Comparison of AMD Epyc 7742 and Intel Xeon W-3275

Attribute	AMD Epyc 7742 ×	Intel Xeon W-3275 ×
General Information
Brand	AMD	Intel
Series	AMD Epyc	Intel Xeon W
Model	AMD Epyc 7742	Intel Xeon W-3275
CPU Cores and Base Frequency
CPU Cores	64	28
Frequency (GHz)	2.25	2.5
CPU Threads	128	56
Core architecture	normal	normal
Hyperthreading	+	+
Overclocking	-	-
Turbo (1 Core) (GHz)	3.4	4.6
Turbo (28 Cores) (GHz)	-	3.4
Turbo (64 Cores) (GHz)	2.8	-
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	DDR4-2933
Max. Memory (GB)	-	1,024
PCIe lanes	128	64
PCIe version	4.0	3.0
ECC	+	+
Memory channels	8	6
Technical details
Release date (year)	2019	2019
Technology (Nm)	7	14
Socket	SP3	LGA 3647
Virtualization	amd-v sev	vpro vt-d vt-x vt-x ept
L3-Cache (MB)	256	38
Architecture	Rome (Zen 2)	Cascade Lake SP
Instruction set (ISA)	x86-64 (64 bit)	x86-64 (64 bit)
Thermal Management
TDP (PL1) (W)	225	205
Benchmarks
Estimated results for PassMark CPU Mark	47,359	36,622
Cinebench R20 (Single-Core)	398	437
Cinebench R20 (Multi-Core)	20,644	11,020