Home Comparison Intel Core i5 6600K vs AMD Ryzen 9 5900X

Intel Core i5 6600K vs AMD Ryzen 9 5900X

We compared two desktop CPUs: Intel Core i5 6600K with 4 cores 3.5GHz and AMD Ryzen 9 5900X with 12 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 6600K 's Advantages
Integrated graphics card
Lower TDP (91W vs 105W)
AMD Ryzen 9 5900X 's Advantages
Released 5 years and 2 months late
Higher specification of memory (3200 vs 2133)
Larger memory bandwidth (47.68GB/s vs 34.1GB/s)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (3.7GHz vs 3.5GHz)
Larger L3 cache size (64MB vs 6MB)
More modern manufacturing process (7nm vs 14nm)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i5 6600K
1040
AMD Ryzen 9 5900X +60%
1670
Cinebench R23 Multi Core
Intel Core i5 6600K
3963
AMD Ryzen 9 5900X +456%
22046
Geekbench 6 Single Core
Intel Core i5 6600K
1486
AMD Ryzen 9 5900X +50%
2235
Geekbench 6 Multi Core
Intel Core i5 6600K
4406
AMD Ryzen 9 5900X +185%
12589
Geekbench 5 Single Core
Intel Core i5 6600K
1125
AMD Ryzen 9 5900X +45%
1639
Geekbench 5 Multi Core
Intel Core i5 6600K
3775
AMD Ryzen 9 5900X +271%
14023
Passmark CPU Single Core
Intel Core i5 6600K
2327
AMD Ryzen 9 5900X +49%
3470
Passmark CPU Multi Core
Intel Core i5 6600K
6329
AMD Ryzen 9 5900X +519%
39196
VS

General Parameters

Aug 2015
Release Date
Oct 2020
Intel
Manufacturer
AMD
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Zen 3 (Vermeer)
i5-6600K
Processor Number
-
LGA-1151
Socket
AM4
HD Graphics 530
Integrated Graphics
No

Package

-
Transistor Count
4.15 billions
14 nm
Manufacturing Process
7 nm
91 W
Power Consumption
105 W
-
Peak Operating Temperature
90°C

CPU Performance

4
Performance Cores
12
4
Performance Core Threads
24
3.5 GHz
Performance Core Base Frequency
3.7 GHz
3.9 GHz
Performance Core Turbo Frequency
4.8 GHz
4
Total Core Count
12
4
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
35
Multiplier
37x
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
512 K per core
6 MB shared
L3 Cache
64 MB shared
No
Unlocked Multiplier
Yes

Memory Parameters

DDR4-2133, DDR3L-1600
Memory Types
DDR4-3200
64 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
34.1 GB/s
Max Memory Bandwidth
47.68 GB/s
No
ECC Memory Support
Yes

Graphics Card Parameters

true
Integrated Graphics
-
1150 MHz
GPU Max Dynamic Frequency
-

Miscellaneous

3.0
PCIe Version
4.0
16
PCIe Lanes
20
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
-

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