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Intel i5-8400 6-core 2.8 GHz Socket 1151 65W Desktop Processor Intel i9-11900K 8-core 3.5 GHz Socket 1200 125W Desktop Processor

3.2/10 Score 2382
Intel i5-8400 6-core 2.8 GHz Socket 1151 65W Desktop Processor
4.9/10 Score 3617
Intel i9-11900K 8-core 3.5 GHz Socket 1200 125W Desktop Processor
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CPU ArchitectureCoresThreadsCPU ClockCPU Turbo ClockCacheDDR3DDR4Memory BandwidthMaximum MemoryGenerationSocketThermal Design Power
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CPU Architecture The smaller CPU, the better performance

14 nm

14 nm

Cores The more Cores, the more tasks CPU can perform at the same time

6

8

Threads Threads are not physical cores, but they help with multitasking

6

16

CPU Clock The higher the clock, the more instructions CPU can execute per second

2.8 GHz

20% higher

3.5 GHz

CPU Turbo Clock CPU turbo clock helps to squeeze more performance by increasing base clock

4 GHz

25% higher

5.3 GHz

Cache CPU stores copies of the frequently used data to the cache for faster execution

9 MB

16 MB

DDR3 Type of memory CPU supports

No

No

DDR4 Type of memory CPU supports

Yes

Yes

Memory Bandwidth The more bandwidth, the faster data is transfered between CPU and RAM

41.6 GB/s

17% faster

50 GB/s

Maximum Memory The maximum amount of memory CPU can support

64 GB

128 GB

Generation

8

11

Socket

1151

1200

Thermal Design Power Typical power consumption of the Central Processing Unit
48% lower

65 Watts

125 Watts

Recommended
4.9/10 Score 3617
Intel i9-11900K 8-core 3.5 GHz Socket 1200 125W Desktop Processor
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Intel i9-11900K 8-core 3.5 GHz Socket 1200 125W Desktop Processor
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Full specs
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PROS 7
Cores 8 vs 6 (2) 25% more physical cores
Threads 16 vs 6 (10) 63% more logical cores
CPU Clock 3.5 GHz vs 2.8 GHz Clock speed is (0.7GHz) 20% higher
CPU Turbo Clock 5.3 GHz vs 4 GHz Turbo clock speed is (1.3GHz) 25% higher
Cache 16 MB vs 9 MB (7MB) 44% bigger processor cache memory
Memory Bandwidth 50 GB/s vs 41.6 GB/s Memory bandwidth is (8.4GB/s) 17% faster
Maximum Memory 128 GB vs 64 GB Maximium memory is (64GB) 50% more
CONS 1
Thermal Design Power 125 Watts vs 65 Watts Power consumption is (60Watts) 48% higher
2nd Choice
3.2/10 Score 2382
Intel i5-8400 6-core 2.8 GHz Socket 1151 65W Desktop Processor
Add to Favorite
Intel i5-8400 6-core 2.8 GHz Socket 1151 65W Desktop Processor
Benchmark
Full specs
Compatible
To build
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