Xeon E5-2643 v3 vs Core i5-1345UE

Xeon E5-2643 v3

6 Cores12 Thrd135 WWMax: 3.7 GHz2014

Core i5-1345UE

10 Cores12 Thrd15 WWMax: 4.6 GHz2023

Performance Spectrum - CPU

Xeon E5-2643 v3

6 / 12

10,265

0.0%

10,343

+0.8%

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 E5-2643 v3 is positioned at rank 293 and the Core i5-1345UE is on rank 650, so the Xeon E5-2643 v3 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 E5-2643 v3

Xeon Platinum 8454H

MSRP: $6540|Avg: N/A

4434%

Xeon Gold 6240R

MSRP: $2444|Avg: N/A

837%

#10

Xeon 6337P

MSRP: $60|Avg: $5

744%

#15

EPYC 9174F

MSRP: $194|Avg: $30

575%

#230

Ryzen Threadripper PRO 3975WX

MSRP: $1337|Avg: $368

99%

#232

EPYC 7282

MSRP: $650|Avg: $199

99%

#233

Xeon w5-2545

MSRP: $889|Avg: $1100

98%

#293

Xeon E5-2643 v3

MSRP: $219|Avg: $45

100%

#304

Xeon E5-2620 v4

MSRP: $417|Avg: $410

99%

#306

Xeon Silver 4108

MSRP: $417|Avg: $46

98%

Based on actual market prices and performance synthetic scores.

Performance Per Dollar Core i5-1345UE

#638

Atom x5-Z8300

MSRP: $20|Avg: N/A

885%

#639

Atom Z3735G

MSRP: $17|Avg: N/A

872%

#640

Core i5-480M

MSRP: $81|Avg: $77

801%

#641

Core i5-460M

MSRP: $80|Avg: $129

797%

#642

Core i5-2540M

MSRP: $266|Avg: $10

790%

#644

Core i5-450M

MSRP: $32|Avg: $31

763%

#645

Core i3-380M

MSRP: $49|Avg: $25

731%

#646

Core i5-430M

MSRP: N/A|Avg: $33

730%

#647

Core 2 Duo T6600

MSRP: N/A|Avg: $4

710%

#650

Core i5-1345UE

MSRP: $312|Avg: $312

100%

#662

Athlon II P360

MSRP: $60|Avg: $10

98%

#665

Athlon X2 QL-64

MSRP: $50|Avg: $15

97%

Based on actual market prices and performance synthetic scores.

Performance Comparison

About PassMark

🏆 Chipversus Verdict

🚀 Performance Leadership

Generational Difference: This comparison involves processors from different technological eras. The Core i5-1345UE (2023) utilizes 10 nm technology and **DDR4, DDR5 Dual-channel**, providing a fundamental performance advantage.

Insight	Xeon E5-2643 v3	Core i5-1345UE
Gaming	❌ Lower gaming performance	✅ Superior gaming performance
Workstation	❌ Weaker in multi-core tasks	✅ Better multi-core power
Price	✅ More affordable ($45)	⚠️ Higher cost ($312)
Longevity	🛑 Legacy (Haswell-EP (2014−2015) / 22 nm)	✨ Modern (Raptor Lake-U (2023) / 10 nm)

💎 Value Proposition

The Xeon E5-2643 v3 (2014) relies on 22 nm technology and DDR4-1600, DDR4-1866, DDR4-2133, placing it in a different performance category relative to modern standards.

Insight	Xeon E5-2643 v3	Core i5-1345UE
Cost Efficiency	✅ Better overall value (+588%)	❌ Lower cost efficiency
Upfront Cost	✅ More affordable ($45)	⚠️ Higher cost ($312)

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 E5-2643 v3 Benchmark Check

Core i5-1345UE Benchmark Check

Technical Specifications

Side-by-side comparison of Xeon E5-2643 v3 and Core i5-1345UE

Xeon E5-2643 v3

The Xeon E5-2643 v3 is manufactured by Intel. It was released in 2015-01-01. It is based on the Haswell-EP (2014−2015) architecture. It features 6 cores and 12 threads. Base frequency is 3.4 GHz, with boost up to 3.7 GHz. L3 cache: 20 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA2011. Thermal design power (TDP): 135 Watt. Memory support: DDR4-1600, DDR4-1866, DDR4-2133. Passmark benchmark score: 10,265 points. Launch price was $800.

Core i5-1345UE

The Core i5-1345UE is manufactured by Intel. It was released in 4 January 2023 (2 years ago). It is based on the Raptor Lake-U (2023) architecture. It features 10 cores and 12 threads. Base frequency is 1.4 GHz, with boost up to 4.6 GHz. L3 cache: 12 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 15 Watt. Memory support: DDR4, DDR5 Dual-channel. Passmark benchmark score: 10,343 points. Launch price was $149.

⚡

Processing Power

The Xeon E5-2643 v3 packs 6 cores / 12 threads, while the Core i5-1345UE offers 10 cores / 12 threads — the Core i5-1345UE has 4 more cores. Boost clocks reach 3.7 GHz on the Xeon E5-2643 v3 versus 4.6 GHz on the Core i5-1345UE — a 21.7% clock advantage for the Core i5-1345UE (base: 3.4 GHz vs 1.4 GHz). The Xeon E5-2643 v3 uses the Haswell-EP (2014−2015) architecture (22 nm), while the Core i5-1345UE uses Raptor Lake-U (2023) (10 nm). In PassMark, the Xeon E5-2643 v3 scores 10,265 against the Core i5-1345UE's 10,343 — a 0.8% lead for the Core i5-1345UE. L3 cache: 20 MB (total) on the Xeon E5-2643 v3 vs 12 MB (total) on the Core i5-1345UE.

Feature	Xeon E5-2643 v3	Core i5-1345UE
Cores / Threads	6 / 12	10 / 12+67%
Boost Clock	3.7 GHz	4.6 GHz+24%
Base Clock	3.4 GHz+143%	1.4 GHz
L3 Cache	20 MB (total)+67%	12 MB (total)
L2 Cache	256K (per core)	1.25 MB (per core)+400%
Process	22 nm	10 nm-55%
Architecture	Haswell-EP (2014−2015)	Raptor Lake-U (2023)
PassMark	10,265	10,343

🧠

Memory & Platform

The Xeon E5-2643 v3 uses the LGA2011 socket (PCIe 5.0), while the Core i5-1345UE uses FCBGA1744 (PCIe 5.0) — making them incompatible on the same motherboard.

Feature	Xeon E5-2643 v3	Core i5-1345UE
Socket	LGA2011	FCBGA1744
PCIe Generation	PCIe 5.0	PCIe 5.0

💰

Value Analysis

The Xeon E5-2643 v3 launched at $219 MSRP, while the Core i5-1345UE debuted at $312. At current prices ($45 vs $312), the Xeon E5-2643 v3 is $267 cheaper. In terms of value (PassMark points per dollar), the Xeon E5-2643 v3 delivers 228.1 pts/$ vs 33.2 pts/$ for the Core i5-1345UE — making the Xeon E5-2643 v3 the 149.2% better value option.