Intel Core i5 9400T vs Intel Core i7 8700K
We compared two desktop CPUs: Intel Core i5 9400T with 6 cores 1.8GHz and Intel Core i7 8700K with 6 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i5 9400T 's Advantages
Released 1 years and 6 months late
Lower TDP (35W vs 95W)
Intel Core i7 8700K 's Advantages
Higher base frequency (3.7GHz vs 1.8GHz)
Larger L3 cache size (12MB vs 9MB)
Score
Benchmark
Geekbench 6 Single Core
Intel Core i5 9400T
1185
Intel Core i7 8700K
+24%
1475
Geekbench 6 Multi Core
Intel Core i5 9400T
4161
Intel Core i7 8700K
+52%
6339
Blender
Intel Core i5 9400T
50
Intel Core i7 8700K
+212%
156
Geekbench 5 Single Core
Intel Core i5 9400T
877
Intel Core i7 8700K
+40%
1233
Geekbench 5 Multi Core
Intel Core i5 9400T
3859
Intel Core i7 8700K
+71%
6632
Passmark CPU Single Core
Intel Core i5 9400T
2019
Intel Core i7 8700K
+36%
2748
Passmark CPU Multi Core
Intel Core i5 9400T
7742
Intel Core i7 8700K
+76%
13661
General Parameters
Apr 2019
Release Date
Oct 2017
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Coffee Lake
Core Architecture
Coffee Lake
i5-9400T
Processor Number
i7-8700K
LGA-1151
Socket
LGA-1151
UHD Graphics 630
Integrated Graphics
UHD Graphics 630
Package
14 nm
Manufacturing Process
14 nm
35 W
Power Consumption
95 W
100 °C
Peak Operating Temperature
100 °C
CPU Performance
6
Performance Cores
6
6
Performance Core Threads
12
1.8 GHz
Performance Core Base Frequency
3.7 GHz
3.4 GHz
Performance Core Turbo Frequency
4.7 GHz
6
Total Core Count
6
6
Total Thread Count
12
100 MHz
Bus Frequency
100 MHz
18x
Multiplier
37x
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
9 MB shared
L3 Cache
12 MB shared
No
Unlocked Multiplier
Yes
Memory Parameters
DDR4-2666
Memory Types
DDR4-2666
128 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
41.6 GB/s
Max Memory Bandwidth
41.6 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
350 MHz
GPU Base Frequency
350 MHz
1050 MHz
GPU Max Dynamic Frequency
1200 MHz
192
Shader Units
192
24
Texture Units
24
3
Raster Operation Units
3
24
Execution Units
24
15 W
Power Consumption
15 W
4096x2304 - 60 Hz
Max Resolution
4096x2304 - 60 Hz
0.38 TFLOPS
Graphics Performance
0.38 TFLOPS
Miscellaneous
3.0
PCIe Version
3.0
16
PCIe Lanes
16
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
