Core i7-1355U vs Ryzen 3 8300G

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.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, productivity performance, platform differences, power efficiency, pricing context, and upgrade path so you can see which CPU actually makes more sense.

Core i7-1355U

2023

Why buy it

✅Better for gaming: +11.1% higher average FPS across 35 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 35 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.

Core i7-1355U

2023

Ryzen 3 8300G

2024

Why buy it

✅Better for gaming: +11.1% higher average FPS across 35 shared CPU benchmark tests.
✅+50% larger total L3 cache (12 MB vs 8 MB).
✅Draws 15W instead of 65W, a 50W reduction.

Why buy it

Trade-offs

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

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-1355U across 35 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 overall CPU here. You are getting a 11.1% average FPS lead across 35 shared CPU game tests in our data and 0% better PassMark, which makes it the stronger all-around choice.

Which one is better for gaming?

If gaming is the priority, Core i7-1355U is the better pick here. According to our tests, it delivers 11.1% more average FPS across 35 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 better fit. You are getting 0% better PassMark, backed by 10 cores and 12 threads. It also carries 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 makes more sense if price matters more than absolute performance. Core i7-1355U is at an unclear MSRP at unclear MSRP versus $176 MSRP, and it gives you a 11.1% average FPS lead across 35 shared CPU game tests in our data. Ryzen 3 8300G is also 100.0% better value on MSRP (80.2 vs 0.0 PassMark/$), which is why it is easier to justify for price-conscious builds on paper.

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

Ryzen 3 8300G is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2023). That should give you a better long-term upgrade path for motherboard, RAM, and future CPU swaps.

Games Benchmarks

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Core i7-1355U Benchmark Check

Ryzen 3 8300G Benchmark Check

Path of Exile 2

Preset	Core i7-1355U	Ryzen 3 8300G
1080p
low	280 FPS	262 FPS
medium	250 FPS	232 FPS
high	212 FPS	199 FPS
ultra	182 FPS	168 FPS
1440p
low	234 FPS	229 FPS
medium	188 FPS	184 FPS
high	155 FPS	152 FPS
ultra	136 FPS	132 FPS
4K
low	164 FPS	159 FPS
medium	133 FPS	129 FPS
high	103 FPS	99 FPS
ultra	90 FPS	86 FPS

Open Core i7-1355U Open Ryzen 3 8300G

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i7-1355U	Ryzen 3 8300G
1080p
low	243 FPS	347 FPS
medium	201 FPS	280 FPS
high	182 FPS	245 FPS
ultra	161 FPS	206 FPS
1440p
low	217 FPS	286 FPS
medium	187 FPS	238 FPS
high	169 FPS	214 FPS
ultra	144 FPS	176 FPS
4K
low	163 FPS	212 FPS
medium	146 FPS	183 FPS
high	139 FPS	153 FPS
ultra	119 FPS	124 FPS

Open Core i7-1355U Open Ryzen 3 8300G

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i7-1355U	Ryzen 3 8300G
1080p
low	353 FPS	353 FPS
medium	353 FPS	353 FPS
high	353 FPS	353 FPS
ultra	353 FPS	353 FPS
1440p
low	353 FPS	353 FPS
medium	353 FPS	353 FPS
high	353 FPS	353 FPS
ultra	353 FPS	353 FPS
4K
low	353 FPS	353 FPS
medium	353 FPS	353 FPS
high	353 FPS	352 FPS
ultra	347 FPS	292 FPS

Open Core i7-1355U Open Ryzen 3 8300G

League of Legends

League of Legends

Valorant

Preset	Core i7-1355U	Ryzen 3 8300G
1080p
low	353 FPS	353 FPS
medium	353 FPS	353 FPS
high	353 FPS	353 FPS
ultra	353 FPS	353 FPS
1440p
low	353 FPS	353 FPS
medium	353 FPS	353 FPS
high	353 FPS	353 FPS
ultra	353 FPS	353 FPS
4K
low	353 FPS	353 FPS
medium	353 FPS	353 FPS
high	353 FPS	353 FPS
ultra	353 FPS	353 FPS

Open Core i7-1355U Open Ryzen 3 8300G

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i7-1355U and Ryzen 3 8300G

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.