Intel Core2 Duo E7400 vs Intel Xeon X3440. Specifications, performance, tests

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

• CPU group
  Intel Core 2 Duo E7000/E8000 Intel Xeon X
• Family
  Intel Core2 Duo Intel Xeon X
• Generation
  2 0
• Predecessor
  No -
• Segment
  Desktop Desktop / Server
• 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 2.53 GHz
• Core architecture
  normal normal
• CPU Cores
  2 4
• CPU Threads
  2 8
• Hyperthreading / SMT
  No Yes
• Overclocking
  Yes Yes
• Turbo Frequency (1 Core)
  No 2.93 GHz
• Turbo Frequency (2 Cores)
  No -
• Core Configuration
  - 4x

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

• GPU name
  - no iGPU
• GPU Turbo
  - No turbo

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

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

Types, channel quantity of RAM supported by Intel Xeon X3440 and Intel Core2 Duo E7400. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No Yes
• Max. Memory
  16 GB 32 GB
• Memory channels
  2 2 (Dual Channel)
• Memory type
  DDR2-1066 / DDR3-1333 DDR3-1066DDR3-1333DDR3-800
• PCIe
  - 2.0 x 16
• Memory Bandwidth
  - 21.3 GB/s

• AES-NI
  No No

Compare the TDP requirements of TDP Intel Core2 Duo E7400 and Intel Xeon X3440 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 -
• TDP (PL2)
  No -
• TDP down
  No -
• TDP up
  No -
• TDP (PL1 / PBP, legacy combined label)
  - 95 W

Architecture, interfaces, additional instructions supported by Intel Core2 Duo E7400 and Intel Xeon X3440, virtual machine technologies and process technology.

• Architecture
  Wolfdale Lynnfield
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  MMX, SSE, SSE2, SSE3, SSE 4.1 SSE4.1, SSE4.2
• L2-Cache
  3 MB 8 MB
• L3-Cache
  No -
• Release date
  Q4/2008 Q3/2009
• Socket
  LGA 775 LGA 1156
• Technology
  45 nm 45 nm
• Virtualization
  VT-x VT-d, VT-x, VT-x EPT
• Chip design
  - Monolithic
• Documents
  - Technical data sheet
• Operating systems
  - Windows 10, Linux
• Release price
  - 230 $