Intel Core i9 9940X vs Intel Core i7 7700
We compared two desktop CPUs: Intel Core i9 9940X with 14 cores 3.3GHz and Intel Core i7 7700 with 4 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i9 9940X 's Advantages
Released 1 years and 9 months late
Higher specification of memory (2666 vs 2400)
Larger memory bandwidth (85GB/s vs 35.76GB/s)
Larger L3 cache size (20MB vs 8MB)
Intel Core i7 7700 's Advantages
Integrated graphics card
Higher base frequency (3.6GHz vs 3.3GHz)
Lower TDP (65W vs 165W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i9 9940X
+12%
1228
Intel Core i7 7700
1089
Cinebench R23 Multi Core
Intel Core i9 9940X
+182%
15351
Intel Core i7 7700
5443
Geekbench 6 Single Core
Intel Core i9 9940X
1328
Intel Core i7 7700
+10%
1473
Geekbench 6 Multi Core
Intel Core i9 9940X
+102%
9787
Intel Core i7 7700
4837
Geekbench 5 Single Core
Intel Core i9 9940X
+9%
1189
Intel Core i7 7700
1087
Geekbench 5 Multi Core
Intel Core i9 9940X
+245%
14374
Intel Core i7 7700
4163
Passmark CPU Single Core
Intel Core i9 9940X
+6%
2608
Intel Core i7 7700
2450
Passmark CPU Multi Core
Intel Core i9 9940X
+228%
28355
Intel Core i7 7700
8637
General Parameters
Oct 2018
Release Date
Jan 2017
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Kaby Lake
i9-9940X
Processor Number
i7-7700
LGA-2066
Socket
LGA-1151
N/A
Integrated Graphics
HD Graphics 630
Package
14 nm
Manufacturing Process
14 nm
165 W
Power Consumption
65 W
88 °C
Peak Operating Temperature
100 °C
CPU Performance
14
Performance Cores
4
28
Performance Core Threads
8
3.3 GHz
Performance Core Base Frequency
3.6 GHz
4.4 GHz
Performance Core Turbo Frequency
4.2 GHz
14
Total Core Count
4
28
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
33x
Multiplier
36
64 K per core
L1 Cache
64 K per core
1 MB per core
L2 Cache
256 K per core
20 MB shared
L3 Cache
8 MB shared
Yes
Unlocked Multiplier
No
Memory Parameters
DDR4-2666
Memory Types
DDR4-2400,DDR3L-1600
128 GB
Max Memory Size
64 GB
4
Max Memory Channels
2
85 GB/s
Max Memory Bandwidth
35.76 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
-
Integrated Graphics
true
-
GPU Base Frequency
350 MHz
-
GPU Max Dynamic Frequency
1150 MHz
-
Shader Units
192
-
Texture Units
24
-
Raster Operation Units
3
-
Execution Units
24
-
Power Consumption
15
-
Max Resolution
4096x2304 - 60 Hz
-
Graphics Performance
0.4 TFLOPS
Miscellaneous
3.0
PCIe Version
3.0
44
PCIe Lanes
16
SSE4.1, SSE4.2, AVX-2, AVX-512
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
