How do the scores compare?

AMD Ryzen 9 3950X scores 60.4/100 overall; Intel Core i9-14900KS scores 89.8/100. AMD Ryzen 9 3950X wins 6 individual spec rows, Intel Core i9-14900KS wins 13.

What are the main differences between the AMD Ryzen 9 3950X and the Intel Core i9-14900KS?

AMD Ryzen 9 3950X advantages: 100% higher Performance cores: 16 vs 8; 78% higher L3 cache: 64 MB vs 36 MB; 30% lower process: 7 nm vs 10 nm; 30% lower Base TDP: 105 W vs 150 W; 20% higher CPU PCIe lanes: 24 vs 20. Intel Core i9-14900KS advantages: Stronger single-core score: 92 vs 39; Stronger multi-core score: 97 vs 65; 300% higher L2 cache: 32 MB vs 8 MB; 107% higher Geekbench 6 (single): 3,250 vs 1,570; 79% higher Cinebench R23 (single): 2,360 vs 1,320.

Which is cheaper: AMD Ryzen 9 3950X or Intel Core i9-14900KS?

Intel Core i9-14900KS launched cheaper at $689, versus $749 for the AMD Ryzen 9 3950X.

AMD Ryzen 9 3950X vs Intel Core i9-14900KS

AMD

AMD Ryzen 9 3950X

$749

WINNER

Intel

Intel Core i9-14900KS

$689

38.6Single-core92.1

64.6Multi-core96.7

79Gamingspec-based74.4

6 spec wins — AMD Ryzen 9 3950X13 spec wins — Intel Core i9-14900KS

InnoReviews verdict

Intel Core i9-14900KS wins this desktop processor face-off, 89.8 to 60.4, pulling ahead mainly in single-core (+53) and multi-core (+32). AMD Ryzen 9 3950X still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the AMD Ryzen 9 3950X

100% higher Performance cores: 16 vs 8
78% higher L3 cache: 64 MB vs 36 MB
30% lower process: 7 nm vs 10 nm
30% lower Base TDP: 105 W vs 150 W
20% higher CPU PCIe lanes: 24 vs 20

Reasons to pick the Intel Core i9-14900KS

Stronger single-core score: 92 vs 39
Stronger multi-core score: 97 vs 65
300% higher L2 cache: 32 MB vs 8 MB
107% higher Geekbench 6 (single): 3,250 vs 1,570
79% higher Cinebench R23 (single): 2,360 vs 1,320

General

General comparison: AMD Ryzen 9 3950X versus Intel Core i9-14900KS
Spec	AMD Ryzen 9 3950X	Intel Core i9-14900KS
Announced	2019	2024
Socket	AM4	LGA1700
Process	7 nm+30%	10 nm
Base TDP	105 W+30%	150 W
Max turbo power	142 W	253 W+78%
Unlocked multiplier	Yes	Yes
Cooler included	No	No

Cores & Clocks

Cores & Clocks comparison: AMD Ryzen 9 3950X versus Intel Core i9-14900KS
Spec	AMD Ryzen 9 3950X	Intel Core i9-14900KS
Cores	16	24+50%
Performance cores	16+100%	8
Efficiency cores	0	16
Threads	32	32
Base clock	3.5 GHz+9%	3.2 GHz
Boost clock	4.7 GHz	6.2 GHz+32%
L2 cache	8 MB	32 MB+300%
L3 cache	64 MB+78%	36 MB

Integrated GPU

Integrated GPU comparison: AMD Ryzen 9 3950X versus Intel Core i9-14900KS
Spec	AMD Ryzen 9 3950X	Intel Core i9-14900KS
iGPU	—	Intel UHD Graphics 770
iGPU clock	—	1,650 MHz

Memory

Memory comparison: AMD Ryzen 9 3950X versus Intel Core i9-14900KS
Spec	AMD Ryzen 9 3950X	Intel Core i9-14900KS
Memory support	DDR4-3200	DDR5-5600 / DDR4-3200
Max memory	128 GB	192 GB+50%
Memory channels	2	2

Platform

Platform comparison: AMD Ryzen 9 3950X versus Intel Core i9-14900KS
Spec	AMD Ryzen 9 3950X	Intel Core i9-14900KS
PCIe version	4	5+25%
CPU PCIe lanes	24+20%	20

Benchmarks

Benchmarks comparison: AMD Ryzen 9 3950X versus Intel Core i9-14900KS
Spec	AMD Ryzen 9 3950X	Intel Core i9-14900KS
Geekbench 6 (single)	1,570Bottom 37%	3,250+107%Top 9%
Geekbench 6 (multi)	13,300Top 39%	21,800+64%Top 6%
Cinebench R23 (single)	1,320Bottom 35%	2,360+79%Top 3%
Cinebench R23 (multi)	24,700Top 22%	41,500+68%Top 6%
PassMark	39,000Top 27%	63,500+63%Top 5%

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