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AMD EPYC 7401P Cpu
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Intel Core i7 4790K Cpu
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Intel Core i7 4790S Cpu
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Intel Core i9 9900 Cpu
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Intel Core i9 9900K Cpu

General

Processor socketSocket SP3LGA 1150LGA 1150LGA 1151LGA 1151
Component forServer/WorkstationPCPC
N/A
PC
Operating modes64-bit64-bit64-bit
N/A
64-bit

Processor

Clock speed2.0 GHz4.0 GHz3.2 GHz3.1 GHz3.6 GHz
Max turbo speed3.0 GHz4.4 GHz4.0 GHz5.0 GHz5.0 GHz
Number of cores244488
Number of threads48881616
Thermal Design Power (TDP)170.0 W84.0 W65.0 W65.0 W95.0 W
Processor lithography
N/A
0.0 in0.0 in0.0 in0.0 in
Bus type
N/A
QPIDMI2
N/A
DMI3
Idle states
N/A
yesyes
N/A
yes

Memory

Cache64 MB8 MB8 MB16 MB16 MB
Cache typeL3Smart CacheL3
N/A
Smart Cache
Memory clock speeds supported by processor
  • 2400
  • 2666
  • 1333
  • 1600
  • 1333
  • 1600
N/A
2666.0 MHz
Memory channelsOctaDualDual
N/A
Dual
Maximum internal memory supported by processor
N/A
32.0 GB32.0 GB
N/A
64.0 GB
Memory types supported by processor
N/A
DDR3 SDRAMDDR3 SDRAM
N/A
DDR4 SDRAM
Memory bandwidth supported by processor (max)
N/A
25.6 GB/s25.6 GB/s
N/A
41.6 GB/s

Often compared with AMD EPYC 7401P

Often compared with Intel Core i7 4790K

Often compared with Intel Core i7 4790S

Often compared with Intel Core i9 9900

Often compared with Intel Core i9 9900K