Intel Core2 Duo E7400 vs Intel Core i5-8250U. Specifications, performance, tests

Background information about the processors being compared, series, generation and market segment.

• CPU group
  Intel Core 2 Duo E7000/E8000 Intel Core i 8000U
• Family
  Intel Core2 Duo Intel Core i5
• Generation
  2 8
• Predecessor
  No -
• Segment
  Desktop Mobile
• Successor
  No -

Core counts, threads, cache and clock modes describe the CPU configuration. Performance depends on the workload and comparable measured results.

• Base Frequency
  2.8 GHz 1.6 GHz
• Core architecture
  normal normal
• CPU Cores
  2 4
• CPU Threads
  2 8
• Hyperthreading / SMT
  No Yes
• Overclocking
  Yes No
• Turbo Frequency (1 Core)
  No 3.4 GHz
• Turbo Frequency (2 Cores)
  No -
• Turbo Frequency (4 Cores)
  - 2.3 GHz

Internal Graphics does not affect the performance of the CPU, performs the work of the graphics card in its absence or on mobile devices.

• DirectX Version
  - 12
• Execution units
  - 24
• Generation
  - 9.5
• GPU Frequency
  - 300 MHz
• GPU name
  - Intel UHD Graphics 620
• GPU Turbo
  - 1100 MHz
• Max. displays
  - 3
• Max. GPU Memory
  - 64 GB
• Release date
  - Q3/2016
• Shader
  - 192
• Technology
  - 14 nm

Built-in codecs used to encode and decode content. Significantly speeds up the required operations.

• AV1
  - No
• H.264 / AVC
  - Decode / Encode
• h265 / HEVC (8 bit)
  - Decode / Encode
• h265 / HEVC (10 bit)
  - Decode / Encode
• JPEG
  - Decode / Encode
• VC-1
  - Decode
• VP8
  - Decode / Encode
• VP9
  - Decode / Encode

Types, channel quantity of RAM supported by Intel Core i5-8250U and Intel Core2 Duo E7400. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No No
• Max. Memory
  16 GB 32 GB
• Memory channels
  2 2
• Memory type
  DDR2-1066 / DDR3-1333 DDR4-2400 SO-DIMM
• PCIe lanes
  - 12
• PCIe version
  - 3.0

• AES-NI
  No Yes

Compare the TDP requirements of TDP Intel Core2 Duo E7400 and Intel Core i5-8250U Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• Maximum Operating Temperature
  80 °C -
• TDP (PL1, legacy label)
  65 W 15 W
• TDP (PL2)
  No -
• TDP down
  No -
• TDP up
  No -

Architecture, interfaces, additional instructions supported by Intel Core2 Duo E7400 and Intel Core i5-8250U, virtual machine technologies and process technology.

• Architecture
  Wolfdale Kaby Lake U Refresh
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  MMX, SSE, SSE2, SSE3, SSE 4.1 SSE4.1, SSE4.2, AVX2
• L2-Cache
  3 MB -
• L3-Cache
  No 6 MB
• Release date
  Q4/2008 Q3/2017
• Socket
  LGA 775 BGA 1356
• Technology
  45 nm 14 nm
• Virtualization
  VT-x VT-x, VT-x EPT, VT-d