Intel Core 2 Duo E6550 vs Intel Pentium D 915

Comparative analysis of Intel Core 2 Duo E6550 and Intel Pentium D 915 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 - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

 

Differences

Reasons to consider the Intel Core 2 Duo E6550

  • CPU is newer: launch date 1 year(s) 0 month(s) later
  • Around 14% higher maximum core temperature: 72°C vs 63.4°C
  • 2.3x more L1 cache, more data can be stored in the L1 cache for quick access later
  • Around 46% lower typical power consumption: 65 Watt vs 95 Watt
  • Around 70% better performance in PassMark - Single thread mark: 906 vs 532
  • Around 92% better performance in PassMark - CPU mark: 891 vs 465
  • Around 69% better performance in Geekbench 4 - Single Core: 303 vs 179
  • Around 72% better performance in Geekbench 4 - Multi-Core: 527 vs 307
Specifications (specs)
Launch date July 2007 vs July 2006
Maximum core temperature 72°C vs 63.4°C
L1 cache 64 KB vs 28 KB
Thermal Design Power (TDP) 65 Watt vs 95 Watt
Benchmarks
PassMark - Single thread mark 906 vs 532
PassMark - CPU mark 891 vs 465
Geekbench 4 - Single Core 303 vs 179
Geekbench 4 - Multi-Core 527 vs 307

Reasons to consider the Intel Pentium D 915

  • Around 20% higher clock speed: 2.8 GHz vs 2.33 GHz
Maximum frequency 2.8 GHz vs 2.33 GHz
Max number of CPUs in a configuration 2 vs 1

Compare benchmarks

CPU 1: Intel Core 2 Duo E6550
CPU 2: Intel Pentium D 915

PassMark - Single thread mark
CPU 1
CPU 2
906
532
PassMark - CPU mark
CPU 1
CPU 2
891
465
Geekbench 4 - Single Core
CPU 1
CPU 2
303
179
Geekbench 4 - Multi-Core
CPU 1
CPU 2
527
307
Name Intel Core 2 Duo E6550 Intel Pentium D 915
PassMark - Single thread mark 906 532
PassMark - CPU mark 891 465
Geekbench 4 - Single Core 303 179
Geekbench 4 - Multi-Core 527 307
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 0.261
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 18.666
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.077
CompuBench 1.5 Desktop - Video Composition (Frames/s) 0.371
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 1.88

Compare specifications (specs)

Intel Core 2 Duo E6550 Intel Pentium D 915

Essentials

Architecture codename Conroe Presler
Launch date July 2007 July 2006
Place in performance rating 3206 3183
Price now $14.95
Processor Number E6550 915
Series Legacy Intel® Core™ Processors Legacy Intel® Pentium® Processor
Status Discontinued Discontinued
Value for money (0-100) 29.56
Vertical segment Desktop Desktop

Performance

64 bit support
Base frequency 2.33 GHz 2.80 GHz
Bus Speed 1333 MHz FSB 800 MHz FSB
Die size 143 mm2 162 mm2
L1 cache 64 KB 28 KB
L2 cache 4096 KB 4096 KB
Manufacturing process technology 65 nm 65 nm
Maximum core temperature 72°C 63.4°C
Maximum frequency 2.33 GHz 2.8 GHz
Number of cores 2 2
Transistor count 291 million 376 million
VID voltage range 0.8500V-1.5V 1.200V-1.3375V

Memory

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

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 2
Package Size 37.5mm x 37.5mm 37.5mm x 37.5mm
Sockets supported PLGA775 PLGA775
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
Physical Address Extensions (PAE) 32-bit

Virtualization

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