Intel Core Ultra 7 255HX vs Intel Core i7 6900K
CPU Specs Compare
General Parameters
Release Date
Jan 2025
May 2016
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Broadwell E
Processor Number
255HX
i7-6900K
Integrated Graphics
Arc Graphics (4-Cores)
N/A
Generation
Ultra 7 (Arrow Lake)
-
Package
Manufacturing Process
3 nm
14 nm
Socket
FCBGA-2114
LGA-2011-3
Power Consumption
45-55 W
140 W
Max Turbo Power Consumption
160 W
-
Peak Operating Temperature
105 °C
-
Foundry
Intel
-
Package
FC-LGA18V
-
CPU Performance
Performance Cores
8
8
Performance Core Threads
8
16
Performance Core Base Frequency
2.4 GHz
3.2 GHz
Performance Core Turbo Frequency
5.2 GHz
3.7 GHz
Efficiency Cores
12
-
Efficiency Core Threads
12
-
Efficiency Core Base Frequency
1.8 GHz
-
Efficiency Core Turbo Frequency
4.5 GHz
-
Total Core Count
20
8
Total Thread Count
20
16
Bus Frequency
100 MHz
100 MHz
Multiplier
24
32x
L1 Cache
112 K per core
64 K per core
L2 Cache
2 MB per core
256 K per core
L3 Cache
30 MB shared
20 MB shared
Unlocked Multiplier
Yes
No
SMP
1
-
Memory Parameters
Memory Types
DDR5-6400
DDR4-2133
Max Memory Size
192 GB
128 GB
Max Memory Channels
2
4
Max Memory Bandwidth
102.4 GB/s
76.8 GB/s
ECC Memory Support
Yes
No
Graphics Card Parameters
Integrated Graphics
true
-
GPU Base Frequency
300 MHz
-
GPU Max Dynamic Frequency
1850 MHz
-
Shader Units
512
-
Texture Units
32
-
Raster Operation Units
16
-
Execution Units
64
-
Power Consumption
14
-
📊 Benchmark
Cinebench R23
2,030
-
Cinebench R23
25,611
-
Geekbench 6
3,102
1,286
Geekbench 6
15,879
7,470
Cinebench 2024
132
-
Cinebench 2024
1,590
-