AMD Ryzen 7 5800X3D vs AMD Ryzen 9 9950X

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Ryzen 7 5800X3D compared with Ryzen 9 9950X

	AMDRyzen 7 5800X3D	AMDRyzen 9 9950X
Overview
Released
Released	April 2022	August 2024
Cores and clocks
Cores
Cores	8	16 (better)
Threads
Threads	16	32 (better)
Base clock
Base clock	3.4 GHz	4.3 GHz
Boost clock
Boost clock	4.5 GHz	5.7 GHz (better)
L3 cache
L3 cache	96 MB (better)	64 MB
Cores
Cores	8 Zen 3 cores with simultaneous multithreading; codename Vermeer; 2 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
Cache
Cache	L1 512 KB, L2 4 MB, L3 96 MB	L1 1280 KB, L2 16 MB, L3 64 MB
Graphics and AI
Built-in graphics
Built-in graphics	No	Yes
Graphics
Graphics	None; a graphics card is required	AMD Radeon Graphics, 2 graphics cores at 2200 MHz; USB-C DisplayPort Alt Mode
Platform
Socket
Socket	AM4	AM5
Base power
Base power	105 W	170 W
Unlocked
Unlocked	No	Yes
Cooler in the box
Cooler in the box	No	No
Memory support
Memory support	DDR4, 2 channels, up to 128 GB (UDIMM); DDR4-3200 with 2 modules, DDR4-2933 (1 rank), DDR4-2667 (2 rank) 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 4.0; 24 lanes (20 usable); native USB: 4 × USB 3.2 Gen 2 (10Gbps)	PCIe 5.0; 28 lanes (24 usable); native USB: 4 × USB 3.2 Gen 2 (10Gbps), 1 × USB 2.0
Chipsets
Chipsets	X570, X470, B550, B450, A520	A620, X670E, X670, B650E, B650, X870E, X870, B840, B850
Process
Process	TSMC 7nm FinFET (CPU cores), 12nm (Globalfoundries) (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 90°C	Not included; Liquid cooler recommended for optimal performance; Tjmax 95°C