Core i5-8365U vs Core i5-10310U

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 i5-8365U vs Core i5-10310U 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 i5-8365U vs Core i5-10310U: Pros, Cons & Final Verdict

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

Core i5-8365U

2019

Why buy it

✅+1.3% higher PassMark.

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-10310U across 50 shared CPU benchmark tests.
❌1400% higher power demand at 15W vs 1W.
❌No integrated graphics, while Core i5-10310U can still boot and troubleshoot without a discrete GPU.

Core i5-10310U

2020

Why buy it

✅Better for gaming: +5.4% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 1W instead of 15W, a 14W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with UHD Graphics for 10th Gen, while Core i5-8365U needs a discrete GPU.

Trade-offs

❌Lower PassMark (5,864 vs 5,939).

Quick Answers

So, is Core i5-10310U better than Core i5-8365U?

It depends on what you want from the system. For gaming, Core i5-10310U is ahead with a 5.4% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i5-8365U pulls ahead with 1.3% better PassMark.

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

For streaming, content creation, and heavier multitasking, Core i5-8365U is the stronger fit. You are getting 1.3% better PassMark, backed by 4 cores and 8 threads.

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

Core i5-10310U still makes the most sense overall. Core i5-10310U comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 5.4% average FPS lead across 50 shared CPU game tests in our data.

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

Core i5-10310U makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2020 vs 2019). That makes it the safer long-term bet.

Core i5-8365U vs Core i5-10310U Technical Specifications

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

Core i5-8365U

The Core i5-8365U is manufactured by Intel. It was released in 16 April 2019 (6 years ago). It is based on the Whiskey Lake-U (2018−2019) architecture. It features 4 cores and 8 threads. Base frequency is 1.6 GHz, with boost up to 4.1 GHz. L3 cache: 6 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: FCBGA1528. Thermal design power (TDP): 15 Watt. Memory support: DDR4. Passmark benchmark score: 5,939 points. Launch price was $297.

Core i5-10310U

The Core i5-10310U is manufactured by Intel. It was released in 13 May 2020 (5 years ago). It is based on the Comet Lake-U (2019−2020) architecture. It features 4 cores and 8 threads. Base frequency is 1.7 GHz, with boost up to 4.4 GHz. L3 cache: 6 MB. L2 cache: 1 MB. Built on 14 nm process technology. Socket: FCBGA1528. Thermal design power (TDP): 15 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 5,864 points. Launch price was $149.

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Processing Power

Both the Core i5-8365U and Core i5-10310U share an identical 4-core/8-thread configuration. Boost clocks reach 4.1 GHz on the Core i5-8365U versus 4.4 GHz on the Core i5-10310U — a 7.1% clock advantage for the Core i5-10310U (base: 1.6 GHz vs 1.7 GHz). The Core i5-8365U uses the Whiskey Lake-U (2018−2019) architecture (14 nm), while the Core i5-10310U uses Comet Lake-U (2019−2020) (14 nm). In PassMark, the Core i5-8365U scores 5,939 against the Core i5-10310U's 5,864 — a 1.3% lead for the Core i5-8365U. L3 cache: 6 MB (total) on the Core i5-8365U vs 6 MB on the Core i5-10310U.

Feature	Core i5-8365U	Core i5-10310U
Cores / Threads	4 / 8	4 / 8
Boost Clock	4.1 GHz	4.4 GHz+7%
Base Clock	1.6 GHz	1.7 GHz+6%
L3 Cache	6 MB (total)	6 MB
L2 Cache	256 kB (per core)	1 MB+300%
Process	14 nm	14 nm
Architecture	Whiskey Lake-U (2018−2019)	Comet Lake-U (2019−2020)
PassMark	5,939+1%	5,864
Geekbench 6 Single	—	1,284

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Memory & Platform

Both processors use the FCBGA1528 socket with PCIe 3.0.

Feature	Core i5-8365U	Core i5-10310U
Socket	FCBGA1528	FCBGA1528
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	—	DDR4-2666
Max RAM Capacity	—	64 GB
RAM Channels	—	2
ECC Support	—	No
PCIe Lanes	—	16

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Advanced Features

Virtualization: not specified (Core i5-8365U) / VT-x, VT-d, EPT (Core i5-10310U). The Core i5-10310U includes integrated graphics (UHD Graphics for 10th Gen), while the Core i5-8365U requires a dedicated GPU. Primary use case: Core i5-10310U targets Business Laptop. Direct competitor: Core i5-10310U rivals Ryzen 5 PRO 4650U.