Core i7-1265U vs Xeon E-2146G

Core i7-1265U

10 Cores12 Thrd15 WWMax: 4.8 GHz2022

Xeon E-2146G

6 Cores12 Thrd80 WWMax: 4.5 GHz2018

Performance Spectrum - CPU

Core i7-1265U

10 / 12

13,282

+0.3%

13,240

0.0%

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. 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 i7-1265U

#184

Core Ultra 7 266V

MSRP: $520|Avg: $520

126%

#185

Ryzen 7 5825C

MSRP: $400|Avg: $400

123%

#187

Core Ultra 9 288V

MSRP: $600|Avg: $600

114%

#188

Core i7-10870H

MSRP: $417|Avg: N/A

114%

#198

Core i7-1265U

MSRP: N/A|Avg: N/A

100%

Based on actual market prices and performance synthetic scores.

Performance Per Dollar Xeon E-2146G

#201

Xeon Gold 6248R

MSRP: $2700|Avg: N/A

103%

#210

EPYC 8224P

MSRP: $855|Avg: $1048

100%

#212

Xeon E-2146G

MSRP: N/A|Avg: N/A

100%

#214

Xeon 6521P

MSRP: $1250|Avg: $1250

98%

#215

Xeon E-2456

MSRP: N/A|Avg: $289

98%

#218

Xeon Gold 5512U

MSRP: $1230|Avg: N/A

95%

#219

Xeon D-1733NT

MSRP: $300|Avg: $300

93%

#220

Xeon 6520P

MSRP: $1295|Avg: $1295

93%

#221

Xeon Gold 6314U

MSRP: $2977|Avg: N/A

92%

#222

Xeon E-2478

MSRP: $568|Avg: $269

92%

#223

Xeon W-1390

MSRP: $494|Avg: $400

91%

#225

Xeon W-1250

MSRP: $285|Avg: $333

91%

#226

EPYC 9135

MSRP: $1214|Avg: $95

90%

#227

Xeon E-2378

MSRP: $362|Avg: $562

89%

Based on actual market prices and performance synthetic scores.

Performance Comparison

About PassMark

🏆 Chipversus Verdict

🚀 Performance Leadership

Use Case Distinction: This is a comparison between a Professional Workstation processor ($0) and a Consumer Desktop CPU. The Xeon E-2146G is engineered for massive parallel workloads (rendering, scientific simulations), offering significantly higher core counts.

Insight	Core i7-1265U	Xeon E-2146G
Gaming	✅ Superior gaming performance	❌ Lower gaming performance
Workstation	✅ Better multi-core power	❌ Weaker in multi-core tasks
Price	Equivalent pricing	Equivalent pricing
Longevity	✨ Modern (Alder Lake-U (2022) / Intel 7 nm)	✨ Modern (Coffee Lake-S WS (2018−2019) / 14 nm)

💎 Value Proposition

The Core i7-1265U ($0), however, is optimized for mixed workloads and gaming. For most users, it offers superior single-thread performance and responsiveness at a fraction of the cost ($0 less, NaN% cheaper), making it the better choice for daily use and gaming.

Insight	Core i7-1265U	Xeon E-2146G
Cost Efficiency	❌ Lower cost efficiency	❌ Lower cost efficiency
Upfront Cost	Equivalent pricing	Equivalent pricing

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 i7-1265U Benchmark Check

Xeon E-2146G Benchmark Check

Technical Specifications

Side-by-side comparison of Core i7-1265U and Xeon E-2146G

Core i7-1265U

The Core i7-1265U is manufactured by Intel. It was released in 23 February 2022 (3 years ago). It is based on the Alder Lake-U (2022) architecture. It features 10 cores and 12 threads. Base frequency is 1.8 GHz, with boost up to 4.8 GHz. L3 cache: 12 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 15 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 13,282 points. Launch price was $149.

Xeon E-2146G

The Xeon E-2146G is manufactured by Intel. It was released in 12 July 2018 (7 years ago). It is based on the Coffee Lake-S WS (2018−2019) architecture. It features 6 cores and 12 threads. Base frequency is 3.5 GHz, with boost up to 4.5 GHz. L3 cache: 12 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 80 Watt. Memory support: DDR4-2666. Passmark benchmark score: 13,240 points. Launch price was $317.

⚡

Processing Power

The Core i7-1265U packs 10 cores / 12 threads, while the Xeon E-2146G offers 6 cores / 12 threads — the Core i7-1265U has 4 more cores. Boost clocks reach 4.8 GHz on the Core i7-1265U versus 4.5 GHz on the Xeon E-2146G — a 6.5% clock advantage for the Core i7-1265U (base: 1.8 GHz vs 3.5 GHz). The Core i7-1265U uses the Alder Lake-U (2022) architecture (Intel 7 nm), while the Xeon E-2146G uses Coffee Lake-S WS (2018−2019) (14 nm). In PassMark, the Core i7-1265U scores 13,282 against the Xeon E-2146G's 13,240 — a 0.3% lead for the Core i7-1265U. Both processors carry 12 MB (total) of L3 cache.

Feature	Core i7-1265U	Xeon E-2146G
Cores / Threads	10 / 12+67%	6 / 12
Boost Clock	4.8 GHz+7%	4.5 GHz
Base Clock	1.8 GHz	3.5 GHz+94%
L3 Cache	12 MB (total)	12 MB (total)
L2 Cache	1.25 MB (per core)+400%	256 kB (per core)
Process	Intel 7 nm-50%	14 nm
Architecture	Alder Lake-U (2022)	Coffee Lake-S WS (2018−2019)
PassMark	13,282	13,240
Geekbench 6 Single	—	1,557
Geekbench 6 Multi	—	6,385

🧠

Memory & Platform

The Core i7-1265U uses the FCBGA1744 socket (PCIe 5.0), while the Xeon E-2146G uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Core i7-1265U	Xeon E-2146G
Socket	FCBGA1744	LGA1151
PCIe Generation	PCIe 5.0+67%	PCIe 3.0
Max RAM Speed	—	DDR4-2666
Max RAM Capacity	—	128 GB
RAM Channels	—	2
ECC Support	—	✅
PCIe Lanes	—	16

🔧

Advanced Features

Virtualization: not specified (Core i7-1265U) / Yes (Xeon E-2146G). The Xeon E-2146G includes integrated graphics (UHD Graphics P630), while the Core i7-1265U requires a dedicated GPU.