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/ Comparison of AMD Epyc 7401P and AMD Epyc 7551P
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Comparison of AMD Epyc 7401P and AMD Epyc 7551P
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Attribute
AMD Epyc 7551P
×
AMD Epyc 7401P
×
General Information
Brand
AMD
AMD
Series
AMD Epyc
AMD Epyc
Model
AMD Epyc 7551P
AMD Epyc 7401P
CPU Cores and Base Frequency
CPU Cores
32
24
Frequency (GHz)
2
2
CPU Threads
64
48
Core architecture
normal
normal
Hyperthreading
+
+
Overclocking
-
-
Turbo (1 Core) (GHz)
3
3
Turbo (24 Cores) (GHz)
-
2.8
Turbo (32 Cores) (GHz)
2.55
-
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
DDR4-2666
DDR4-2666
PCIe lanes
128
128
PCIe version
3.0
3.0
ECC
+
+
Memory channels
8
8
Technical details
Release date (year)
2017
2017
Technology (Nm)
14
14
Socket
SP3
SP3
Virtualization
amd-v
sev
amd-v
sev
L3-Cache (MB)
64
64
Architecture
Zen
Zen
Instruction set (ISA)
x86-64 (64 bit)
x86-64 (64 bit)
Thermal Management
TDP (PL1) (W)
180
170
Benchmarks
Estimated results for PassMark CPU Mark
18,531
20,221
Geekbench 5, 64bit (Single-Core)
611
694
Geekbench 5, 64bit (Multi-Core)
6,676
7,268
Cinebench R15 (Single-Core)
132
132
Cinebench R15 (Multi-Core)
3,838
3,156
Cinebench R11.5, 64bit (Single-Core)
1.63
1.63
Cinebench R11.5, 64bit (Multi-Core)
38.89
31.96
Geekbench 3, 64bit (Single-Core)
3,528
3,528
Geekbench 3, 64bit (Multi-Core)
66,755
54,859
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