Intel Core i7 7700K vs Intel Core i9 9900X
We compared two desktop CPUs: Intel Core i7 7700K with 4 cores 4.2GHz and Intel Core i9 9900X with 10 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i7 7700K 's Advantages
Integrated graphics card
Higher base frequency (4.2GHz vs 3.5GHz)
Lower TDP (91W vs 165W)
Intel Core i9 9900X '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)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i7 7700K
+2%
1209
Intel Core i9 9900X
1182
Cinebench R23 Multi Core
Intel Core i7 7700K
5881
Intel Core i9 9900X
+137%
13994
Geekbench 6 Single Core
Intel Core i7 7700K
+7%
1557
Intel Core i9 9900X
1455
Geekbench 6 Multi Core
Intel Core i7 7700K
5260
Intel Core i9 9900X
+95%
10273
Geekbench 5 Single Core
Intel Core i7 7700K
1129
Intel Core i9 9900X
+3%
1165
Geekbench 5 Multi Core
Intel Core i7 7700K
4705
Intel Core i9 9900X
+127%
10704
Passmark CPU Single Core
Intel Core i7 7700K
+5%
2712
Intel Core i9 9900X
2565
Passmark CPU Multi Core
Intel Core i7 7700K
9594
Intel Core i9 9900X
+127%
21833
General Parameters
Jan 2017
Release Date
Oct 2018
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Kaby Lake
Core Architecture
Skylake
i7-7700K
Processor Number
i9-9900X
LGA-1151
Socket
LGA-2066
HD Graphics 630
Integrated Graphics
N/A
Package
14 nm
Manufacturing Process
14 nm
91 W
Power Consumption
165 W
100 °C
Peak Operating Temperature
92 °C
CPU Performance
4
Performance Cores
10
8
Performance Core Threads
20
4.2 GHz
Performance Core Base Frequency
3.5 GHz
4.5 GHz
Performance Core Turbo Frequency
4.4 GHz
4
Total Core Count
10
8
Total Thread Count
20
42 MHz
Bus Frequency
100 MHz
100x
Multiplier
35x
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
1 MB per core
8 MB shared
L3 Cache
20 MB shared
Yes
Unlocked Multiplier
Yes
Memory Parameters
DDR4-2400, DDR3L-1600
Memory Types
DDR4-2666
64 GB
Max Memory Size
128 GB
2
Max Memory Channels
4
35.76 GB/s
Max Memory Bandwidth
85 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
-
350 MHz
GPU Base Frequency
-
1150 MHz
GPU Max Dynamic Frequency
-
192
Shader Units
-
24
Texture Units
-
3
Raster Operation Units
-
24
Execution Units
-
15 W
Power Consumption
-
4096x2304 - 60 Hz
Max Resolution
-
0.44 TFLOPS
Graphics Performance
-
Miscellaneous
3.0
PCIe Version
3.0
16
PCIe Lanes
44
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
