Ryzen 3 PRO 5450U vs Core i7-6800K

Performance Spectrum - CPU

Ryzen 3 PRO 5450U

4 / 8

10,828

+1.1%

Ryzen Threadripper 9960X

Core i7-6800K

6 / 12

10,715

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

Based on actual market prices and performance synthetic scores.

Performance Per Dollar Core i7-6800K

#1

Ryzen 9 7950X

MSRP: $194|Avg: $20

12625%

#2

Core i9-10900T

MSRP: $120|Avg: $5

11930%

#3

Ryzen 3 PRO 4355GE

MSRP: $423|Avg: $5

8662%

#4

Ryzen Threadripper 3960X

MSRP: $1399|Avg: $85

2609%

#5

Ryzen 9 9950X

MSRP: $649|Avg: $129

2067%

#6

Ryzen 5 8400F

MSRP: $303|Avg: $55

1808%

#7

Ryzen 7 PRO 2700

MSRP: $299|Avg: $60

1036%

#8

Ryzen 5 2600X

MSRP: $229|Avg: $55

1022%

#9

Ryzen 3 PRO 5350G

MSRP: $150|Avg: $60

931%

#10

Core Ultra 5 245KF

MSRP: $294|Avg: $189

931%

#11

Ryzen 5 5500

MSRP: $159|Avg: $85

920%

#12

Ryzen 5 3600

MSRP: $199|Avg: $80

895%

#13

Core i3-9100E

MSRP: $202|Avg: $30

883%

#14

Core Ultra 5 245K

MSRP: $319|Avg: $200

879%

#15

Core i3-8300T

MSRP: $138|Avg: $25

871%

#691

Core i7-6800K

MSRP: $434|Avg: $120

100%

#692

Core i7-3770S

MSRP: $250|Avg: $250

100%

#693

Core i5-4670S

MSRP: $213|Avg: $30

100%

#694

Core i5-3550

MSRP: $194|Avg: $30

100%

#695

Core i3-7300

MSRP: $184|Avg: $46

99%

#696

FX-4300

MSRP: $122|Avg: $25

99%

#697

Core i5-3450

MSRP: $184|Avg: $95

99%

#698

Celeron G550

MSRP: $52|Avg: $15

99%

#700

Core i3-4370T

MSRP: $138|Avg: $138

99%

#701

FX-6200

MSRP: $169|Avg: $25

99%

#702

FX-4150

MSRP: $137|Avg: $20

98%

#703

Core i5-2450P

MSRP: $177|Avg: $30

98%

#704

Core i5-4690T

MSRP: $192|Avg: $98

97%

#705

Core i5-4430S

MSRP: $182|Avg: $90

97%

#706

Core i5-4440S

MSRP: $182|Avg: $30

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 Ryzen 3 PRO 5450U (2021) utilizes 7 nm technology and DDR4, providing a fundamental performance advantage.

Insight	Ryzen 3 PRO 5450U	Core i7-6800K
Gaming	✅ Superior gaming performance	❌ Lower gaming performance
Workstation	✅ Better multi-core power	❌ Weaker in multi-core tasks
Price	✅ More affordable ($0)	⚠️ Higher cost ($120)
Longevity	✨ Modern (Cezanne-U PRO (Zen 3) (2021) / 7 nm)	🛑 Legacy (Broadwell-E (2016) / 14 nm)

💎 Value Proposition

The Core i7-6800K (2016) relies on 14 nm technology and DDR4, placing it in a different performance category relative to modern standards.

Insight	Ryzen 3 PRO 5450U	Core i7-6800K
Cost Efficiency	❌ Lower cost efficiency	❌ Lower cost efficiency
Upfront Cost	✅ More affordable ($0)	⚠️ Higher cost ($120)

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.

Ryzen 3 PRO 5450U Benchmark Check

Core i7-6800K Benchmark Check

Technical Specifications

Side-by-side comparison of Ryzen 3 PRO 5450U and Core i7-6800K

Ryzen 3 PRO 5450U

The Ryzen 3 PRO 5450U is manufactured by AMD. It was released in 16 March 2021 (4 years ago). It is based on the Cezanne-U PRO (Zen 3) (2021) architecture. It features 4 cores and 8 threads. Base frequency is 2.6 GHz, with boost up to 4 GHz. L3 cache: 8 MB (total). L2 cache: 512K (per core). Built on 7 nm process technology. Socket: FP6. Thermal design power (TDP): 15 Watt. Memory support: DDR4. Passmark benchmark score: 10,828 points. Launch price was $149.

Core i7-6800K

The Core i7-6800K is manufactured by Intel. It was released in 31 May 2016 (9 years ago). It is based on the Broadwell-E (2016) architecture. It features 6 cores and 12 threads. Base frequency is 3.4 GHz, with boost up to 3.8 GHz. L3 cache: 15 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA2011. Thermal design power (TDP): 140 Watt. Memory support: DDR4. Passmark benchmark score: 10,715 points. Launch price was $345.

⚡

Processing Power

The Ryzen 3 PRO 5450U packs 4 cores / 8 threads, while the Core i7-6800K offers 6 cores / 12 threads — the Core i7-6800K has 2 more cores. Boost clocks reach 4 GHz on the Ryzen 3 PRO 5450U versus 3.8 GHz on the Core i7-6800K — a 5.1% clock advantage for the Ryzen 3 PRO 5450U (base: 2.6 GHz vs 3.4 GHz). The Ryzen 3 PRO 5450U uses the Cezanne-U PRO (Zen 3) (2021) architecture (7 nm), while the Core i7-6800K uses Broadwell-E (2016) (14 nm). In PassMark, the Ryzen 3 PRO 5450U scores 10,828 against the Core i7-6800K's 10,715 — a 1% lead for the Ryzen 3 PRO 5450U. L3 cache: 8 MB (total) on the Ryzen 3 PRO 5450U vs 15 MB (total) on the Core i7-6800K.

Feature	Ryzen 3 PRO 5450U	Core i7-6800K
Cores / Threads	4 / 8	6 / 12+50%
Boost Clock	4 GHz+5%	3.8 GHz
Base Clock	2.6 GHz	3.4 GHz+31%
L3 Cache	8 MB (total)	15 MB (total)+88%
L2 Cache	512K (per core)+100%	256 kB (per core)
Process	7 nm-50%	14 nm
Architecture	Cezanne-U PRO (Zen 3) (2021)	Broadwell-E (2016)
PassMark	10,828+1%	10,715

🧠

Memory & Platform

The Ryzen 3 PRO 5450U uses the FP6 socket (PCIe 4.0), while the Core i7-6800K uses LGA2011 (PCIe 3.0) — making them incompatible on the same motherboard.