Core i7-1355U vs Ryzen 3 8300G

Core i7-1355U vs Ryzen 3 8300G Performance Spectrum

Core i7-1355U

10 / 12

14,116

0.0%

14,113

0.0%

Ryzen Threadripper 9960X

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 i7-1355U vs Ryzen 3 8300G 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 i7-1355U vs Ryzen 3 8300G: Pros, Cons & Final Verdict

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

Core i7-1355U

2023

Why buy it

✅Better for gaming: +13.0% higher average FPS across 50 shared CPU benchmark tests.
✅+50% larger total L3 cache (12 MB vs 8 MB).
✅Draws 15W instead of 65W, a 50W reduction.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Ryzen 3 8300G

2024

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-1355U across 50 shared CPU benchmark tests.
❌Lower PassMark (14,113 vs 14,116).
❌Smaller total L3 cache (8 MB vs 12 MB).
❌Launch MSRP is still $176 MSRP, while Core i7-1355U mostly shows up through inconsistent older-market listings.
❌333.3% higher power demand at 65W vs 15W.

Quick Answers

So, is Core i7-1355U better than Ryzen 3 8300G?

Yes. Core i7-1355U is the better all-around CPU here. It gives you a 13.0% average FPS lead across 50 shared CPU game tests in our data and 0% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i7-1355U is the better pick. According to our tests, it delivers 13.0% more average FPS across 50 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Core i7-1355U is the stronger fit. You are getting 0% better PassMark, backed by 10 cores and 12 threads. It also has the larger cache pool with 50% larger total L3 cache (12 MB vs 8 MB).

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

Core i7-1355U is still the faster CPU overall, but Ryzen 3 8300G is easier to justify if budget matters more than peak performance. Core i7-1355U comes in at an unclear MSRP at unclear MSRP versus $176 MSRP, and it still gives you a 13.0% average FPS lead across 50 shared CPU game tests in our data. Ryzen 3 8300G is also 100.0% better value on MSRP (80.2 vs 0.0 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

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

Ryzen 3 8300G makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2023). That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i7-1355U vs Ryzen 3 8300G Technical Specifications

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

Core i7-1355U

The Core i7-1355U is manufactured by Intel. It was released in 4 January 2023 (2 years ago). It is based on the Raptor Lake-U (2023) architecture. It features 10 cores and 12 threads. Base frequency is 1.7 GHz, with boost up to 5 GHz. L3 cache: 12 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 15 Watt. Memory support: DDR5-5200, DDR4-3200, LPDDR4x-4267. Passmark benchmark score: 14,116 points. Launch price was $469.

Ryzen 3 8300G

The Ryzen 3 8300G is manufactured by AMD. It was released in 8 January 2024 (1 year ago). It is based on the Phoenix2 (2024) architecture. It features 4 cores and 8 threads. Base frequency is 3.4 GHz, with boost up to 4.9 GHz. L3 cache: 8 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: AM5. Thermal design power (TDP): 65 Watt. Memory support: DDR5. Passmark benchmark score: 14,113 points. Launch price was $176.

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Processing Power

The Core i7-1355U packs 10 cores / 12 threads, while the Ryzen 3 8300G offers 4 cores / 8 threads — the Core i7-1355U has 6 more cores. Boost clocks reach 5 GHz on the Core i7-1355U versus 4.9 GHz on the Ryzen 3 8300G — a 2% clock advantage for the Core i7-1355U (base: 1.7 GHz vs 3.4 GHz). The Core i7-1355U uses the Raptor Lake-U (2023) architecture (Intel 7 nm), while the Ryzen 3 8300G uses Phoenix2 (2024) (4 nm). In PassMark, the Core i7-1355U scores 14,116 against the Ryzen 3 8300G's 14,113 — a 0% lead for the Core i7-1355U. L3 cache: 12 MB (total) on the Core i7-1355U vs 8 MB (total) on the Ryzen 3 8300G.

Feature	Core i7-1355U	Ryzen 3 8300G
Cores / Threads	10 / 12+150%	4 / 8
Boost Clock	5 GHz+2%	4.9 GHz
Base Clock	1.7 GHz	3.4 GHz+100%
L3 Cache	12 MB (total)+50%	8 MB (total)
L2 Cache	1.25 MB (per core)+25%	1 MB (per core)
Process	Intel 7 nm	4 nm-43%
Architecture	Raptor Lake-U (2023)	Phoenix2 (2024)
PassMark	14,116	14,113

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Memory & Platform

The Core i7-1355U uses the FCBGA1744 socket (PCIe 5.0), while the Ryzen 3 8300G uses AM5 (PCIe 4.0) — making them incompatible on the same motherboard.