Home Comparison Intel Core i7 6900K vs Intel Core Ultra 7 265KF

Intel Core i7 6900K vs Intel Core Ultra 7 265KF

We compared two desktop CPUs: Intel Core i7 6900K with 8 cores 3.2GHz and Intel Core Ultra 7 265KF with 20 cores 3.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core Ultra 7 265KF 's Advantages
Released 8 years and 5 months late
Higher specification of memory (6400 vs 2133)
Larger memory bandwidth (102.4GB/s vs 76.8GB/s)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (3.9GHz vs 3.2GHz)
Larger L3 cache size (30MB vs 20MB)
More modern manufacturing process (3nm vs 14nm)
Lower TDP (125W vs 140W)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i7 6900K
1151
Intel Core Ultra 7 265KF +100%
2308
Cinebench R23 Multi Core
Intel Core i7 6900K
11326
Intel Core Ultra 7 265KF +229%
37273
Geekbench 6 Single Core
Intel Core i7 6900K
1286
Intel Core Ultra 7 265KF +149%
3208
Geekbench 6 Multi Core
Intel Core i7 6900K
7470
Intel Core Ultra 7 265KF +191%
21797
Blender
Intel Core i7 6900K
192
Intel Core Ultra 7 265KF +139%
460
VS

General Parameters

May 2016
Release Date
Oct 2024
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Broadwell E
Core Architecture
Arrow Lake
i7-6900K
Processor Number
265KF
LGA-2011-3
Socket
FCLGA-1851
N/A
Integrated Graphics
No
-
Generation
Ultra 7(Arrow Lake)

Package

14 nm
Manufacturing Process
3 nm
140 W
Power Consumption
125 W
-
Max Turbo Power Consumption
250 W
-
Peak Operating Temperature
105 °C
-
Foundry
TSMC

CPU Performance

8
Performance Cores
8
16
Performance Core Threads
8
3.2 GHz
Performance Core Base Frequency
3.9 GHz
3.7 GHz
Performance Core Turbo Frequency
5.4 GHz
-
Efficiency Cores
12
-
Efficiency Core Threads
12
-
Efficiency Core Base Frequency
3.3 GHz
-
Efficiency Core Turbo Frequency
4.6 GHz
8
Total Core Count
20
16
Total Thread Count
20
100 MHz
Bus Frequency
100 MHz
32x
Multiplier
39
64 K per core
L1 Cache
112 K per core
256 K per core
L2 Cache
3 MB per core
20 MB shared
L3 Cache
30 MB shared
No
Unlocked Multiplier
Yes
-
SMP
1

Memory Parameters

DDR4-2133
Memory Types
DDR5-6400
128 GB
Max Memory Size
192 GB
4
Max Memory Channels
2
76.8 GB/s
Max Memory Bandwidth
102.4 GB/s
No
ECC Memory Support
Yes

Miscellaneous

3.0
PCIe Version
5.0
40
PCIe Lanes
24

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