Comparison of AMD Ryzen 9 5900X and Intel Core i9-11900KF

Attribute	AMD Ryzen 9 5900X ×	Intel Core i9-11900KF ×
General Information
Brand	AMD	Intel
Series	AMD Ryzen	Intel Core i9
Model	AMD Ryzen 9 5900X	Intel Core i9-11900KF
CPU Cores and Base Frequency
CPU Cores	12	8
Frequency (GHz)	3.7	3.5
CPU Threads	24	16
Core architecture	normal	normal
Hyperthreading	+	+
Overclocking	+	+
Turbo (1 Core) (GHz)	4.8	5.3
Turbo (8 Cores) (GHz)	-	4.8
Turbo (12 Cores) (GHz)	4.5	-
Encryption
AES-NI	+	+
Hardware codec support
JPEG	No	No
h264	No	No
h265 / HEVC (8 bit)	No	No
h265 / HEVC (10 bit)	No	No
VP8	No	No
AV1	No	No
VC-1	No	No
VP9	No	No
AVC	No	No
Memory And PCIe
Memory type	-	DDR4-3200
Max. Memory (GB)	128	128
PCIe lanes	20	20
PCIe version	4.0	4.0
ECC	+	-
Memory channels	2	2
Technical details
Release date (year)	2020	2021
Technology (Nm)	7	14
Socket	AM4	LGA 1200
Virtualization	amd-v sev	vt-d vt-x vt-x ept
L3-Cache (MB)	64	16
L2-Cache (MB)	6	4
Architecture	Vermeer (Zen 3)	Rocket Lake
Instruction set (ISA)	x86-64 (64 bit)	x86-64 (64 bit)
Thermal Management
Temp junction max (°C)	95	100
TDP (PL2) (W)	142	251
TDP down (W)	-	95
TDP (PL1) (W)	105	125
Benchmarks
Estimated results for PassMark CPU Mark	39,564	28,465
Geekbench 5, 64bit (Single-Core)	1,646	1,910
Geekbench 5, 64bit (Multi-Core)	14,650	11,350
Cinebench R15 (Single-Core)	270	262
Cinebench R15 (Multi-Core)	3,684	2,575
Cinebench R20 (Single-Core)	637	645
Cinebench R20 (Multi-Core)	8,468	6,214
Cinebench R23 (Single-Core)	1,622	1,671
Cinebench R23 (Multi-Core)	21,878	16,211