Intel Atom D2500 vs Intel Core 2 Quad Q8400

Comparative analysis of Intel Atom D2500 and Intel Core 2 Quad Q8400 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), CompuBench 1.5 Desktop - T-Rex (Frames/s).

 

Differences

Reasons to consider the Intel Atom D2500

  • CPU is newer: launch date 2 year(s) 8 month(s) later
  • Around 40% higher maximum core temperature: 100 °C vs 71.4°C
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
  • 9.5x lower typical power consumption: 10 Watt vs 95 Watt
  • Around 69% better performance in Geekbench 4 - Single Core: 611 vs 362
Specifications (specs)
Launch date 28 December 2011 vs April 2009
Maximum core temperature 100 °C vs 71.4°C
Manufacturing process technology 32 nm vs 45 nm
Thermal Design Power (TDP) 10 Watt vs 95 Watt
Benchmarks
Geekbench 4 - Single Core 611 vs 362

Reasons to consider the Intel Core 2 Quad Q8400

  • 2 more cores, run more applications at once: 4 vs 2
  • Around 44% higher clock speed: 2.67 GHz vs 1.86 GHz
  • 2x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 4x more L2 cache, more data can be stored in the L2 cache for quick access later
  • 3.5x better performance in PassMark - Single thread mark: 1142 vs 323
  • 8.6x better performance in PassMark - CPU mark: 2067 vs 241
  • Around 23% better performance in Geekbench 4 - Multi-Core: 1139 vs 925
Specifications (specs)
Number of cores 4 vs 2
Maximum frequency 2.67 GHz vs 1.86 GHz
L1 cache 256 KB vs 64 KB (per core)
L2 cache 4096 KB vs 1024 KB
Benchmarks
PassMark - Single thread mark 1142 vs 323
PassMark - CPU mark 2067 vs 241
Geekbench 4 - Multi-Core 1139 vs 925

Compare benchmarks

CPU 1: Intel Atom D2500
CPU 2: Intel Core 2 Quad Q8400

PassMark - Single thread mark
CPU 1
CPU 2
323
1142
PassMark - CPU mark
CPU 1
CPU 2
241
2067
Geekbench 4 - Single Core
CPU 1
CPU 2
611
362
Geekbench 4 - Multi-Core
CPU 1
CPU 2
925
1139
Name Intel Atom D2500 Intel Core 2 Quad Q8400
PassMark - Single thread mark 323 1142
PassMark - CPU mark 241 2067
Geekbench 4 - Single Core 611 362
Geekbench 4 - Multi-Core 925 1139
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 0.609
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 20.494
CompuBench 1.5 Desktop - Video Composition (Frames/s) 1.4
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 4.93
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.171

Compare specifications (specs)

Intel Atom D2500 Intel Core 2 Quad Q8400

Essentials

Architecture codename Cedarview Yorkfield
Launch date 28 December 2011 April 2009
Place in performance rating 3000 3008
Processor Number D2500 Q8400
Series Intel® Atom™ Processor D Series Legacy Intel® Core™ Processors
Status Discontinued Discontinued
Vertical segment Desktop Desktop
Price now $99.50
Value for money (0-100) 9.38

Performance

64 bit support
Base frequency 1.86 GHz 2.66 GHz
Bus Speed 2.5 GT/s DMI 1333 MHz FSB
Die size 66 mm 164 mm2
L1 cache 64 KB (per core) 256 KB
L2 cache 1024 KB 4096 KB
Manufacturing process technology 32 nm 45 nm
Maximum core temperature 100 °C 71.4°C
Maximum frequency 1.86 GHz 2.67 GHz
Number of cores 2 4
Number of threads 2
Transistor count 176 million 456 million
VID voltage range 0.91V -1.21V 0.8500V-1.3625V
Maximum case temperature (TCase) 71 °C

Memory

Max memory channels 1
Maximum memory bandwidth 6.4 GB/s
Maximum memory size 4 GB
Supported memory types DDR3 800/1066 DDR1, DDR2, DDR3

Graphics

Graphics base frequency 400 MHz
Processor graphics Integrated

Graphics interfaces

Number of displays supported 2

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 1
Package Size 22mm X 22mm 37.5mm x 37.5mm
Sockets supported FCBGA559 LGA775
Thermal Design Power (TDP) 10 Watt 95 Watt

Peripherals

Max number of PCIe lanes 4
Number of USB ports 8
Total number of SATA ports 2

Security & Reliability

Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)

Advanced Technologies

Enhanced Intel SpeedStep® technology
HD Audio
Instruction set extensions Intel® SSE2, Intel® SSE3, Intel® SSSE3
Intel 64
Intel® Active Management technology (AMT)
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® ME Firmware Version No
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE) 36-bit
FSB parity
Idle States
Intel® AES New Instructions
Thermal Monitoring

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)