AMD Ryzen 9 3950X vs Intel Core Ultra 7 265KF Full Specs

Summary

16 Cores 32 Threads 3.5GHz	20 Cores(8P+12E) 20 Threads(8P+12E) 3.9GHz
TDP 105W	TDP 125W
Bandwidth 51.2GB/s DDR4	Bandwidth 102.4GB/s DDR5
iGPU 0	iGPU 0
Socket AM4	Socket LGA 1851

Highlights

Geekbench 6 Single

Geekbench 6 Single Geekbench 6 Multi E-Core Boost Max Bandwidth NPU TOPS TDP

Ryzen 9 3950X1,736

x1

Core Ultra 7 265KF3,275

x1.89

Show Top Score

Core Config

16 Cores 16P -	20 Cores 8P 12E
32 Threads 32P -	20 Threads 8P 12E

Clocks

Base Clock 3.5GHz	Base Clock 3.9GHz
Boost Clock 4.7GHz	Boost Clock 5.5GHz
Overclocking Unlocked	Overclocking Unlocked

Cache

L1i 32KB P -	L1i 64KB P 64KB E
L1d 32KB P -	L1d 48KB P 32KB E
L2 512KB P -	L2 3MB P 12MB E shared
L3 64MB	L3 30MB

Memory

Type DDR4	Type DDR5
Max Memory 128GB	Max Memory 192GB
ECC No	ECC No
Channels 2	Channels 2
Bus Width 128-bit	Bus Width 128-bit
Speed 3200MT/s	Speed 6400MT/s
Bandwidth 51.2GB/s	Bandwidth 102.4GB/s
Bandwidth Calculator Channels Transfer Rate3200MT/s Calculated Bandwidth 51.2GB/s	Bandwidth Calculator Channels Transfer Rate6400MT/s Calculated Bandwidth 102.4GB/s

Power & Thermals

TDP 105W	TDP 125W
Peak Power 140W	Peak Power 250W
Max Operating Temp 95°C Max	Max Operating Temp 105°C Max
Included Cooler 0	Included Cooler 0

Chipset Bus

Bus Type PCIe	Bus Type DMI
Bus Config 4 lanes	Bus Config 8 lanes
Bus Speed 16GT/s	Bus Speed 16GT/s
Bus Bandwidth 8GB/s	Bus Bandwidth 16GB/s

Expansion

PCIe PCIe 4.0 x20 39.4GB/sBandwidth	PCIe PCIe 5.0 x20 78.8GB/sBandwidth
-	PCIe Secondary PCIe 4.0 x4 7.9GB/sBandwidth

NPU

NPU Model -	NPU Model AI Boost 3
NPU Cores -	NPU Cores 2
Performance -	Performance 13 TOPSINT8

Chip

Manufacturer AMD	Manufacturer Intel
ISA x86-64	ISA x86-64
Architecture Zen 2	Architecture Arrow Lake
Family Ryzen 3000	Family Core Ultra Series 2
Branding	Branding
Codename Matisse Aspen HighlandsDie Matisse 2CCDVariant - -	Codename Arrow Lake-S - Arrow Lake-S-8P-16EVariant Lion CoveP-Core SkymontE-Core
Market Segment Desktop	Market Segment Desktop
Release Date Nov 25, 2019	Release Date Oct 24, 2024

Fabrication

Foundry TSMC	Foundry TSMC
Other Foundries - GlobalFoundriesIO -	Other Foundries TSMCiGPU TSMCIO TSMCSoC
Fabrication Node N7 - 12LPIO -	Fabrication Node N3B N5iGPU N6IO N6SoC
Die Size 148mm² - 125mm²IO -	Die Size 135mm² 23mm²iGPU 28mm²IO 100mm²SoC
Transistor Count 7.6 Billion 2.1 BillionIO	Transistor Count -
Transistor Density 51 MTr/mm² 17 MTr/mm²IO	Transistor Density -

Images

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Competitors

AMDRyzen 9 3950X vs CPU IntelCore Ultra 5 245KF AMDRyzen 9 3950X vs CPU IntelCore Ultra 5 245K AMDRyzen 9 3950X vs CPU IntelCore Ultra 7 265K Show 12 more

IntelCore Ultra 7 265KF vs CPU IntelCore Ultra 7 265K IntelCore Ultra 7 265KF vs CPU IntelCore Ultra 9 285K IntelCore Ultra 7 265KF vs CPU IntelCore Ultra 5 245KF Show 12 more