Ryzen 7 3700X vs U300

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.

Ryzen 7 3700X

2019

Why buy it

✅Better for gaming: +85.3% higher average FPS across 6 shared CPU benchmark tests.
✅+300% larger total L3 cache (32 MB vs 8 MB).
✅100+% more PCIe lanes (24 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Launch MSRP is still $329 MSRP, while U300 mostly shows up through inconsistent older-market listings.
❌18.2% higher power demand at 65W vs 55W.
❌Older platform position on AM4 with DDR4, while U300 moves to FCBGA1744 and DDR5.

U300

2023

Why buy it

✅Draws 55W instead of 65W, a 10W reduction.
✅Newer platform on FCBGA1744 with DDR5 support instead of AM4 and DDR4.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 3700X across 6 shared CPU benchmark tests.
❌Lower PassMark (8,492 vs 22,430).
❌Smaller total L3 cache (8 MB vs 32 MB).

Ryzen 7 3700X

2019

U300

2023

Why buy it

✅Better for gaming: +85.3% higher average FPS across 6 shared CPU benchmark tests.
✅+300% larger total L3 cache (32 MB vs 8 MB).
✅100+% more PCIe lanes (24 vs 0) for storage and expansion-heavy builds.

Why buy it

✅Draws 55W instead of 65W, a 10W reduction.
✅Newer platform on FCBGA1744 with DDR5 support instead of AM4 and DDR4.

Trade-offs

❌Launch MSRP is still $329 MSRP, while U300 mostly shows up through inconsistent older-market listings.
❌18.2% higher power demand at 65W vs 55W.
❌Older platform position on AM4 with DDR4, while U300 moves to FCBGA1744 and DDR5.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 3700X across 6 shared CPU benchmark tests.
❌Lower PassMark (8,492 vs 22,430).
❌Smaller total L3 cache (8 MB vs 32 MB).

Quick Answers

So, is Ryzen 7 3700X better than U300?

Yes. Ryzen 7 3700X is the better overall CPU here. You are getting a 85.3% average FPS lead across 6 shared CPU game tests in our data and 164.1% better PassMark, which makes it the stronger all-around choice.

Which one is better for gaming?

If gaming is the priority, Ryzen 7 3700X is the better pick here. According to our tests, it delivers 85.3% more average FPS across 6 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Ryzen 7 3700X is the better fit. You are getting 164.1% better PassMark, backed by 8 cores and 16 threads. It also carries the larger cache pool with 300% larger total L3 cache (32 MB vs 8 MB).

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

Ryzen 7 3700X is the smarter buy today. Ryzen 7 3700X is at an unclear MSRP at $329 MSRP versus unclear MSRP, and it gives you a 85.3% average FPS lead across 6 shared CPU game tests in our data. It is also 100.0% better value on MSRP (68.2 vs 0.0 PassMark/$), so the better CPU is not just faster, it is also the cleaner value play on paper.

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

U300 is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2019) and a healthier platform with FCBGA1744 and DDR5 instead of AM4. 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.

Ryzen 7 3700X Benchmark Check

U300 Benchmark Check

Path of Exile 2

Preset	Ryzen 7 3700X	U300
1080p
low	200 FPS	182 FPS
medium	163 FPS	145 FPS
high	137 FPS	115 FPS
ultra	110 FPS	94 FPS
1440p
low	156 FPS	150 FPS
medium	121 FPS	118 FPS
high	100 FPS	94 FPS
ultra	80 FPS	77 FPS
4K
low	84 FPS	84 FPS
medium	71 FPS	72 FPS
high	56 FPS	57 FPS
ultra	44 FPS	44 FPS

Open Ryzen 7 3700X Open U300

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 7 3700X	U300
1080p
low	561 FPS	212 FPS
medium	525 FPS	212 FPS
high	428 FPS	212 FPS
ultra	383 FPS	200 FPS
1440p
low	545 FPS	212 FPS
medium	471 FPS	212 FPS
high	394 FPS	209 FPS
ultra	337 FPS	177 FPS
4K
low	350 FPS	212 FPS
medium	304 FPS	183 FPS
high	274 FPS	153 FPS
ultra	242 FPS	128 FPS

Open Ryzen 7 3700X Open U300

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 7 3700X	U300
1080p
low	561 FPS	212 FPS
medium	561 FPS	212 FPS
high	561 FPS	212 FPS
ultra	561 FPS	212 FPS
1440p
low	561 FPS	212 FPS
medium	561 FPS	212 FPS
high	538 FPS	212 FPS
ultra	470 FPS	212 FPS
4K
low	499 FPS	212 FPS
medium	394 FPS	212 FPS
high	343 FPS	212 FPS
ultra	275 FPS	168 FPS

Open Ryzen 7 3700X Open U300

League of Legends

League of Legends

Valorant

Preset	Ryzen 7 3700X	U300
1080p
low	561 FPS	212 FPS
medium	561 FPS	212 FPS
high	561 FPS	212 FPS
ultra	561 FPS	212 FPS
1440p
low	561 FPS	212 FPS
medium	561 FPS	212 FPS
high	561 FPS	212 FPS
ultra	555 FPS	212 FPS
4K
low	561 FPS	212 FPS
medium	501 FPS	212 FPS
high	447 FPS	212 FPS
ultra	396 FPS	212 FPS

Open Ryzen 7 3700X Open U300

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 7 3700X and U300

Ryzen 7 3700X

The Ryzen 7 3700X is manufactured by AMD. It was released in 7 July 2019 (6 years ago). It is based on the Matisse (Zen 2) (2019−2020) architecture. It features 8 cores and 16 threads. Base frequency is 3.6 GHz, with boost up to 4.4 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4 Dual-channel. Passmark benchmark score: 22,430 points. Launch price was $329.

U300

The U300 is manufactured by Intel. It was released in 1 January 2023 (2 years ago). It features 5 cores and 6 threads. Max frequency: 4.4 GHz. L3 cache: 8 MB Intel® Smart Cache. Built on Intel 7 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 55 Watt. Memory support: DDR5-5200, DDR4-3200, LPDDR4x-4267. Passmark benchmark score: 8,492 points. Launch price was $149.

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Processing Power

The Ryzen 7 3700X packs 8 cores / 16 threads, while the U300 offers 5 cores / 6 threads — the Ryzen 7 3700X has 3 more cores. Boost clocks reach 4.4 GHz on the Ryzen 7 3700X versus 4.4 GHz on the U300 — identical boost frequencies. The Ryzen 7 3700X is built on the Matisse (Zen 2) (2019−2020) architecture. In PassMark, the Ryzen 7 3700X scores 22,430 against the U300's 8,492 — a 90.1% lead for the Ryzen 7 3700X. L3 cache: 32 MB on the Ryzen 7 3700X vs 8 MB Intel® Smart Cache on the U300.

Feature	Ryzen 7 3700X	U300
Cores / Threads	8 / 16+60%	5 / 6
Boost Clock	4.4 GHz	4.4 GHz
Base Clock	3.6 GHz	—
L3 Cache	32 MB+300%	8 MB Intel® Smart Cache
L2 Cache	512K (per core)	—
Process	7 nm, 12 nm	Intel 7 nm
Architecture	Matisse (Zen 2) (2019−2020)	—
PassMark	22,430+164%	8,492

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Memory & Platform

The Ryzen 7 3700X uses the AM4 socket (PCIe 4.0), while the U300 uses FCBGA1744 (PCIe 4.0) — making them incompatible on the same motherboard.