
|---|---|
| Product Line | Ryzen 3 |
| Model Number | 4300U |
Segment and platform
| Microarchitecture | Zen 2, Ryzen 4000 Series |
|---|---|
| Process Node | 7 nm |
Memory
| Memory Type | DDR4-3200, LPDDR4-4266 |
|---|
| Form Factor | Laptop |
|---|---|
| Core/Thread Count | 4 Core / 4 Thread |
| TDP | 15 W |
| iGPU | AMD Radeon RX Vega 5 |
| Cache | 6MB L3 + 2MB L2 + 256KB L1 |
| Boost/Base Clock | 3.7 GHz / 2.7 GHz |
Expert Review
Reviewed by Burooj Alam. Rated by us, not by users.
Best for
- Budget thin-and-light laptops wanting a genuine step up from 2-core entry-level chips
Not for
- Buyers wanting hyperthreading for lightly multi-threaded work — this chip runs 4 physical cores without SMT
FAQs
What are the key specifications of the AMD Ryzen 3 4300U?
The AMD Ryzen 3 4300U is a processor from AMD. Key specs: iGPU AMD Radeon RX Vega 5, Boost/Base Clock 3.7 GHz / 2.7 GHz, Core/Thread Count 4 Core / 4 Thread, Cache 6MB L3 + 2MB L2 + 256KB L1, TDP 15 Watts.
Who is the AMD Ryzen 3 4300U best suited to?
It suits budget thin-and-light laptops wanting a genuine step up from 2-core entry-level chips.
What are the drawbacks of the AMD Ryzen 3 4300U?
It is a poor fit for buyers wanting hyperthreading for lightly multi-threaded work — this chip runs 4 physical cores without smt.