Intel Core i5 6400 vs Intel Core i9 9900T
CPU · Specs Compare
General Parameters
Release Date
Sep 2015
Apr 2019
Manufacturer
Intel
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Skylake
Coffee Lake
Processor Number
i5-6400
i9-9900T
Integrated Graphics
HD Graphics 530
UHD Graphics 630
Package
Manufacturing Process
14 nm
14 nm
Socket
LGA-1151
LGA-1151
Power Consumption
65 W
35 W
Peak Operating Temperature
—
100 °C
CPU Performance
Performance Cores
4
8
Performance Core Threads
4
16
Performance Core Base Frequency
2.7 GHz
2.1 GHz
Performance Core Turbo Frequency
3.3 GHz
4.4 GHz
Total Core Count
4
8
Total Thread Count
4
16
Bus Frequency
100 MHz
100 MHz
Multiplier
27x
21x
L1 Cache
64 K per core
32 K per core
L2 Cache
256 K per core
256 K per core
L3 Cache
6 MB shared
16 MB shared
Unlocked Multiplier
No
No
Memory Parameters
Memory Types
DDR4-2133, DDR3L-1600
DDR4-2666
Max Memory Size
64 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
34.1 GB/s
41.6 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Max Dynamic Frequency
950 MHz
1200 MHz
GPU Base Frequency
—
350 MHz
Shader Units
—
192
Texture Units
—
24
Raster Operation Units
—
3
Execution Units
—
24
Power Consumption
—
15 W
Max Resolution
—
4096x2304 - 60 Hz
Miscellaneous
PCIe Version
3.0
3.0
PCIe Lanes
16
16
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
SSE4.1, SSE4.2, AVX-2
Benchmark
Cinebench R23
898
1,204
Cinebench R23
3,214
10,202
Geekbench 6
1,143
1,461
Geekbench 5
853
1,150
Geekbench 6
3,312
6,776
Geekbench 5
2,805
6,752
Blender
49
95
Passmark CPU
1,961
2,470
Passmark CPU
5,151
13,472
▲ Specs Compare
Data sourced from official specifications and benchmark tests.