Intel Core i7 11700 vs Intel Core i7 7820X
We compared two desktop CPUs: Intel Core i7 11700 with 8 cores 2.5GHz 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 11700 's Advantages
Released 3 years and 10 months late
Integrated graphics card
Higher specification of memory (3200 vs 2666)
Newer PCIe version (4.0 vs 3.0)
Larger L3 cache size (16MB vs 11MB)
Lower TDP (65W vs 140W)
Intel Core i7 7820X 's Advantages
Larger memory bandwidth (79.47GB/s vs 50GB/s)
Higher base frequency (3.6GHz vs 2.5GHz)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i7 11700
+7%
1438
Intel Core i7 7820X
1338
Cinebench R23 Multi Core
Intel Core i7 11700
11018
Intel Core i7 7820X
+21%
13358
Geekbench 6 Single Core
Intel Core i7 11700
+69%
2116
Intel Core i7 7820X
1252
Geekbench 6 Multi Core
Intel Core i7 11700
+26%
9530
Intel Core i7 7820X
7510
Geekbench 5 Single Core
Intel Core i7 11700
+47%
1655
Intel Core i7 7820X
1120
Geekbench 5 Multi Core
Intel Core i7 11700
+13%
9636
Intel Core i7 7820X
8504
Passmark CPU Single Core
Intel Core i7 11700
+24%
3150
Intel Core i7 7820X
2536
Passmark CPU Multi Core
Intel Core i7 11700
+15%
19865
Intel Core i7 7820X
17189
General Parameters
Mar 2021
Release Date
May 2017
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Rocket Lake
Core Architecture
Skylake
i7-11700
Processor Number
i7-7820X
LGA-1200
Socket
LGA-2066
UHD Graphics 750
Integrated Graphics
N/A
Package
14 nm
Manufacturing Process
14 nm
65 W
Power Consumption
140 W
100 °C
Peak Operating Temperature
99 °C
CPU Performance
8
Performance Cores
8
16
Performance Core Threads
16
2.5 GHz
Performance Core Base Frequency
3.6 GHz
4.9 GHz
Performance Core Turbo Frequency
4.3 GHz
8
Total Core Count
8
16
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
25x
Multiplier
36x
64 K per core
L1 Cache
64 K per core
512 K per core
L2 Cache
1 MB per core
16 MB shared
L3 Cache
11 MB shared
No
Unlocked Multiplier
Yes
Memory Parameters
DDR4-3200
Memory Types
DDR4-2666
128 GB
Max Memory Size
128 GB
2
Max Memory Channels
4
50 GB/s
Max Memory Bandwidth
79.47 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
-
300 MHz
GPU Base Frequency
-
1300 MHz
GPU Max Dynamic Frequency
-
256
Shader Units
-
64
Texture Units
-
32
Raster Operation Units
-
32
Execution Units
-
15 W
Power Consumption
-
3840x2160 - 60 Hz
Max Resolution
-
0.46 TFLOPS
Graphics Performance
-
Miscellaneous
4.0
PCIe Version
3.0
20
PCIe Lanes
28
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
