Intel Core i7 6800K vs AMD Ryzen 9 3900XT
CPU · Specs Compare
General Parameters
Release Date
May 2016
Jul 2020
Manufacturer
Intel
AMD
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Broadwell E
Zen 2 (Matisse)
Processor Number
i7-6800K
—
Integrated Graphics
N/A
No
Package
Manufacturing Process
14 nm
7 nm
Socket
LGA-2011-3
AM4
Power Consumption
140 W
105 W
Transistor Count
—
3.8 billions
Peak Operating Temperature
—
95°C
CPU Performance
Performance Cores
6
12
Performance Core Threads
12
24
Performance Core Base Frequency
3.4 GHz
3.8 GHz
Performance Core Turbo Frequency
3.6 GHz
4.7 GHz
Total Core Count
6
12
Total Thread Count
12
24
Bus Frequency
100 MHz
100 MHz
Multiplier
34x
38x
L1 Cache
32 K per core
64 K per core
L2 Cache
256 K per core
512 K per core
L3 Cache
15 MB shared
64 MB shared
Unlocked Multiplier
No
Yes
Memory Parameters
Memory Types
DDR4-2133
DDR4-3200
Max Memory Size
128 GB
128 GB
Max Memory Channels
4
2
Max Memory Bandwidth
76.8 GB/s
47.68 GB/s
ECC Memory Support
No
Yes
Miscellaneous
PCIe Version
3.0
4.0
PCIe Lanes
28
24
Benchmark
Cinebench R23
951
1,350
Cinebench R23
6,632
18,437
Geekbench 6
1,363
1,763
Geekbench 5
922
1,311
Geekbench 6
6,495
11,025
Geekbench 5
5,537
12,279
Blender
93
261
Passmark CPU
2,269
2,769
Passmark CPU
10,740
32,856
▲ Specs Compare
Data sourced from official specifications and benchmark tests.