Xeon E3-1275 v6 vs Core i5-1145G7

CPU

GPU

Xeon E3-1275 v6

4 Cores8 Thrd73 WWMax: 4.2 GHz2017

Core i5-1145G7

4 Cores8 Thrd28 WWMax: 4.4 GHz2020

Performance Spectrum - CPU

Xeon E3-1275 v6

4 / 8

9,202

0.0%

9,266

+0.7%

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. The Xeon E3-1275 v6 is positioned at rank 471 and the Core i5-1145G7 is on rank 693, so the Xeon E3-1275 v6 offers better cost-efficiency for playing games.

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

Performance Per Dollar Xeon E3-1275 v6

Xeon Platinum 8454H

MSRP: $6540|Avg: N/A

6776%

Xeon Gold 6240R

MSRP: $2444|Avg: N/A

1279%

#10

Xeon 6337P

MSRP: $60|Avg: $5

1137%

#15

EPYC 9174F

MSRP: $194|Avg: $30

878%

#298

Xeon Gold 5418Y

MSRP: $1483|Avg: N/A

100%

#299

Xeon w5-3425

MSRP: $1189|Avg: $1189

99%

#300

EPYC 9255

MSRP: $2495|Avg: $1934

99%

#301

EPYC 8324P

MSRP: $1895|Avg: $3598

98%

#302

Xeon Gold 6414U

MSRP: $2296|Avg: $283

98%

#303

Ryzen Threadripper PRO 5975WX

MSRP: $2495|Avg: $2495

98%

#304

EPYC 7352

MSRP: $1350|Avg: $725

97%

#471

Xeon E3-1275 v6

MSRP: $499|Avg: $142

100%

#473

Pentium D1508

MSRP: $106|Avg: $106

100%

#476

Xeon E-2104G

MSRP: $193|Avg: $109

99%

Based on actual market prices and performance synthetic scores.

Performance Per Dollar Core i5-1145G7

#681

Atom x5-Z8300

MSRP: $20|Avg: N/A

978%

#682

Atom Z3735G

MSRP: $17|Avg: N/A

964%

#683

Core i5-480M

MSRP: $81|Avg: $77

885%

#684

Core i5-460M

MSRP: $80|Avg: $129

881%

#685

Core i5-2540M

MSRP: $266|Avg: $10

873%

#687

Core i5-450M

MSRP: $32|Avg: $31

843%

#688

Core i3-380M

MSRP: $49|Avg: $25

808%

#689

Core i5-430M

MSRP: N/A|Avg: $33

807%

#690

Core 2 Duo T6600

MSRP: N/A|Avg: $4

785%

#693

Core i5-1145G7

MSRP: N/A|Avg: N/A

100%

#696

Processor N95

MSRP: $160|Avg: $80

100%

#699

Athlon Silver 3050e

MSRP: $100|Avg: $60

99%

#705

C-60

MSRP: $50|Avg: $20

99%

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 ($142) and a Consumer Desktop CPU. The Xeon E3-1275 v6 is engineered for massive parallel workloads (rendering, scientific simulations), offering significantly higher core counts.

Insight	Xeon E3-1275 v6	Core i5-1145G7
Gaming	❌ Lower gaming performance	✅ Superior gaming performance
Workstation	❌ Weaker in multi-core tasks	✅ Better multi-core power
Price	⚠️ Higher cost ($142)	✅ More affordable ($0)
Longevity	✨ Modern (Kaby Lake (2016−2019) / 14 nm)	✨ Modern (Tiger Lake-UP3 (2020−2021) / 10 nm SuperFin)

💎 Value Proposition

The Core i5-1145G7 ($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 ($142 less, 100% cheaper), making it the better choice for daily use and gaming.

Insight	Xeon E3-1275 v6	Core i5-1145G7
Cost Efficiency	❌ Lower cost efficiency	❌ Lower cost efficiency
Upfront Cost	⚠️ Higher cost ($142)	✅ More affordable ($0)

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.

Xeon E3-1275 v6 Benchmark Check

Core i5-1145G7 Benchmark Check

Technical Specifications

Side-by-side comparison of Xeon E3-1275 v6 and Core i5-1145G7

Xeon E3-1275 v6

The Xeon E3-1275 v6 is manufactured by Intel. It was released in 28 March 2017 (8 years ago). It is based on the Kaby Lake (2016−2019) architecture. It features 4 cores and 8 threads. Base frequency is 3.8 GHz, with boost up to 4.2 GHz. L3 cache: 8 MB. L2 cache: 1 MB. Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 73 Watt. Memory support: DDR4-2400, DDR3L-1866. Passmark benchmark score: 9,202 points. Launch price was $339.

Core i5-1145G7

The Core i5-1145G7 is manufactured by Intel. It was released in 2 September 2020 (5 years ago). It is based on the Tiger Lake-UP3 (2020−2021) architecture. It features 4 cores and 8 threads. Base frequency is 2.6 GHz, with boost up to 4.4 GHz. L3 cache: 8 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm SuperFin process technology. Socket: FCBGA1449. Thermal design power (TDP): 28 Watt. Memory support: DDR4. Passmark benchmark score: 9,266 points. Launch price was $309.

⚡

Processing Power

Both the Xeon E3-1275 v6 and Core i5-1145G7 share an identical 4-core/8-thread configuration. Boost clocks reach 4.2 GHz on the Xeon E3-1275 v6 versus 4.4 GHz on the Core i5-1145G7 — a 4.7% clock advantage for the Core i5-1145G7 (base: 3.8 GHz vs 2.6 GHz). The Xeon E3-1275 v6 uses the Kaby Lake (2016−2019) architecture (14 nm), while the Core i5-1145G7 uses Tiger Lake-UP3 (2020−2021) (10 nm SuperFin). In PassMark, the Xeon E3-1275 v6 scores 9,202 against the Core i5-1145G7's 9,266 — a 0.7% lead for the Core i5-1145G7. L3 cache: 8 MB on the Xeon E3-1275 v6 vs 8 MB (total) on the Core i5-1145G7.

Feature	Xeon E3-1275 v6	Core i5-1145G7
Cores / Threads	4 / 8	4 / 8
Boost Clock	4.2 GHz	4.4 GHz+5%
Base Clock	3.8 GHz+46%	2.6 GHz
L3 Cache	8 MB	8 MB (total)
L2 Cache	1 MB	1.25 MB (per core)+25%
Process	14 nm	10 nm SuperFin-29%
Architecture	Kaby Lake (2016−2019)	Tiger Lake-UP3 (2020−2021)
PassMark	9,202	9,266
Cinebench R23 Multi	—	5,195
Geekbench 6 Single	—	1,653
Geekbench 6 Multi	—	4,764

🧠

Memory & Platform

The Xeon E3-1275 v6 uses the LGA1151 socket (PCIe 3.0), while the Core i5-1145G7 uses FCBGA1449 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Xeon E3-1275 v6	Core i5-1145G7
Socket	LGA1151	FCBGA1449
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	—	DDR4-3200
Max RAM Capacity	—	64 GB
RAM Channels	—	2
ECC Support	—	❌
PCIe Lanes	—	16

🔧

Advanced Features

Virtualization: not specified (Xeon E3-1275 v6) / VT-x, VT-d, EPT (Core i5-1145G7). The Core i5-1145G7 includes integrated graphics (Iris Xe Graphics (80 EU)), while the Xeon E3-1275 v6 requires a dedicated GPU. Primary use case: Core i5-1145G7 targets Business. Direct competitor: Core i5-1145G7 rivals Core i5-1135G7.