Home Comparison AMD Ryzen 9 3900XT vs Intel Core i5 6600K

AMD Ryzen 9 3900XT vs Intel Core i5 6600K

We compared two desktop CPUs: AMD Ryzen 9 3900XT with 12 cores 3.8GHz and Intel Core i5 6600K with 4 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 3900XT 's Advantages
Released 4 years and 11 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 (3.8GHz vs 3.5GHz)
Larger L3 cache size (64MB vs 6MB)
More modern manufacturing process (7nm vs 14nm)
Intel Core i5 6600K 's Advantages
Integrated graphics card
Lower TDP (91W vs 105W)

Score

Benchmark

Cinebench R23 Single Core
AMD Ryzen 9 3900XT +29%
1350
Intel Core i5 6600K
1040
Cinebench R23 Multi Core
AMD Ryzen 9 3900XT +365%
18437
Intel Core i5 6600K
3963
Geekbench 6 Single Core
AMD Ryzen 9 3900XT +18%
1763
Intel Core i5 6600K
1486
Geekbench 6 Multi Core
AMD Ryzen 9 3900XT +150%
11025
Intel Core i5 6600K
4406
Blender
AMD Ryzen 9 3900XT +314%
261
Intel Core i5 6600K
63
Geekbench 5 Single Core
AMD Ryzen 9 3900XT +16%
1311
Intel Core i5 6600K
1125
Geekbench 5 Multi Core
AMD Ryzen 9 3900XT +225%
12279
Intel Core i5 6600K
3775
Passmark CPU Single Core
AMD Ryzen 9 3900XT +18%
2769
Intel Core i5 6600K
2327
Passmark CPU Multi Core
AMD Ryzen 9 3900XT +419%
32856
Intel Core i5 6600K
6329
VS

General Parameters

Jul 2020
Release Date
Aug 2015
AMD
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Zen 2 (Matisse)
Core Architecture
Skylake
-
Processor Number
i5-6600K
AM4
Socket
LGA-1151
No
Integrated Graphics
HD Graphics 530

Package

3.8 billions
Transistor Count
-
7 nm
Manufacturing Process
14 nm
105 W
Power Consumption
91 W
95°C
Peak Operating Temperature
-

CPU Performance

12
Performance Cores
4
24
Performance Core Threads
4
3.8 GHz
Performance Core Base Frequency
3.5 GHz
4.7 GHz
Performance Core Turbo Frequency
3.9 GHz
12
Total Core Count
4
24
Total Thread Count
4
100 MHz
Bus Frequency
100 MHz
38x
Multiplier
35
64 K per core
L1 Cache
64 K per core
512 K per core
L2 Cache
256 K per core
64 MB shared
L3 Cache
6 MB shared
Yes
Unlocked Multiplier
No

Memory Parameters

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

Graphics Card Parameters

-
Integrated Graphics
true
-
GPU Max Dynamic Frequency
1150 MHz

Miscellaneous

4.0
PCIe Version
3.0
24
PCIe Lanes
16
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2

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