Intel Core i9 9940X vs Intel Core i9 7980XE
CPU · Specs Compare
General Parameters
Release Date
Oct 2018
Sep 2017
Manufacturer
Intel
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Skylake
Skylake
Processor Number
i9-9940X
i9-7980XE
Integrated Graphics
N/A
N/A
Package
Manufacturing Process
14 nm
14 nm
Socket
LGA-2066
LGA-2066
Power Consumption
165 W
165 W
Peak Operating Temperature
88 °C
94 °C
CPU Performance
Performance Cores
14
18
Performance Core Threads
28
36
Performance Core Base Frequency
3.3 GHz
2.6 GHz
Performance Core Turbo Frequency
4.4 GHz
4.2 GHz
Total Core Count
14
18
Total Thread Count
28
36
Bus Frequency
100 MHz
100 MHz
Multiplier
33x
26x
L1 Cache
64 K per core
64 K per core
L2 Cache
1 MB per core
1 MB per core
L3 Cache
20 MB shared
25 MB shared
Unlocked Multiplier
Yes
Yes
Memory Parameters
Memory Types
DDR4-2666
DDR4-2666
Max Memory Size
128 GB
128 GB
Max Memory Channels
4
4
Max Memory Bandwidth
85 GB/s
79.47 GB/s
ECC Memory Support
No
No
Miscellaneous
PCIe Version
3.0
3.0
PCIe Lanes
44
44
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
SSE4.1, SSE4.2, AVX-2, AVX-512
Benchmark
Cinebench R23
1,228
1,263
Cinebench R23
15,351
28,196
Geekbench 6
1,328
1,410
Geekbench 5
1,189
—
Geekbench 6
9,787
11,418
Geekbench 5
14,374
—
Passmark CPU
—
2,492
Passmark CPU
—
30,462
▲ Specs Compare
Data sourced from official specifications and benchmark tests.