Core i3-8145UE vs Ryzen 7 3700X

CPU

GPU

Core i3-8145UE

2 Cores4 Thrd15 WWMax: 3.9 GHz2018

Similar parts

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Ryzen 7 3700X

8 Cores16 Thrd65 WWMax: 4.4 GHz2019

Ryzen family

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Core i3-8145UE vs Ryzen 7 3700X Performance Spectrum

Core i3-8145UE

2 / 4

4,021

0.0%

22,430

+457.8%

Ryzen Threadripper PRO 3955WX

Ryzen 9 9900X3D

Ryzen Threadripper PRO 5975WX

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 i3-8145UE vs Ryzen 7 3700X 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 i3-8145UE vs Ryzen 7 3700X: Pros, Cons & Final Verdict

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

Core i3-8145UE

2018

Why buy it

✅Costs $48 less on MSRP ($281 MSRP vs $329 MSRP).
✅Draws 15W instead of 65W, a 50W reduction.
✅Integrated graphics onboard with UHD 620, while Ryzen 7 3700X needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 3700X across 50 shared CPU benchmark tests.
❌Lower PassMark (4,021 vs 22,430).
❌Smaller total L3 cache (4 MB vs 32 MB).
❌Lower PassMark per dollar, at 14.3 vs 68.2 PassMark/$ ($281 MSRP vs $329 MSRP).

Ryzen 7 3700X

2019

Why buy it

✅Better for gaming: +224.1% higher average FPS across 50 shared CPU benchmark tests.
✅+700% larger total L3 cache (32 MB vs 4 MB).
✅Delivers 376.4% more PassMark for each dollar spent, at 68.2 vs 14.3 PassMark/$ ($329 MSRP vs $281 MSRP).
✅50% more PCIe lanes (24 vs 16) for storage and expansion-heavy builds.

Trade-offs

❌
17.1% HIGHER MSRP
$329 MSRPvs$281 MSRP
❌333.3% higher power demand at 65W vs 15W.
❌No integrated graphics, while Core i3-8145UE can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Ryzen 7 3700X better than Core i3-8145UE?

Yes. Ryzen 7 3700X is the better all-around CPU here. It gives you a 224.1% average FPS lead across 50 shared CPU game tests in our data, 457.8% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Ryzen 7 3700X is the better pick. According to our tests, it delivers 224.1% 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, Ryzen 7 3700X is the stronger fit. You are getting 457.8% better PassMark, backed by 8 cores and 16 threads. It also has the larger cache pool with 700% larger total L3 cache (32 MB vs 4 MB).

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

Ryzen 7 3700X is the better buy right now. Ryzen 7 3700X comes in 17.1% more expensive on MSRP at $329 MSRP versus $281 MSRP, and it still gives you a 224.1% average FPS lead across 50 shared CPU game tests in our data. It is also 376.4% better value on MSRP (68.2 vs 14.3 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Ryzen 7 3700X makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2018), 700% larger total L3 cache (32 MB vs 4 MB), and more multi-core headroom with 8 cores / 16 threads instead of 2/4. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i3-8145UE vs Ryzen 7 3700X Technical Specifications

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

Core i3-8145UE

The Core i3-8145UE is manufactured by Intel. It was released in 1 October 2018 (7 years ago). It is based on the Whiskey Lake-U (2018−2019) architecture. It features 2 cores and 4 threads. Base frequency is 2.2 GHz, with boost up to 3.9 GHz. L3 cache: 4 MB (total). L2 cache: 256 kB (per core). Built on 10 nm process technology. Socket: FCBGA1528. Thermal design power (TDP): 15 Watt. Memory support: DDR4. Passmark benchmark score: 4,021 points. Launch price was $69.

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.

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Processing Power

The Core i3-8145UE packs 2 cores / 4 threads, while the Ryzen 7 3700X offers 8 cores / 16 threads — the Ryzen 7 3700X has 6 more cores. Boost clocks reach 3.9 GHz on the Core i3-8145UE versus 4.4 GHz on the Ryzen 7 3700X — a 12% clock advantage for the Ryzen 7 3700X (base: 2.2 GHz vs 3.6 GHz). The Core i3-8145UE uses the Whiskey Lake-U (2018−2019) architecture (10 nm), while the Ryzen 7 3700X uses Matisse (Zen 2) (2019−2020) (7 nm, 12 nm). In PassMark, the Core i3-8145UE scores 4,021 against the Ryzen 7 3700X's 22,430 — a 139.2% lead for the Ryzen 7 3700X. L3 cache: 4 MB (total) on the Core i3-8145UE vs 32 MB on the Ryzen 7 3700X.

Feature	Core i3-8145UE	Ryzen 7 3700X
Cores / Threads	2 / 4	8 / 16+300%
Boost Clock	3.9 GHz	4.4 GHz+13%
Base Clock	2.2 GHz	3.6 GHz+64%
L3 Cache	4 MB (total)	32 MB+700%
L2 Cache	256 kB (per core)	512K (per core)+100%
Process	10 nm	7 nm, 12 nm-30%
Architecture	Whiskey Lake-U (2018−2019)	Matisse (Zen 2) (2019−2020)
PassMark	4,021	22,430+458%
Cinebench R23 Multi	2,356	—
Geekbench 6 Single	1,218	—
Geekbench 6 Multi	2,356	—

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Memory & Platform

The Core i3-8145UE uses the FCBGA1528 socket (PCIe 3.0), while the Ryzen 7 3700X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2400 on the Core i3-8145UE versus DDR4-3200 on the Ryzen 7 3700X — the Ryzen 7 3700X supports 33.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 7 3700X supports up to 128 GB of RAM compared to 64 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i3-8145UE) vs 24 (Ryzen 7 3700X) — the Ryzen 7 3700X offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Whiskey Lake (Core i3-8145UE) and AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 3700X).

Feature	Core i3-8145UE	Ryzen 7 3700X
Socket	FCBGA1528	AM4
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR4-2400	DDR4-3200+33%
Max RAM Capacity	64 GB	128 GB+100%
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	16	24+50%

🔧

Advanced Features

Virtualization: VT-x, VT-d (Core i3-8145UE) / not specified (Ryzen 7 3700X). The Core i3-8145UE includes integrated graphics (UHD 620), while the Ryzen 7 3700X requires a dedicated GPU. Primary use case: Core i3-8145UE targets Budget. Direct competitor: Core i3-8145UE rivals Ryzen 3 3200U.

Feature	Core i3-8145UE	Ryzen 7 3700X
Integrated GPU	Yes	No
IGPU Model	UHD 620	—
Unlocked	No	—
AVX-512	No	—
Virtualization	VT-x, VT-d	—
Target Use	Budget	—

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Value Analysis

At launch, the Core i3-8145UE was priced at $281, while the Ryzen 7 3700X came in at $329. On launch pricing ($281 vs $329), Core i3-8145UE was $48 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i3-8145UE delivers 14.3 pts/$ vs 68.2 pts/$ for the Ryzen 7 3700X — making the Ryzen 7 3700X the 130.6% better value option.

Feature	Core i3-8145UE	Ryzen 7 3700X
MSRP	$281-15%	$329
Performance per Dollar	14.3	68.2+377%
Release Date	2018	2019

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