Intel Core Ultra 7 356H vs Intel Core i7 7820X
CPU Specs Compare
General Parameters
Release Date
Jan 2026
May 2017
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Panther Lake
Skylake
Processor Number
356H
i7-7820X
Integrated Graphics
Graphics 4 Xe3
N/A
Generation
Intel Core Ultra Series 3
-
Package
Manufacturing Process
3 nm
14 nm
Socket
Custom
LGA-2066
Power Consumption
15-25 W
140 W
Max Turbo Power Consumption
80 W
-
Peak Operating Temperature
100 °C
99 °C
CPU Performance
Performance Cores
4
8
Performance Core Threads
4
16
Performance Core Base Frequency
1.9 GHz
3.6 GHz
Performance Core Turbo Frequency
4.7 GHz
4.3 GHz
Efficiency Cores
12
-
Efficiency Core Threads
12
-
Efficiency Core Base Frequency
1.5 GHz
-
Efficiency Core Turbo Frequency
3.7 GHz
-
Total Core Count
16
8
Total Thread Count
16
16
Bus Frequency
100 MHz
100 MHz
Multiplier
19
36x
L1 Cache
192 K per core
64 K per core
L2 Cache
2560 K per core
1 MB per core
L3 Cache
18 MB shared
11 MB shared
Unlocked Multiplier
No
Yes
Memory Parameters
Memory Types
LPDDR5X-8533,DDR5-7200
DDR4-2666
Max Memory Size
128 GB
128 GB
Max Memory Channels
2
4
Max Memory Bandwidth
136.5 GB/s
79.47 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
-
GPU Base Frequency
800 MHz
-
GPU Max Dynamic Frequency
2450 MHz
-
Shader Units
1024
-
Texture Units
64
-
Raster Operation Units
32
-
Execution Units
4
-
Power Consumption
25
-
AI Accelerator
Theoretical performance
50 TOPS
-
Miscellaneous
📊 Benchmark
Cinebench R23
2,003
1,338
Cinebench R23
18,102
13,358
Geekbench 6
2,738
1,252
Geekbench 6
15,294
7,510
Cinebench 2024
120
-
Cinebench 2024
1,085
-
Geekbench 5
-
1,120
Geekbench 5
-
8,504
Passmark CPU
-
2,536
Passmark CPU
-
17,189