Home Comparison Intel Core i7 6800K vs Intel Core i9 12900KF

Intel Core i7 6800K vs Intel Core i9 12900KF

Intel Core i7 6800K
VS
Intel Core i9 12900KF
Intel Core i7 6800K
Intel Core i9 12900KF
We compared two desktop CPUs: Intel Core i7 6800K with 6 cores 3.4GHz and Intel Core i9 12900KF with 16 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 6800K 's Advantages
Higher base frequency (3.4GHz vs 3.2GHz)
Intel Core i9 12900KF 's Advantages
Released 5 years and 5 months late
Higher specification of memory (4800 vs 2133)
Newer PCIe version (5.0 vs 3.0)
Larger L3 cache size (30MB vs 15MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (125W vs 140W)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i7 6800K
951
Intel Core i9 12900KF +113%
2028
Cinebench R23 Multi Core
Intel Core i7 6800K
6632
Intel Core i9 12900KF +313%
27422
Geekbench 6 Single Core
Intel Core i7 6800K
1363
Intel Core i9 12900KF +97%
2686
Geekbench 6 Multi Core
Intel Core i7 6800K
6495
Intel Core i9 12900KF +148%
16130
Blender
Intel Core i7 6800K
93
Intel Core i9 12900KF +356%
425
Geekbench 5 Single Core
Intel Core i7 6800K
922
Intel Core i9 12900KF +113%
1970
Geekbench 5 Multi Core
Intel Core i7 6800K
5537
Intel Core i9 12900KF +215%
17469
Passmark CPU Single Core
Intel Core i7 6800K
2269
Intel Core i9 12900KF +83%
4167
Passmark CPU Multi Core
Intel Core i7 6800K
10740
Intel Core i9 12900KF +283%
41190
Intel Core i7 6800K
VS
Intel Core i9 12900KF

General Parameters

May 2016
Release Date
Oct 2021
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Broadwell E
Core Architecture
Alder Lake
i7-6800K
Processor Number
i9-12900KF
LGA-2011-3
Socket
LGA-1700
N/A
Integrated Graphics
No

Package

14 nm
Manufacturing Process
10 nm
140 W
Power Consumption
125 W
-
Max Turbo Power Consumption
241 W
-
Peak Operating Temperature
100°C

CPU Performance

6
Performance Cores
8
12
Performance Core Threads
16
3.4 GHz
Performance Core Base Frequency
3.2 GHz
3.6 GHz
Performance Core Turbo Frequency
5.1 GHz
-
Efficiency Cores
8
-
Efficiency Core Threads
8
-
Efficiency Core Base Frequency
2.4 GHz
-
Efficiency Core Turbo Frequency
3.9 GHz
6
Total Core Count
16
12
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
34x
Multiplier
32x
32 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
14 MB shared
15 MB shared
L3 Cache
30 MB shared
No
Unlocked Multiplier
Yes

Memory Parameters

DDR4-2133
Memory Types
DDR5-4800, DDR4-3200
128 GB
Max Memory Size
128 GB
4
Max Memory Channels
2
76.8 GB/s
Max Memory Bandwidth
76.8 GB/s
No
ECC Memory Support
Yes

Miscellaneous

Intel Core i7 6800K
Official Website
Intel Core i9 12900KF
3.0
PCIe Version
5.0
28
PCIe Lanes
20

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