Intel Celeron 2957U contre Intel Core i7-4940MX. Spécifications, performances, tests

Comprehensive background on the processors being compared, detailing their series, generation, and targeted market segment.

• Segment
  Mobile Mobile
• Série
  Intel Celeron Intel Core i7 Extreme Edition
• Génération
  4 4
• Groupe de CPU
  Intel Celeron 2000 Intel Core i 4000M/4000H

Essential parameters including the number of cores, threads, base and turbo frequencies, and cache size. These metrics provide insight into the processor’s speed—higher values generally indicate better performance.

• Fréquence
  1.40 GHz 3.10 GHz
• Cœurs de CPU
  2 4
• Turbo (1 cœur)
  Pas de turbo 3.90 GHz
• Fils de processeur
  2 8
• Hyperthreading
  Non Oui
• Overclocking
  Non Oui
• Architecture de base
  normal normal

The integrated graphics (iGPU) do not influence the CPU performance significantly; they serve as a substitute for a dedicated graphics card in the absence of one or are utilized in mobile devices.

• Nom du GPU
  Intel HD Graphics (Haswell GT1) Intel HD Graphics 4600
• GPU frequency
  0.20 GHz 0.40 GHz
• GPU (Turbo)
  1.00 GHz 1.35 GHz
• Unités d'exécution
  10 20
• Shader
  80 160
• Max. GPU Memory
  -- 2 GB
• Max. displays
  3 3
• Génération
  7.5 7.5
• DirectX Version
  11.1 11.1
• Processus technologique
  22 nm 22 nm
• Date de sortie
  Q4/2012 Q2/2013

This section details the built-in codecs used for encoding and decoding media content, which significantly enhance processing speed and efficiency.

• h265 / HEVC (8 bit)
  Non Non
• h265 / HEVC (10 bit)
  Non Non
• h264
  Decode / Encode Decode / Encode
• VP9
  Non Non
• VP8
  Non Non
• AV1
  Non Non
• AVC
  Decode / Encode Decode / Encode
• VC-1
  Decode Decode
• JPEG
  Decode Decode

Overview of the types and quantities of RAM supported by Intel Core i7-4940MX et Intel Celeron 2957U. The supported memory frequencies may vary depending on the motherboard configuration.

• Type de mémoire
  DDR3L-1600 SO-DIMM DDR3L-1600 SO-DIMM
• ECC
  Non Non
• Canaux de mémoire
  2 4
• Version PCIe
  2.0 3.0
• Couloirs PCIe
  10 16

• AES-NI
  Oui Oui

Analyze the TDP (Thermal Design Power) requirements of Intel Celeron 2957U et Intel Core i7-4940MX to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

• TDP (PL1)
  15 W 57 W

Information on architecture, interfaces, and additional instructions supported by Intel Celeron 2957U et Intel Core i7-4940MX, including virtual machine technologies and fabrication processes.

• Jeu d'instructions (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• Virtualization
  VT-x, VT-x EPT, VT-d VT-x, VT-x EPT, VT-d
• Extensions ISA
  SSE4.1, SSE4.2 SSE4.1, SSE4.2, AVX2
• L3-Cache
  2.00 MB 8.00 MB
• Architecture
  Haswell U Haswell H
• Processus technologique
  22 nm 22 nm
• Socket
  BGA 1168 PGA 946
• Date de sortie
  Q4/2013 Q4/2013