Core i5-8305G vs Ryzen 5 3500U

Core i5-8305G vs Ryzen 5 3500U Performance Spectrum

Core i5-8305G

4 / 8

6,801

0.0%

6,836

+0.5%

Ryzen Threadripper 3970X

Ryzen Threadripper PRO 7965WX

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 i5-8305G vs Ryzen 5 3500U 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.

Core i5-8305G vs Ryzen 5 3500U: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Core i5-8305G

2018

Why buy it

✅+50% larger total L3 cache (6 MB vs 4 MB).

Trade-offs

❌Lower PassMark (6,801 vs 6,836).
❌Launch MSRP is still $350 MSRP, while Ryzen 5 3500U mostly shows up through inconsistent older-market listings.
❌333.3% higher power demand at 65W vs 15W.
❌No integrated graphics, while Ryzen 5 3500U can still boot and troubleshoot without a discrete GPU.

Ryzen 5 3500U

2019

Why buy it

✅+0.5% higher PassMark.
✅Draws 15W instead of 65W, a 50W reduction.
✅100+% more PCIe lanes (12 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon Vega 8, while Core i5-8305G needs a discrete GPU.

Trade-offs

❌Smaller total L3 cache (4 MB vs 6 MB).

Quick Answers

So, is Ryzen 5 3500U better than Core i5-8305G?

It depends on what you want from the system. For gaming, Core i5-8305G is ahead with a 0.1% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Ryzen 5 3500U pulls ahead with 0.5% better PassMark. Core i5-8305G also has the bigger cache pool with 50% larger total L3 cache (6 MB vs 4 MB).

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Ryzen 5 3500U is the stronger fit. You are getting 0.5% better PassMark, backed by 4 cores and 8 threads.

Which one is the smarter buy today, not just the cheaper CPU?

Ryzen 5 3500U is the easy recommendation for a fresh desktop build. Ryzen 5 3500U comes in at an unclear MSRP at unclear MSRP versus $350 MSRP, and it still gives you 0.5% better PassMark. Core i5-8305G only looks good on raw value math because it is a cheap legacy laptop chip, not because it is a real desktop gaming recommendation. It simply does not keep up in modern games, especially when the gap is already 0.1% in the shared gaming data.

Which one is more future-proof for 2026 and beyond?

Ryzen 5 3500U makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2018) and more multi-core headroom with 4 cores / 8 threads instead of 4/8. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i5-8305G vs Ryzen 5 3500U Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Core i5-8305G

The Core i5-8305G is manufactured by Intel. It was released in 1 February 2018 (7 years ago). It is based on the Kaby Lake G (2018) architecture. It features 4 cores and 8 threads. Base frequency is 2.8 GHz, with boost up to 3.8 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA2270. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 6,801 points. Launch price was $149.

Ryzen 5 3500U

The Ryzen 5 3500U is manufactured by AMD. It was released in 6 January 2019 (6 years ago). It is based on the Picasso-U (Zen+) (2019−2020) architecture. It features 4 cores and 8 threads. Base frequency is 2.1 GHz, with boost up to 3.7 GHz. L3 cache: 4 MB (total). L2 cache: 512K (per core). Built on 12 nm process technology. Socket: FP5. Thermal design power (TDP): 15 Watt. Memory support: DDR4. Passmark benchmark score: 6,836 points. Launch price was $149.

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Processing Power

Both the Core i5-8305G and Ryzen 5 3500U share an identical 4-core/8-thread configuration. Boost clocks reach 3.8 GHz on the Core i5-8305G versus 3.7 GHz on the Ryzen 5 3500U — a 2.7% clock advantage for the Core i5-8305G (base: 2.8 GHz vs 2.1 GHz). The Core i5-8305G uses the Kaby Lake G (2018) architecture (14 nm), while the Ryzen 5 3500U uses Picasso-U (Zen+) (2019−2020) (12 nm). In PassMark, the Core i5-8305G scores 6,801 against the Ryzen 5 3500U's 6,836 — a 0.5% lead for the Ryzen 5 3500U. L3 cache: 6 MB (total) on the Core i5-8305G vs 4 MB (total) on the Ryzen 5 3500U.

Feature	Core i5-8305G	Ryzen 5 3500U
Cores / Threads	4 / 8	4 / 8
Boost Clock	3.8 GHz+3%	3.7 GHz
Base Clock	2.8 GHz+33%	2.1 GHz
L3 Cache	6 MB (total)+50%	4 MB (total)
L2 Cache	256K (per core)	512K (per core)+100%
Process	14 nm	12 nm-14%
Architecture	Kaby Lake G (2018)	Picasso-U (Zen+) (2019−2020)
PassMark	6,801	6,836
Cinebench R23 Multi	—	3,545
Geekbench 6 Single	—	876
Geekbench 6 Multi	—	1,898

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Memory & Platform

The Core i5-8305G uses the FCBGA2270 socket (PCIe 3.0), while the Ryzen 5 3500U uses FP5 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Core i5-8305G	Ryzen 5 3500U
Socket	FCBGA2270	FP5
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	—	DDR4-2400
Max RAM Capacity	—	64 GB
RAM Channels	—	2
ECC Support	—	No
PCIe Lanes	—	12

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Advanced Features

Virtualization: not specified (Core i5-8305G) / AMD-V (Ryzen 5 3500U). The Ryzen 5 3500U includes integrated graphics (Radeon Vega 8), while the Core i5-8305G requires a dedicated GPU. Primary use case: Ryzen 5 3500U targets Budget. Direct competitor: Ryzen 5 3500U rivals Core i5-10210U.