Intel Core i5 6600K vs Intel Core Ultra 7 265
We compared two desktop CPUs: Intel Core i5 6600K with 4 cores 3.5GHz and Intel Core Ultra 7 265 with 20 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i5 6600K 's Advantages
Higher base frequency (3.5GHz vs 2.4GHz)
Intel Core Ultra 7 265 's Advantages
Released 9 years and 4 months late
Higher specification of memory (6400 vs 2133)
Larger memory bandwidth (102.4GB/s vs 34.1GB/s)
Newer PCIe version (5.0 vs 3.0)
Larger L3 cache size (30MB vs 6MB)
More modern manufacturing process (3nm vs 14nm)
Lower TDP (65W vs 91W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i5 6600K
1040
Intel Core Ultra 7 265
+107%
2155
Cinebench R23 Multi Core
Intel Core i5 6600K
3963
Intel Core Ultra 7 265
+624%
28699
Geekbench 6 Single Core
Intel Core i5 6600K
1486
Intel Core Ultra 7 265
+101%
2991
Geekbench 6 Multi Core
Intel Core i5 6600K
4406
Intel Core Ultra 7 265
+350%
19830
Passmark CPU Single Core
Intel Core i5 6600K
2327
Intel Core Ultra 7 265
+104%
4770
Passmark CPU Multi Core
Intel Core i5 6600K
6329
Intel Core Ultra 7 265
+649%
47434
General Parameters
Aug 2015
Release Date
Dec 2024
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Arrow Lake
i5-6600K
Processor Number
265
LGA-1151
Socket
FCLGA-1851
HD Graphics 530
Integrated Graphics
Arc Graphics
-
Generation
Ultra 7 (Arrow Lake)
Package
-
Transistor Count
17.8 billions
14 nm
Manufacturing Process
3 nm
91 W
Power Consumption
65 W
-
Max Turbo Power Consumption
182 W
-
Peak Operating Temperature
105 °C
-
Foundry
TSMC
-
Die Size
243 mm²
CPU Performance
4
Performance Cores
8
4
Performance Core Threads
8
3.5 GHz
Performance Core Base Frequency
2.4 GHz
3.9 GHz
Performance Core Turbo Frequency
5.3 GHz
-
Efficiency Cores
12
-
Efficiency Core Threads
12
-
Efficiency Core Base Frequency
1.8 GHz
-
Efficiency Core Turbo Frequency
4.6 GHz
4
Total Core Count
20
4
Total Thread Count
20
100 MHz
Bus Frequency
100 MHz
35
Multiplier
24
64 K per core
L1 Cache
192 K per core
256 K per core
L2 Cache
3 MB per core
6 MB shared
L3 Cache
30 MB shared
No
Unlocked Multiplier
No
-
SMP
1
Memory Parameters
DDR4-2133, DDR3L-1600
Memory Types
DDR5-6400
64 GB
Max Memory Size
256 GB
2
Max Memory Channels
2
34.1 GB/s
Max Memory Bandwidth
102.4 GB/s
No
ECC Memory Support
Yes
Graphics Card Parameters
true
Integrated Graphics
true
1150 MHz
GPU Max Dynamic Frequency
1950 MHz
Miscellaneous
3.0
PCIe Version
5.0
16
PCIe Lanes
24
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
-
