Intel Core i5-8420T vs Intel Core i7-980

Intel Core i5-8420T
Intel Socket 1151DESKTOP
1800 MHz / Cores: 6 / Sep 2018
Intel Core i5-8420T
Intel Core i7-980
Intel Socket 1366DESKTOP
3333 MHz / Cores: 6 / Jun 2011
Intel Core i7-980

Summary

Reasons to consider Intel Core i5-8420T

95 watts lower power draw.
This is a newer product, it might have better application compatibility/performance (check features chart below).
Has an integrated GPU, which allows to run the system without a dedicated graphics card, unlike the Intel Core i7-980.
Higher theoretical gaming performance, based on raw specifications plus core architecture.

Reasons to consider Intel Core i7-980

Higher theoretical multi-threaded performance, based on specifications plus core architecture.

Intel Core i5-8420T

Gaming

HWBench recommends Intel Core i5-8420T

Based on game and synthetic benchmarks, and theoretical specifications.

Intel Core i7-980

Productivity

HWBench recommends Intel Core i7-980

Based on productivity benchmarks, overall multithreaded performance and theoretical specifications.


Specifications

Features

Intel Core i5-8420TIntel Core i7-980
MMX
SSE
SSE2
SSE3
SSSE3
SSE4.2
AVX
AVX2
EIST
Intel 64
XD bit
VT-x
VT-d
AES-NI
TSX
TXT
CLMUL
FMA3
F16C
BMI1
BMI2
Boost 2.0

Architecture

Intel Core i5-8420TIntel Core i7-980
ArchitectureIntel_CoffelakevsIntel_Westmere
MarketDesktopvsDesktop
Memory SupportDDR4vsDDR3
CodenameCoffee LakevsGulftown
Release DateSep 2018vsJun 2011

Cores

Intel Core i5-8420TIntel Core i7-980
Cores6vs6
Threads6vs12
SMPs1vs1
Integrated GraphicsUHD Graphics 630vsNo

Cache

Intel Core i5-8420TIntel Core i7-980
L1 Cache64 KB (per core)vs64 KB (per core)
L2 Cache256 KB (per core)vs256 KB (per core)
L3 Cache9216 KB (shared)vs12288 KB (shared)

Physical

Intel Core i5-8420TIntel Core i7-980
SocketIntel Socket 1151vsIntel Socket 1366
Max Case Temp72°Cvsunknown
PackageFC-LGA1151vsFC-LGA10
Die Sizeunknownvs239mm²
Process14 nmvs32 nm

Performance

Intel Core i5-8420TIntel Core i7-980
Cpu Frequency1800 MHzvs3333 MHz
Turbo Clock3400 MHzvs3600 MHz
Base Clock100 MHzvs133 MHz
Voltagevariablevs1.3 V
TDP35 Wvs130 W

Raw performance index

Raw single-thread performance estimation

  • Intel Core i5-8420T
    4080 points
  • Intel Core i7-980
    2880 points

Points - higher is better

Raw multi-thread performance estimation

  • Intel Core i5-8420T
    12960 points
  • Intel Core i7-980
    15998 points

Points - higher is better