Comparison of AMD Epyc 7702 and AMD Ryzen Threadripper 3990X

Attribute	AMD Ryzen Threadripper 3990X ×	AMD Epyc 7702 ×
General Information
Brand	AMD	AMD
Series	AMD Ryzen	AMD Epyc
Model	AMD Ryzen Threadripper 3990X	AMD Epyc 7702
CPU Cores and Base Frequency
CPU Cores	64	64
Frequency (GHz)	2.9	2
CPU Threads	128	128
Core architecture	normal	normal
Hyperthreading	+	+
Overclocking	+	-
Turbo (1 Core) (GHz)	4.3	3.35
Turbo (64 Cores) (GHz)	3.2	2.5
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)	2,048	-
PCIe lanes	72	128
PCIe version	4.0	4.0
ECC	+	+
Memory channels	4	8
Technical details
Release date (year)	2020	2019
Technology (Nm)	7	7
Socket	TRX4 (sTRX4)	SP3
Virtualization	amd-v vt-vi	amd-v sev
L3-Cache (MB)	256	256
Architecture	Castle Peak (Zen 2)	Rome (Zen 2)
Instruction set (ISA)	x86-64 (64 bit)	x86-64 (64 bit)
Thermal Management
Temp junction max (°C)	95	-
TDP (PL1) (W)	280	200
Benchmarks
Estimated results for PassMark CPU Mark	80,798	45,977
Geekbench 5, 64bit (Single-Core)	1,219	782
Geekbench 5, 64bit (Multi-Core)	34,670	11,451
Cinebench R15 (Single-Core)	200	-
Cinebench R15 (Multi-Core)	10,542	-
Cinebench R20 (Single-Core)	495	391
Cinebench R20 (Multi-Core)	24,763	18,857
Blender 2.81 (bmw27)	28.9	403.9
Cinebench R23 (Single-Core)	1,254	996
Cinebench R23 (Multi-Core)	74,422	49,035