Intel Xeon Phi 7120D vs AMD EPYC 7643P
We compared two server CPUs: Intel Xeon Phi 7120D with 61 cores 1.238GHz and AMD EPYC 7643P with 48 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD EPYC 7643P 's Advantages
Released 9 years and 6 months late
Higher specification of memory (3200 vs 4)
Higher base frequency (2.3GHz vs 1.238GHz)
More modern manufacturing process (7nm vs 22nm)
Lower TDP (225W vs 270W)
Score
General Parameters
Mar 2014
Release Date
Sep 2023
SFF
Manufacturer
AMD
Server
Type
Server
Knights Corner
Core Architecture
Milan
SFF 230-Pin
Socket
AMD Socket SP3
N/A
Integrated Graphics
N/A
Xeon Phi (Knights Corner)
Generation
EPYC (Zen 3 (Milan))
Package
5 billions
Transistor Count
33.2 billions
22 nm
Manufacturing Process
7 nm
270 W
Power Consumption
225 W
Intel
Foundry
TSMC
350 mm²
Die Size
8x81 mm²
-
I/O Process Size
12 nm
-
I/O Die Size
416 mm²
CPU Performance
1.238 GHz
Performance Core Base Frequency
2.3 GHz
1.333 GHz
Performance Core Turbo Frequency
3.6 GHz
61
Total Core Count
48
244
Total Thread Count
96
100 MHz
Bus Frequency
100 MHz
12.0
Multiplier
23.0
32 K per core
L1 Cache
64 KB per core
512 K per core
L2 Cache
512 KB per core
-
L3 Cache
256 MB shared
No
Unlocked Multiplier
No
-
Cores per CCD
8
1
SMP
1
Memory Parameters
DDR3,DDR4
Memory Types
DDR4-3200
Max Memory Channels
8
Yes
ECC Memory Support
Yes
Miscellaneous
-
PCIe Version
4
-
PCIe Lanes
128
