Intel Core 2 Duo E8500 vs Intel Core 2 Quad Q9400

Comparative analysis of Intel Core 2 Duo E8500 and Intel Core 2 Quad Q9400 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, 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 - Bitcoin Mining (mHash/s), 3DMark Fire Strike - Physics Score, CompuBench 1.5 Desktop - Video Composition (Frames/s).

 

Differences

Reasons to consider the Intel Core 2 Duo E8500

  • Around 25% higher clock speed: 3.33 GHz vs 2.67 GHz
  • Around 1% higher maximum core temperature: 72.4°C vs 71.4°C
  • Around 46% lower typical power consumption: 65 Watt vs 95 Watt
  • Around 16% better performance in PassMark - Single thread mark: 1323 vs 1139
  • Around 17% better performance in Geekbench 4 - Single Core: 439 vs 376
Specifications (specs)
Maximum frequency 3.33 GHz vs 2.67 GHz
Maximum core temperature 72.4°C vs 71.4°C
Thermal Design Power (TDP) 65 Watt vs 95 Watt
Benchmarks
PassMark - Single thread mark 1323 vs 1139
Geekbench 4 - Single Core 439 vs 376

Reasons to consider the Intel Core 2 Quad Q9400

  • 2 more cores, run more applications at once: 4 vs 2
  • 4x more L1 cache, more data can be stored in the L1 cache for quick access later
  • Around 67% better performance in PassMark - CPU mark: 2150 vs 1290
  • Around 53% better performance in Geekbench 4 - Multi-Core: 1151 vs 754
  • Around 67% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 0.574 vs 0.344
  • Around 15% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 26.509 vs 23.046
  • Around 58% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.136 vs 0.086
  • Around 68% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 4.189 vs 2.496
Specifications (specs)
Number of cores 4 vs 2
L1 cache 256 KB vs 64 KB
Benchmarks
PassMark - CPU mark 2150 vs 1290
Geekbench 4 - Multi-Core 1151 vs 754
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 0.574 vs 0.344
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 26.509 vs 23.046
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.136 vs 0.086
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 4.189 vs 2.496

Compare benchmarks

CPU 1: Intel Core 2 Duo E8500
CPU 2: Intel Core 2 Quad Q9400

PassMark - Single thread mark
CPU 1
CPU 2
1323
1139
PassMark - CPU mark
CPU 1
CPU 2
1290
2150
Geekbench 4 - Single Core
CPU 1
CPU 2
439
376
Geekbench 4 - Multi-Core
CPU 1
CPU 2
754
1151
CompuBench 1.5 Desktop - Face Detection (mPixels/s)
CPU 1
CPU 2
0.344
0.574
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
CPU 1
CPU 2
23.046
26.509
CompuBench 1.5 Desktop - T-Rex (Frames/s)
CPU 1
CPU 2
0.086
0.136
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
CPU 1
CPU 2
2.496
4.189
Name Intel Core 2 Duo E8500 Intel Core 2 Quad Q9400
PassMark - Single thread mark 1323 1139
PassMark - CPU mark 1290 2150
Geekbench 4 - Single Core 439 376
Geekbench 4 - Multi-Core 754 1151
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 0.344 0.574
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 23.046 26.509
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.086 0.136
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 2.496 4.189
3DMark Fire Strike - Physics Score 0
CompuBench 1.5 Desktop - Video Composition (Frames/s) 0.094

Compare specifications (specs)

Intel Core 2 Duo E8500 Intel Core 2 Quad Q9400

Essentials

Architecture codename Wolfdale Yorkfield
Launch date August 2008 August 2008
Place in performance rating 2947 3130
Price now $39.99 $33.98
Processor Number E8500 Q9400
Series Legacy Intel® Core™ Processors Legacy Intel® Core™ Processors
Status Discontinued Discontinued
Value for money (0-100) 16.84 28.99
Vertical segment Desktop Desktop

Performance

64 bit support
Base frequency 3.16 GHz 2.66 GHz
Bus Speed 1333 MHz FSB 1333 MHz FSB
Die size 107 mm2 164 mm2
L1 cache 64 KB 256 KB
L2 cache 6144 KB 6144 KB
Manufacturing process technology 45 nm 45 nm
Maximum case temperature (TCase) 72 °C 71 °C
Maximum core temperature 72.4°C 71.4°C
Maximum frequency 3.33 GHz 2.67 GHz
Number of cores 2 4
Transistor count 410 million 456 million
VID voltage range 0.8500V-1.3625V 0.8500V-1.3625V

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
Thermal Design Power (TDP) 65 Watt 95 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)