AMD Ryzen 9 7950X vs AMD Ryzen 9 9950X

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Ryzen 9 7950X compared with Ryzen 9 9950X

	AMDRyzen 9 7950X	AMDRyzen 9 9950X
Overview
Released
Released	September 2022	August 2024
Cores and clocks
Cores
Cores	16	16
Threads
Threads	32	32
Base clock
Base clock	4.5 GHz	4.3 GHz
Boost clock
Boost clock	5.7 GHz	5.7 GHz
L3 cache
L3 cache	64 MB	64 MB
Cores
Cores	16 Zen 4 cores with simultaneous multithreading; codename Raphael AM5; 3 dies in the package	16 Zen 5 cores with simultaneous multithreading; codename Granite Ridge AM5; 3 dies in the package
Clocks
Clocks	Precision Boost 2; Precision Boost Overdrive and Curve Optimizer supported	Precision Boost 2; Precision Boost Overdrive and Curve Optimizer supported
Cache
Cache	L1 1024 KB, L2 16 MB, L3 64 MB	L1 1280 KB, L2 16 MB, L3 64 MB
Graphics and AI
Built-in graphics
Built-in graphics	Yes	Yes
Graphics
Graphics	AMD Radeon Graphics, 2 graphics cores at 2200 MHz; USB-C DisplayPort Alt Mode	AMD Radeon Graphics, 2 graphics cores at 2200 MHz; USB-C DisplayPort Alt Mode
Platform
Socket
Socket	AM5	AM5
Base power
Base power	170 W	170 W
Unlocked
Unlocked	Yes	Yes
Cooler in the box
Cooler in the box	No	No
Memory support
Memory support	DDR5, 2 channels, up to 128 GB (UDIMM); DDR5-5200 with 2 modules, DDR5-3600 with 4; ECC with motherboard support	DDR5, 2 channels, up to 256 GB (UDIMM); DDR5-5600 with 2 modules, DDR5-3600 with 4; ECC with motherboard support
PCIe
PCIe	PCIe 5.0; 28 lanes (24 usable); native USB: 4 × USB 3.2 Gen 2 (10Gbps), 1 × USB 2.0	PCIe 5.0; 28 lanes (24 usable); native USB: 4 × USB 3.2 Gen 2 (10Gbps), 1 × USB 2.0
Chipsets
Chipsets	A620, X670E, X670, B650E, B650, X870E, X870, B840, B850	A620, X670E, X670, B650E, B650, X870E, X870, B840, B850
Process
Process	TSMC 5nm FinFET (CPU cores), TSMC 6nm FinFET (I/O die)	TSMC 4nm FinFET (CPU cores), TSMC 6nm FinFET (I/O die)
Cooler
Cooler	Not included; Liquid cooler recommended for optimal performance; Tjmax 95°C	Not included; Liquid cooler recommended for optimal performance; Tjmax 95°C