Intel Core i9 9920X vs Intel Core Ultra 7 355
CPU Specs Compare
General Parameters
Release Date
Oct 2018
Jan 2026
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Skylake
-
Processor Number
i9-9920X
355
Integrated Graphics
N/A
Graphics 4 Xe3
Generation
-
Intel Core Ultra Series 3
Package
Manufacturing Process
14 nm
3 nm
Socket
LGA-2066
Custom
Power Consumption
165 W
15-25 W
Peak Operating Temperature
92 °C
100 °C
Max Turbo Power Consumption
-
55 W
CPU Performance
Performance Cores
12
4
Performance Core Threads
24
4
Performance Core Base Frequency
3.5 GHz
2.3 GHz
Performance Core Turbo Frequency
4.4 GHz
4.7 GHz
Total Core Count
12
8
Total Thread Count
24
8
Bus Frequency
100 MHz
100 MHz
Multiplier
35x
23
L1 Cache
64 K per core
-
L2 Cache
1 MB per core
-
L3 Cache
19 MB shared
12 MB shared
Unlocked Multiplier
Yes
No
Efficiency Cores
-
4
Efficiency Core Threads
-
4
Efficiency Core Base Frequency
-
1.7 GHz
Efficiency Core Turbo Frequency
-
3.5 GHz
Memory Parameters
Memory Types
DDR4-2666
LPDDR5X-7467,DDR5-6400
Max Memory Size
128 GB
128 GB
Max Memory Channels
4
2
Max Memory Bandwidth
85 GB/s
119.5 GB/s
ECC Memory Support
No
No
Miscellaneous
Graphics Card Parameters
Integrated Graphics
-
true
GPU Max Dynamic Frequency
-
2500 MHz
Execution Units
-
4
Max Resolution
-
7680 x 4320 @ 60Hz
📊 Benchmark
Cinebench R23
1,067
-
Cinebench R23
14,793
-
Geekbench 6
1,389
2,706
Geekbench 5
1,171
-
Geekbench 6
3,027
10,277
Geekbench 5
12,494
-
Passmark CPU
2,608
-
Passmark CPU
25,060
-