Home Comparison Intel Core i7 12700E vs Intel Core i7 7820X

Intel Core i7 12700E vs Intel Core i7 7820X

Intel Core i7 12700E
VS
Intel Core i7 7820X
Intel Core i7 12700E
Intel Core i7 7820X
We compared two desktop CPUs: Intel Core i7 12700E with 12 cores 2.1GHz and Intel Core i7 7820X with 8 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 12700E 's Advantages
Released 4 years and 8 months late
Integrated graphics card
Higher specification of memory (4800 vs 2666)
Newer PCIe version (5 vs 3.0)
Larger L3 cache size (25MB vs 11MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (65W vs 140W)
Intel Core i7 7820X 's Advantages
Larger memory bandwidth (79.47GB/s vs 76.8GB/s)
Higher base frequency (3.6GHz vs 2.1GHz)

Score

Benchmark

Geekbench 6 Single Core
Intel Core i7 12700E +44%
1812
Intel Core i7 7820X
1252
Geekbench 6 Multi Core
Intel Core i7 12700E +35%
10177
Intel Core i7 7820X
7510
Intel Core i7 12700E
VS
Intel Core i7 7820X

General Parameters

Jan 2022
Release Date
May 2017
Intel
Manufacturer
Intel
Desktop
Type
Desktop
-
Instruction Set
x86-64
Alder Lake-S
Core Architecture
Skylake
-
Processor Number
i7-7820X
Intel Socket 1700
Socket
LGA-2066
UHD Graphics 770
Integrated Graphics
N/A
Core i7 (Alder Lake-S)
Generation
-

Package

10 nm
Manufacturing Process
14 nm
65 W
Power Consumption
140 W
-
Peak Operating Temperature
99 °C
Intel
Foundry
-
215 mm²
Die Size
-

CPU Performance

8
Performance Cores
8
16
Performance Core Threads
16
2.1 GHz
Performance Core Base Frequency
3.6 GHz
4.8 GHz
Performance Core Turbo Frequency
4.3 GHz
4
Efficiency Cores
-
4
Efficiency Core Threads
-
1.6 GHz
Efficiency Core Base Frequency
-
3.6 GHz
Efficiency Core Turbo Frequency
-
12
Total Core Count
8
20
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
21
Multiplier
36x
80 KB per core
L1 Cache
64 K per core
12 MB
L2 Cache
1 MB per core
25 MB
L3 Cache
11 MB shared
No
Unlocked Multiplier
Yes
1
SMP
-

Memory Parameters

DDR4-3200, DDR5-4800
Memory Types
DDR4-2666
128 GB
Max Memory Size
128 GB
2
Max Memory Channels
4
76.8 GB/s
Max Memory Bandwidth
79.47 GB/s
Yes
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
-
300 MHz
GPU Base Frequency
-
1500 MHz
GPU Max Dynamic Frequency
-
32
Execution Units
-

Miscellaneous

Intel Core i7 12700E
Official Website
Intel Core i7 7820X
5
PCIe Version
3.0
20
PCIe Lanes
28
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512

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