AMD Ryzen 9 3900XT vs Intel Core i5 6600K
CPU · Specs Compare
General Parameters
Release Date
Jul 2020
Aug 2015
Manufacturer
AMD
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 2 (Matisse)
Skylake
Integrated Graphics
No
HD Graphics 530
Processor Number
—
i5-6600K
Package
Transistor Count
3.8 billions
—
Manufacturing Process
7 nm
14 nm
Socket
AM4
LGA-1151
Power Consumption
105 W
91 W
Peak Operating Temperature
95°C
—
CPU Performance
Performance Cores
12
4
Performance Core Threads
24
4
Performance Core Base Frequency
3.8 GHz
3.5 GHz
Performance Core Turbo Frequency
4.7 GHz
3.9 GHz
Total Core Count
12
4
Total Thread Count
24
4
Bus Frequency
100 MHz
100 MHz
Multiplier
38x
35
L1 Cache
64 K per core
64 K per core
L2 Cache
512 K per core
256 K per core
L3 Cache
64 MB shared
6 MB shared
Unlocked Multiplier
Yes
No
Memory Parameters
Memory Types
DDR4-3200
DDR4-2133, DDR3L-1600
Max Memory Size
128 GB
64 GB
Max Memory Channels
2
2
Max Memory Bandwidth
47.68 GB/s
34.1 GB/s
ECC Memory Support
Yes
No
Miscellaneous
PCIe Version
4.0
3.0
PCIe Lanes
24
16
Extended Instruction Set
—
SSE4.1, SSE4.2, AVX-2
Graphics Card Parameters
Integrated Graphics
—
true
GPU Max Dynamic Frequency
—
1150 MHz
Benchmark
Cinebench R23
1,350
1,040
Cinebench R23
18,437
3,963
Geekbench 6
1,763
1,486
Geekbench 5
1,311
—
Geekbench 6
11,025
4,406
Geekbench 5
12,279
—
Blender
261
63
Passmark CPU
2,769
2,327
Passmark CPU
32,856
6,329
▲ Specs Compare
Data sourced from official specifications and benchmark tests.