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AMD Ryzen 7 3800X Cpu
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AMD Ryzen 9 3900X Cpu
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AMD Ryzen ThreadRipper 1920X Cpu
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Intel Core i9 9900 Cpu
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Intel Core i9 9900K Cpu

General

Processor socketAM4AM4TR4LGA 1151LGA 1151
Component forPCPCServer/Workstation
N/A
PC
Operating modes64-bit64-bit64-bit
N/A
64-bit

Processor

Clock speed3.9 GHz3.8 GHz3.5 GHz3.1 GHz3.6 GHz
Max turbo speed4.5 GHz4.6 GHz4.0 GHz5.0 GHz5.0 GHz
Number of cores8121288
Number of threads1624241616
Thermal Design Power (TDP)105.0 W105.0 W180.0 W65.0 W95.0 W
Processor lithography0.0 in0.0 in0.0 in0.0 in0.0 in
Bus type
N/A
N/A
N/A
N/A
DMI3
Idle states
N/A
N/A
N/A
N/A
yes

Memory

Cache32 MB64 MB32 MB16 MB16 MB
Cache typeL3L3L3
N/A
Smart Cache
Memory clock speeds supported by processor3200.0 MHz3200.0 MHz2667.0 MHz
N/A
2666.0 MHz
Memory types supported by processorDDR4 SDRAMDDR4 SDRAMDDR4 SDRAM
N/A
DDR4 SDRAM
Memory channelsDualDualQuad
N/A
Dual
Maximum internal memory supported by processor
N/A
N/A
N/A
N/A
64.0 GB
Memory bandwidth supported by processor (max)
N/A
N/A
N/A
N/A
41.6 GB/s

Features

Maximum number of PCI Express lanes1616641616
Supported instruction sets
N/A
N/A
AES
N/A
  • AVX 2.0
  • SSE4.1
  • SSE4.2
Thermal monitoring technologies
N/A
N/A
N/A
N/A
yes
Execute disable bit
N/A
N/A
N/A
N/A
yes
Scalability
N/A
N/A
N/A
N/A
1S

Often compared with AMD Ryzen 7 3800X

Often compared with AMD Ryzen 9 3900X

Often compared with AMD Ryzen ThreadRipper 1920X

Often compared with Intel Core i9 9900

Often compared with Intel Core i9 9900K