Core i3-8145UE vs Ryzen 9 5900X

Core i3-8145UE

2 Cores4 Thrd15 WWMax: 3.9 GHz2018

Ryzen 9 5900X

12 Cores24 Thrd105 WWMax: 4.8 GHz2020

Performance Spectrum - CPU

Core i3-8145UE

2 / 4

4,021

0.0%

38,955

+868.8%

Ryzen Threadripper 9960X

Ryzen Threadripper PRO 9975WX

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.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. The Core i3-8145UE is positioned at rank #995 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. Components placed above yours deliver better value for money.

MSRP is the manufacturer's suggested retail price.•
Avg price is the current average price collected from markets across the web.

Performance Per Dollar Core i3-8145UE

#983

Atom x5-Z8300

MSRP: $20|Avg: N/A

2050%

#984

Atom Z3735G

MSRP: $17|Avg: N/A

2020%

#985

Core i5-480M

MSRP: $81|Avg: $77

1855%

#986

Core i5-460M

MSRP: $80|Avg: $129

1846%

#987

Core i5-2540M

MSRP: $266|Avg: $10

1829%

#989

Core i5-450M

MSRP: $32|Avg: $31

1767%

#990

Core i3-380M

MSRP: $49|Avg: $25

1694%

#991

Core i5-430M

MSRP: N/A|Avg: $33

1691%

#992

Core 2 Duo T6600

MSRP: N/A|Avg: $4

1646%

#995

Core i3-8145UE

MSRP: $281|Avg: $50

100%

#996

Core i7-4712MQ

MSRP: $378|Avg: $60

98%

#997

Core i7-3615QE

MSRP: $400|Avg: $100

98%

#998

Celeron M U3400

MSRP: $86|Avg: $5

98%

#999

3015Ce

MSRP: $150|Avg: $40

98%

#1000

Core i7-4700MQ

MSRP: $383|Avg: $50

98%

#1001

Athlon II M340

MSRP: $80|Avg: $15

97%

#1005

Pentium P6000

MSRP: $150|Avg: $90

96%

#1007

Core i7-3630QM

MSRP: $378|Avg: N/A

95%

#1008

Core i7-3610QM

MSRP: $378|Avg: N/A

95%

#1009

Core i3-1115GRE

MSRP: $338|Avg: $480

95%

#1010

Pentium A1020

MSRP: $86|Avg: $86

95%

Based on actual market prices and performance synthetic scores.

Performance Per Dollar Ryzen 9 5900X

#141

Core i9-13900K

MSRP: $599|Avg: $500

105%

#142

Core i3-14100

MSRP: $134|Avg: $131

104%

#143

Ryzen 5 3400G

MSRP: $149|Avg: $80

103%

#144

Core i7-10700KF

MSRP: $405|Avg: $160

103%

#145

Core i5-11600K

MSRP: $262|Avg: $170

103%

#146

Core i7-13700K

MSRP: $409|Avg: $400

103%

#147

Ryzen 5 PRO 3400G

MSRP: $149|Avg: $80

102%

#148

Ryzen 7 PRO 2700X

MSRP: $329|Avg: $150

102%

#149

Core i9-12900KS

MSRP: $739|Avg: $385

102%

#150

Ryzen 5 5500X3D

MSRP: $185|Avg: $180

101%

#151

Core Ultra 7 265T

MSRP: $384|Avg: $362

101%

#152

Ryzen 3 3200GE

MSRP: $85|Avg: $64

101%

#153

Core i3-9100T

MSRP: $122|Avg: $50

101%

#154

Ryzen 5 4600G

MSRP: $154|Avg: $143

100%

#155

Core i7-13700T

MSRP: $384|Avg: $250

100%

#156

Ryzen 9 5900X

MSRP: $549|Avg: $350

100%

#157

Core i7-13700F

MSRP: $359|Avg: $345

100%

#158

Core i5-13600T

MSRP: $255|Avg: $255

99%

#159

Ryzen 5 3400GE

MSRP: $149|Avg: $80

99%

#160

Core i7-12700F

MSRP: $314|Avg: $275

99%

#161

Core i5-9400

MSRP: $192|Avg: $85

99%

#162

Core i3-13100

MSRP: $134|Avg: $128

99%

#163

Core i9-10910

MSRP: $488|Avg: $200

96%

#164

Core i5-14600T

MSRP: $255|Avg: $255

96%

#165

Core i5-11500T

MSRP: $192|Avg: $120

95%

#166

Ryzen 7 5700X3D

MSRP: $249|Avg: $249

95%

#167

Ryzen 3 8300GE

MSRP: $129|Avg: $129

95%

#168

Core i3-13100T

MSRP: $134|Avg: $122

94%

#169

Core i5-10600T

MSRP: $213|Avg: $110

94%

#170

Ryzen 3 3200G

MSRP: $100|Avg: $67

94%

#171

Core Ultra 9 285

MSRP: $589|Avg: $550

94%

Based on actual market prices and performance synthetic scores.

Performance Comparison

About PassMark

🏆 Chipversus Verdict

🚀 Performance Leadership

Performance Leadership: The Ryzen 9 5900X delivers superior performance across the board. It outperforms the Core i3-8145UE in both compute-intensive tasks (162.6% faster) and gaming workloads.

Insight	Core i3-8145UE	Ryzen 9 5900X
Gaming	❌ Lower gaming performance	✅ Superior gaming performance
Workstation	❌ Weaker in multi-core tasks	✅ Better multi-core power
Price	✅ More affordable ($50)	⚠️ Higher cost ($350)
Longevity	✨ Modern (Whiskey Lake-U (2018−2019) / 10 nm)	✨ Modern (Vermeer (Zen3) (2020−2022) / 7 nm, 12 nm)

💎 Value Proposition

Efficiency: The Ryzen 9 5900X leads not only in performance but also in value. It delivers superior performance at a comparable price point.

Insight	Core i3-8145UE	Ryzen 9 5900X
Cost Efficiency	❌ Lower cost efficiency	✅ Better overall value (+38%)
Upfront Cost	✅ More affordable ($50)	⚠️ Higher cost ($350)

Performance Check

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 i3-8145UE Benchmark Check

Ryzen 9 5900X Benchmark Check

Technical Specifications

Side-by-side comparison of Core i3-8145UE and Ryzen 9 5900X

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 9 5900X

The Ryzen 9 5900X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen3) (2020−2022) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 GHz, with boost up to 4.8 GHz. L3 cache: 64 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4-3200. Passmark benchmark score: 38,955 points. Launch price was $549.

⚡

Processing Power

The Core i3-8145UE packs 2 cores / 4 threads, while the Ryzen 9 5900X offers 12 cores / 24 threads — the Ryzen 9 5900X has 10 more cores. Boost clocks reach 3.9 GHz on the Core i3-8145UE versus 4.8 GHz on the Ryzen 9 5900X — a 20.7% clock advantage for the Ryzen 9 5900X (base: 2.2 GHz vs 3.7 GHz). The Core i3-8145UE uses the Whiskey Lake-U (2018−2019) architecture (10 nm), while the Ryzen 9 5900X uses Vermeer (Zen3) (2020−2022) (7 nm, 12 nm). In PassMark, the Core i3-8145UE scores 4,021 against the Ryzen 9 5900X's 38,955 — a 162.6% lead for the Ryzen 9 5900X. Cinebench R23 multi-core: 2,356 vs 21,000 (159.7% advantage for the Ryzen 9 5900X). Geekbench 6 single-core — the metric most relevant to gaming — records 1,218 vs 2,174, a 56.4% lead for the Ryzen 9 5900X that directly translates to higher frame rates. Multi-core Geekbench: 2,356 vs 11,888 (133.8% advantage for the Ryzen 9 5900X). L3 cache: 4 MB (total) on the Core i3-8145UE vs 64 MB on the Ryzen 9 5900X.

Feature	Core i3-8145UE	Ryzen 9 5900X
Cores / Threads	2 / 4	12 / 24+500%
Boost Clock	3.9 GHz	4.8 GHz+23%
Base Clock	2.2 GHz	3.7 GHz+68%
L3 Cache	4 MB (total)	64 MB+1500%
L2 Cache	256 kB (per core)	512K (per core)+100%
Process	10 nm	7 nm, 12 nm-30%
Architecture	Whiskey Lake-U (2018−2019)	Vermeer (Zen3) (2020−2022)
PassMark	4,021	38,955+869%
Cinebench R23 Multi	2,356	21,000+791%
Geekbench 6 Single	1,218	2,174+78%
Geekbench 6 Multi	2,356	11,888+405%

🧠

Memory & Platform

The Core i3-8145UE uses the FCBGA1528 socket (PCIe 3.0), while the Ryzen 9 5900X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR4-2400 memory speed. The Ryzen 9 5900X supports up to 128 GB of RAM compared to 64 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i3-8145UE) vs 24 (Ryzen 9 5900X) — the Ryzen 9 5900X offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Whiskey Lake (Core i3-8145UE) and A320,B350,X370,B450,X470,B550,X570 (Ryzen 9 5900X).

Feature	Core i3-8145UE	Ryzen 9 5900X
Socket	FCBGA1528	AM4
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR4-2400	DDR4-3200
Max RAM Capacity	64 GB	128 GB+100%
RAM Channels	2	2
ECC Support	❌	✅
PCIe Lanes	16	24+50%

🔧

Advanced Features

Only the Ryzen 9 5900X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: VT-x, VT-d (Core i3-8145UE) vs AMD-V (Ryzen 9 5900X). The Core i3-8145UE includes integrated graphics (UHD 620), while the Ryzen 9 5900X requires a dedicated GPU. Primary use case: Core i3-8145UE targets Budget, Ryzen 9 5900X targets Workstation. Direct competitor: Core i3-8145UE rivals Ryzen 3 3200U; Ryzen 9 5900X rivals Core i9-12900K.

Feature	Core i3-8145UE	Ryzen 9 5900X
Integrated GPU	Yes	No
IGPU Model	UHD 620	—
Unlocked	No	Yes
AVX-512	No	No
Virtualization	VT-x, VT-d	AMD-V
Target Use	Budget	Workstation

💰

Value Analysis

The Core i3-8145UE launched at $281 MSRP, while the Ryzen 9 5900X debuted at $549. At current prices ($50 vs $350), the Core i3-8145UE is $300 cheaper. In terms of value (PassMark points per dollar), the Core i3-8145UE delivers 80.4 pts/$ vs 111.3 pts/$ for the Ryzen 9 5900X — making the Ryzen 9 5900X the 32.2% better value option.