Intel Core i7 7700T vs Intel Core i9 9940X
CPU · Specs Compare
General Parameters
Release Date
Jan 2017
Oct 2018
Manufacturer
Intel
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Kaby Lake
Skylake
Processor Number
i7-7700T
i9-9940X
Integrated Graphics
HD Graphics 630
N/A
Package
Manufacturing Process
14 nm
14 nm
Socket
LGA-1151
LGA-2066
Power Consumption
35 W
165 W
Peak Operating Temperature
80 °C
88 °C
CPU Performance
Performance Cores
4
14
Performance Core Threads
8
28
Performance Core Base Frequency
2.9 GHz
3.3 GHz
Performance Core Turbo Frequency
3.8 GHz
4.4 GHz
Total Core Count
4
14
Total Thread Count
8
28
Bus Frequency
100 MHz
100 MHz
Multiplier
29x
33x
L1 Cache
64 K per core
64 K per core
L2 Cache
256 K per core
1 MB per core
L3 Cache
8 MB shared
20 MB shared
Unlocked Multiplier
—
Yes
Memory Parameters
Memory Types
DDR4-2400, DDR3L-1600
DDR4-2666
Max Memory Size
64 GB
128 GB
Max Memory Channels
2
4
Max Memory Bandwidth
38.4 GB/s
85 GB/s
ECC Memory Support
No
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 W
—
Max Resolution
4096x2304 - 60 Hz
—
Miscellaneous
PCIe Version
3.0
3.0
PCIe Lanes
16
44
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
SSE4.1, SSE4.2, AVX-2, AVX-512
Benchmark
Cinebench R23
1,116
1,228
Cinebench R23
5,605
15,351
Geekbench 6
1,066
1,328
Geekbench 5
977
1,189
Geekbench 6
3,226
9,787
Geekbench 5
3,611
14,374
Blender
63
—
Passmark CPU
2,139
—
Passmark CPU
7,511
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.