Intel Atom S1240 vs Intel Celeron G1820. Specifications, performance, tests

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

• Segment
  Desktop / Server Desktop / Server
• Family
  Intel Atom Intel Celeron
• Generation
  1 3
• CPU group
  Intel Atom S1000 Intel Celeron G1000

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.

• Frequency
  1.60 GHz 2.70 GHz
• CPU Cores
  2 2
• Turbo (1 Core)
  No turbo No turbo
• CPU Threads
  4 2
• Turbo (2 Cores)
  No turbo No turbo
• Hyperthreading
  Yes No
• Overclocking
  No No
• Core architecture
  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.

• GPU name
  no iGPU Intel HD Graphics (Haswell GT1)
• GPU frequency
  0.35 GHz
• GPU (Turbo)
  No turbo 1.05 GHz
• Execution units
  10
• Shader
  80
• Max. displays
  3
• Generation
  7.5
• DirectX Version
  11.1
• Technology
  22 nm
• Release date
  Q4/2012

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)
  No No
• h265 / HEVC (10 bit)
  No No
• h264
  No Decode / Encode
• VP9
  No No
• VP8
  No No
• AV1
  No No
• AVC
  No Decode / Encode
• VC-1
  No Decode
• JPEG
  No Decode

Overview of the types and quantities of RAM supported by Intel Celeron G1820 and Intel Atom S1240. The supported memory frequencies may vary depending on the motherboard configuration.

• Memory type
  DDR3-1333 DDR3-1333
• ECC
  Yes Yes
• Memory channels
  1 2
• PCIe version
  2.0 3.0
• PCIe lanes
  8 16

• AES-NI
  No Yes

Analyze the TDP (Thermal Design Power) requirements of Intel Atom S1240 and Intel Celeron G1820 to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

• TDP (PL1)
  6.1 W 53 W

Information on architecture, interfaces, and additional instructions supported by Intel Atom S1240 and Intel Celeron G1820, including virtual machine technologies and fabrication processes.

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• Virtualization
  VT-x VT-x, VT-x EPT, VT-d
• ISA extensions
  SSE3 SSE4.1, SSE4.2
• L3-Cache
  1.00 MB 2.00 MB
• Architecture
  Centerton Ivy Bridge S
• Technology
  32 nm 22 nm
• Socket
  BGA 1283 LGA 1150
• Release date
  Q4/2012 Q1/2014