Intel Core Ultra 7 255H vs Intel Core i9 9960X
CPU Specs Compare
General Parameters
Release Date
Jan 2025
Oct 2018
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Skylake
Processor Number
255H
i9-9960X
Integrated Graphics
Arc Graphics 140T
N/A
Package
Manufacturing Process
3 nm
14 nm
Socket
FCBGA-2049
LGA-2066
Power Consumption
20-28 W
165 W
Max Turbo Power Consumption
115 W
-
Peak Operating Temperature
110 °C
85 °C
CPU Performance
Performance Cores
6
16
Performance Core Threads
6
32
Performance Core Base Frequency
2.0 GHz
3.1 GHz
Performance Core Turbo Frequency
5.1 GHz
4.4 GHz
Efficiency Cores
10
-
Efficiency Core Threads
10
-
Efficiency Core Base Frequency
1.5 GHz
-
Efficiency Core Turbo Frequency
4.4 GHz
-
Total Core Count
16
16
Total Thread Count
16
32
Bus Frequency
100 MHz
-
Multiplier
20
-
L1 Cache
112 K per core
32 K per core
L2 Cache
2 MB per core
1 MB per core
L3 Cache
24 MB shared
22 MB shared
Unlocked Multiplier
No
Yes
Memory Parameters
Memory Types
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
DDR4-2666
Max Memory Size
128 GB
128 GB
Max Memory Channels
2
4
ECC Memory Support
No
No
Max Memory Bandwidth
-
85 GB/s
Graphics Card Parameters
Integrated Graphics
true
-
GPU Max Dynamic Frequency
2250 MHz
-
Miscellaneous
📊 Benchmark
Cinebench R23
2,029
1,075
Cinebench R23
20,521
17,953
Geekbench 6
2,823
1,432
Geekbench 6
15,662
10,707
Cinebench 2024
115
-
Cinebench 2024
1,102
-
Blender
278
-
Passmark CPU
-
2,608
Passmark CPU
-
30,525