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 Core i5-4590T 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 Core i5-4590T: 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

✅Draws 15W instead of 35W, a 20W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-4590T across 50 shared CPU benchmark tests.
❌Lower PassMark (4,021 vs 4,064).
❌Smaller total L3 cache (4 MB vs 6 MB).
❌Lower PassMark per dollar, at 14.3 vs 21.2 PassMark/$ ($281 MSRP vs $192 MSRP).
❌No boxed cooler included, unlike Core i5-4590T.

Core i5-4590T

2014

Why buy it

✅Better for gaming: +5.2% higher average FPS across 50 shared CPU benchmark tests.
✅+50% larger total L3 cache (6 MB vs 4 MB).
✅Costs $89 less on MSRP ($192 MSRP vs $281 MSRP).
✅Delivers 47.9% more PassMark for each dollar spent, at 21.2 vs 14.3 PassMark/$ ($192 MSRP vs $281 MSRP).
✅Includes a boxed cooler (Yes), unlike Core i3-8145UE.

Trade-offs

❌133.3% higher power demand at 35W vs 15W.

Quick Answers

So, is Core i5-4590T better than Core i3-8145UE?

Yes. Core i5-4590T is the better all-around CPU here. It gives you a 5.2% average FPS lead across 50 shared CPU game tests in our data and 1.1% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i5-4590T is the better pick. According to our tests, it delivers 5.2% 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 i5-4590T is the stronger fit. You are getting 1.1% better PassMark, backed by 4 cores and 4 threads. It also has the larger cache pool with 50% larger total L3 cache (6 MB vs 4 MB).

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

Core i5-4590T is the better buy right now. Core i5-4590T comes in $89 cheaper on MSRP at $192 MSRP versus $281 MSRP, and it still gives you a 5.2% average FPS lead across 50 shared CPU game tests in our data. It is also 47.9% better value on MSRP (21.2 vs 14.3 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Core i3-8145UE makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2018 vs 2014). That makes it the safer long-term bet.

Core i3-8145UE vs Core i5-4590T 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.

Core i5-4590T

The Core i5-4590T is manufactured by Intel. It was released in 11 May 2014 (11 years ago). It is based on the Haswell (2013−2015) architecture. It features 4 cores and 4 threads. Base frequency is 2 GHz, with boost up to 3 GHz. L3 cache: 6 MB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 35 Watt. Memory support: DDR3-1333/1600, DDR3L-1333/1600. Passmark benchmark score: 4,064 points. Launch price was $192.

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Processing Power

The Core i3-8145UE packs 2 cores / 4 threads, while the Core i5-4590T offers 4 cores / 4 threads — the Core i5-4590T has 2 more cores. Boost clocks reach 3.9 GHz on the Core i3-8145UE versus 3 GHz on the Core i5-4590T — a 26.1% clock advantage for the Core i3-8145UE (base: 2.2 GHz vs 2 GHz). The Core i3-8145UE uses the Whiskey Lake-U (2018−2019) architecture (10 nm), while the Core i5-4590T uses Haswell (2013−2015) (22 nm). In PassMark, the Core i3-8145UE scores 4,021 against the Core i5-4590T's 4,064 — a 1.1% lead for the Core i5-4590T. Geekbench 6 single-core — the metric most relevant to gaming — records 1,218 vs 917, a 28.2% lead for the Core i3-8145UE that directly translates to higher frame rates. L3 cache: 4 MB (total) on the Core i3-8145UE vs 6 MB (total) on the Core i5-4590T.

Feature	Core i3-8145UE	Core i5-4590T
Cores / Threads	2 / 4	4 / 4+100%
Boost Clock	3.9 GHz+30%	3 GHz
Base Clock	2.2 GHz+10%	2 GHz
L3 Cache	4 MB (total)	6 MB (total)+50%
L2 Cache	256 kB (per core)	256 kB (per core)
Process	10 nm-55%	22 nm
Architecture	Whiskey Lake-U (2018−2019)	Haswell (2013−2015)
PassMark	4,021	4,064+1%
Cinebench R23 Multi	2,356	—
Geekbench 6 Single	1,218+33%	917
Geekbench 6 Multi	2,356	—

🧠

Memory & Platform

The Core i3-8145UE uses the FCBGA1528 socket (PCIe 3.0), while the Core i5-4590T uses LGA1150 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2400 on the Core i3-8145UE versus DDR3-1600 on the Core i5-4590T — the Core i3-8145UE supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i3-8145UE supports up to 64 GB of RAM compared to 32 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: Whiskey Lake (Core i3-8145UE) and B85,Q85,H81,Q87,H87,Z87,H97,Z97 (Core i5-4590T).

Feature	Core i3-8145UE	Core i5-4590T
Socket	FCBGA1528	LGA1150
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	DDR4-2400+50%	DDR3-1600
Max RAM Capacity	64 GB+100%	32 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16	16

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Advanced Features

Neither processor supports overclocking. Virtualization support: VT-x, VT-d (Core i3-8145UE) vs VT-x, VT-d, EPT (Core i5-4590T). Both include integrated graphics — UHD 620 (Core i3-8145UE) and HD Graphics 4600 (Core i5-4590T) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i3-8145UE targets Budget, Core i5-4590T targets Low Power Desktop. Direct competitor: Core i3-8145UE rivals Ryzen 3 3200U; Core i5-4590T rivals A8-7600.

Feature	Core i3-8145UE	Core i5-4590T
Integrated GPU	Yes	Yes
IGPU Model	UHD 620	HD Graphics 4600
Unlocked	No	No
AVX-512	No	No
Virtualization	VT-x, VT-d	VT-x, VT-d, EPT
Target Use	Budget	Low Power Desktop

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Value Analysis

At launch, the Core i3-8145UE was priced at $281, while the Core i5-4590T came in at $192. On launch pricing ($281 vs $192), Core i5-4590T was $89 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i3-8145UE delivers 14.3 pts/$ vs 21.2 pts/$ for the Core i5-4590T — making the Core i5-4590T the 38.7% better value option.

Feature	Core i3-8145UE	Core i5-4590T
MSRP	$281	$192-32%
Performance per Dollar	14.3	21.2+48%
Release Date	2018	2014

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