AMD Ryzen 5 9600X vs AMD Ryzen 9 3950X

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Ryzen 5 9600X compared with Ryzen 9 3950X

	AMDRyzen 5 9600X	AMDRyzen 9 3950X
Overview
Released
Released	August 2024	November 2019
Cores and clocks
Cores
Cores	6	16 (better)
Threads
Threads	12	32 (better)
Base clock
Base clock	3.9 GHz	3.5 GHz
Boost clock
Boost clock	5.4 GHz (better)	4.7 GHz
L3 cache
L3 cache	32 MB	64 MB (better)
Cores
Cores	6 Zen 5 cores with simultaneous multithreading; codename Granite Ridge AM5; 2 dies in the package	Zen 2; Matisse; sixteen cores with simultaneous multithreading. Two fully enabled eight-core CPU chiplets (PC Perspective).
Clocks
Clocks	Precision Boost 2; Precision Boost Overdrive and Curve Optimizer supported	Unlocked for overclocking; Precision Boost 2.
Cache
Cache	L1 480 KB, L2 6 MB, L3 32 MB	1024 KB L1; 8 MB L2; 64 MB L3.
Graphics and AI
Built-in graphics
Built-in graphics	Yes	No
Graphics
Graphics	AMD Radeon Graphics, 2 graphics cores at 2200 MHz; USB-C DisplayPort Alt Mode	No integrated graphics; a separate graphics card is required.
Platform
Socket
Socket	AM5	AM4
Base power
Base power	65 W	105 W
Unlocked
Unlocked	Yes	Yes
Cooler in the box
Cooler in the box	No	No
Memory support
Memory support	DDR5, 2 channels, up to 256 GB (UDIMM); DDR5-5600 with 2 modules, DDR5-3600 with 4; ECC with motherboard support	DDR4 UDIMM; two channels; up to 128 GB. Two single-rank or dual-rank modules support 3200 MT/s; four single-rank modules 2933 MT/s and four dual-rank modules 2667 MT/s. ECC requires 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 4.0; 24 native lanes in total, 20 usable. X570 adds 16 usable PCIe 4.0 lanes.
Chipsets
Chipsets	A620, X670E, X670, B650E, B650, X870E, X870, B840, B850	AMD lists X570, X470, X370 and B450; check the motherboard's CPU support list and BIOS.
Process
Process	TSMC 4nm FinFET (CPU cores), TSMC 6nm FinFET (I/O die)	TSMC 7nm FinFET CPU cores.
Cooler
Cooler	Not included; Premium air cooler recommended for optimal performance; Tjmax 95°C	No cooler included; liquid cooling recommended. AMD's November launch notice recommends an AIO with at least a 280 mm radiator. Maximum operating temperature 95°C.