Home Comparison Intel Core i7 6700K vs Intel Core i9 12900KS

Intel Core i7 6700K vs Intel Core i9 12900KS

We compared two desktop CPUs: Intel Core i7 6700K with 4 cores 4.0GHz and Intel Core i9 12900KS with 16 cores 3.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 6700K 's Advantages
Higher base frequency (4.0GHz vs 3.4GHz)
Lower TDP (91W vs 150W)
Intel Core i9 12900KS 's Advantages
Released 6 years and 8 months late
Higher specification of memory (4800 vs 2133)
Larger memory bandwidth (76.8GB/s vs 34.1GB/s)
Newer PCIe version (5.0 vs 3.0)
Larger L3 cache size (30MB vs 8MB)
More modern manufacturing process (10nm vs 14nm)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i7 6700K
1129
Intel Core i9 12900KS +84%
2082
Cinebench R23 Multi Core
Intel Core i7 6700K
5646
Intel Core i9 12900KS +392%
27796
Geekbench 6 Single Core
Intel Core i7 6700K
1512
Intel Core i9 12900KS +69%
2559
Geekbench 6 Multi Core
Intel Core i7 6700K
5068
Intel Core i9 12900KS +206%
15546
Blender
Intel Core i7 6700K
107
Intel Core i9 12900KS +283%
410
Geekbench 5 Single Core
Intel Core i7 6700K
1087
Intel Core i9 12900KS +87%
2041
Geekbench 5 Multi Core
Intel Core i7 6700K
4271
Intel Core i9 12900KS +314%
17685
Passmark CPU Single Core
Intel Core i7 6700K
2503
Intel Core i9 12900KS +74%
4357
Passmark CPU Multi Core
Intel Core i7 6700K
8928
Intel Core i9 12900KS +398%
44470
VS

General Parameters

Aug 2015
Release Date
Apr 2022
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Alder Lake-S
i7-6700K
Processor Number
i9-12900KS
LGA-1151
Socket
LGA-1700
HD Graphics 530
Integrated Graphics
UHD Graphics 770

Package

1.75 billions
Transistor Count
-
14 nm
Manufacturing Process
10 nm
91 W
Power Consumption
150 W
-
Peak Operating Temperature
100 °C

CPU Performance

4
Performance Cores
8
8
Performance Core Threads
-
4.0 GHz
Performance Core Base Frequency
3.4 GHz
4.2 GHz
Performance Core Turbo Frequency
5.5 GHz
-
Efficiency Cores
8
4
Total Core Count
16
8
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
40
Multiplier
34x
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
14 MB shared
8 MB shared
L3 Cache
30 MB shared
Yes
Unlocked Multiplier
Yes

Memory Parameters

DDR4-2133,DDR3L-1600
Memory Types
DDR5-4800, DDR4-3200
64 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
34.1 GB/s
Max Memory Bandwidth
76.8 GB/s
No
ECC Memory Support
Yes

Graphics Card Parameters

true
Integrated Graphics
true
-
GPU Base Frequency
300 MHz
1150 MHz
GPU Max Dynamic Frequency
1550 MHz
-
Shader Units
256
-
Texture Units
16
-
Raster Operation Units
8
-
Execution Units
32
-
Power Consumption
15 W
-
Graphics Performance
0.78 TFLOPS

Miscellaneous

3.0
PCIe Version
5.0
16
PCIe Lanes
20
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
-

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