Intel Core 2 Quad Q9400 vs Intel Pentium Dual-Core E2140

Comparative analysis of Intel Core 2 Quad Q9400 and Intel Pentium Dual-Core E2140 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

 

Differences

Reasons to consider the Intel Core 2 Quad Q9400

  • CPU is newer: launch date 1 year(s) 2 month(s) later
  • 2 more cores, run more applications at once: 4 vs 2
  • Around 67% higher clock speed: 2.67 GHz vs 1.6 GHz
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 65 nm
  • 2x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 6x more L2 cache, more data can be stored in the L2 cache for quick access later
  • Around 90% better performance in PassMark - Single thread mark: 1138 vs 599
  • 4x better performance in PassMark - CPU mark: 2132 vs 539
  • Around 98% better performance in Geekbench 4 - Single Core: 376 vs 190
  • 3.6x better performance in Geekbench 4 - Multi-Core: 1151 vs 321
Specifications (specs)
Launch date August 2008 vs June 2007
Number of cores 4 vs 2
Maximum frequency 2.67 GHz vs 1.6 GHz
Manufacturing process technology 45 nm vs 65 nm
L1 cache 256 KB vs 64 KB (per core)
L2 cache 6144 KB vs 1024 KB (shared)
Benchmarks
PassMark - Single thread mark 1138 vs 599
PassMark - CPU mark 2132 vs 539
Geekbench 4 - Single Core 376 vs 190
Geekbench 4 - Multi-Core 1151 vs 321

Reasons to consider the Intel Pentium Dual-Core E2140

  • Around 46% lower typical power consumption: 65 Watt vs 95 Watt
Thermal Design Power (TDP) 65 Watt vs 95 Watt

Compare benchmarks

CPU 1: Intel Core 2 Quad Q9400
CPU 2: Intel Pentium Dual-Core E2140

PassMark - Single thread mark
CPU 1
CPU 2
1138
599
PassMark - CPU mark
CPU 1
CPU 2
2132
539
Geekbench 4 - Single Core
CPU 1
CPU 2
376
190
Geekbench 4 - Multi-Core
CPU 1
CPU 2
1151
321
Name Intel Core 2 Quad Q9400 Intel Pentium Dual-Core E2140
PassMark - Single thread mark 1138 599
PassMark - CPU mark 2132 539
Geekbench 4 - Single Core 376 190
Geekbench 4 - Multi-Core 1151 321
3DMark Fire Strike - Physics Score 0
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 0.574
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 26.509
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.136
CompuBench 1.5 Desktop - Video Composition (Frames/s) 0.094
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 4.189

Compare specifications (specs)

Intel Core 2 Quad Q9400 Intel Pentium Dual-Core E2140

Essentials

Architecture codename Yorkfield Conroe
Launch date August 2008 June 2007
Place in performance rating 3118 3131
Price now $33.98
Processor Number Q9400 E2140
Series Legacy Intel® Core™ Processors Legacy Intel® Pentium® Processor
Status Discontinued Discontinued
Value for money (0-100) 28.99
Vertical segment Desktop Desktop

Performance

64 bit support
Base frequency 2.66 GHz 1.60 GHz
Bus Speed 1333 MHz FSB 800 MHz FSB
Die size 164 mm2 77 mm2
L1 cache 256 KB 64 KB (per core)
L2 cache 6144 KB 1024 KB (shared)
Manufacturing process technology 45 nm 65 nm
Maximum case temperature (TCase) 71 °C
Maximum core temperature 71.4°C L2=61.4°C; G0+M0=73.3°C
Maximum frequency 2.67 GHz 1.6 GHz
Number of cores 4 2
Transistor count 456 million 105 million
VID voltage range 0.8500V-1.3625V 0.8500V-1.5V

Memory

Supported memory types DDR1, DDR2, DDR3 DDR1, DDR2, DDR3

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 1
Package Size 37.5mm x 37.5mm 37.5mm x 37.5mm
Sockets supported LGA775 LGA775, PLGA775
Thermal Design Power (TDP) 95 Watt 65 Watt

Security & Reliability

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

Advanced Technologies

Enhanced Intel SpeedStep® technology
FSB parity
Idle States
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring

Virtualization

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