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Processor comparison

Intel Core i3-4000M vs Intel Pentium G840

Intel

Intel Core i3-4000M

Intel Socket G3 2400 MHz 2 cores Sep 2013 MOBILE
Intel Core i3-4000M
Intel

Intel Pentium G840

Intel Socket 1155 2800 MHz 2 cores May 2011 DESKTOP
Intel Pentium G840

Summary

Synthetic performance index

  • Intel Core i3-4000M108%
  • Intel Pentium G840100%

Relative performance

Single thread performance index

  • Intel Core i3-4000M100%
  • Intel Pentium G840101%

Relative performance

Multi thread performance index

  • Intel Core i3-4000M118%
  • Intel Pentium G840100%

Relative performance

Reasons to consider the Intel Core i3-4000M

  • 18% higher multi threaded performance.
  • This is a newer product, it might have better application compatibility/performance (check features chart below).
  • Around 8% higher average synthetic performance.

Reasons to consider the Intel Pentium G840

  • None
Intel Core i3-4000M
Gaming

HWSpot recommends the Intel Core i3-4000M

Based on game and synthetic benchmarks, and theoretical specifications.

No winner
Productivity

No clear winner declared

Specifications

Features

Intel Core i3-4000MIntel Pentium G840
MMX
SSE
SSE2
SSE3
SSSE3
SSE4.2
AVX
EIST
Intel 64
XD bit
VT-x
Hyper-Threading
AES-NI

Architecture

Intel Core i3-4000MIntel Pentium G840
ArchitectureIntel_HaswellIntel_SandyBridge
MarketMobileDesktop
Memory SupportDDR3DDR3
CodenameHaswellSandy Bridge
Release DateSep 2013May 2011

Cores

Intel Core i3-4000MIntel Pentium G840
Cores22
Threads42
SMPs11
Integrated GraphicsIntel HD 4600Intel HD (Sandy Bridge)

Cache

Intel Core i3-4000MIntel Pentium G840
L1 Cache64 KB (per core)64 KB (per core)
L2 Cache256 KB (per core)256 KB (per core)
L3 Cache3072 KB (shared)3072 KB (shared)

Physical

Intel Core i3-4000MIntel Pentium G840
SocketIntel Socket G3Intel Socket 1155
Max Case Tempunknownunknown
PackageFC-PGA946FC-LGA10
Die Size118mm²131mm²
Process22 nm32 nm

Performance

Intel Core i3-4000MIntel Pentium G840
Cpu Frequency2400 MHz2800 MHz
Turbo Clocknonenone
Base Clock100 MHz100 MHz
Voltageunknownunknown
TDP37 W65 W

Raw performance index

Raw single-thread performance estimation

  • Intel Core i3-4000M2688 points
  • Intel Pentium G8402800 points

Points - higher is better

Raw multi-thread performance estimation

  • Intel Core i3-4000M6451 points
  • Intel Pentium G8405600 points

Points - higher is better

Synthetic benchmarks

GeekBench 3 (32-bit Multi Core)

  • Intel Core i3-4000M4070
  • Intel Pentium G8403513

points - higher is better

GeekBench 3 (32-bit Single Core)

  • Intel Core i3-4000M1937
  • Intel Pentium G8402032

points - higher is better

Cinebench R15 CPU Single 64Bit

  • Intel Core i3-4000M95
  • Intel Pentium G840 (simulated)92.32

points - higher is better

Cinebench R15 CPU Multi 64Bit

  • Intel Core i3-4000M240
  • Intel Pentium G840 (simulated)199.39

points - higher is better

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