Intel Core 2 Quad Q9400 vs AMD Sempron 2800+

Comparative analysis of Intel Core 2 Quad Q9400 and AMD Sempron 2800+ 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 2 year(s) 3 month(s) later
  • 3 more cores, run more applications at once: 4 vs 1
  • Around 67% higher clock speed: 2.67 GHz vs 1.6 GHz
  • Around 2% higher maximum core temperature: 71.4°C vs 70°C
  • 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
  • 48x more L2 cache, more data can be stored in the L2 cache for quick access later
  • 2.8x better performance in PassMark - Single thread mark: 1138 vs 408
  • 8.8x better performance in PassMark - CPU mark: 2132 vs 243
Specifications (specs)
Launch date August 2008 vs May 2006
Number of cores 4 vs 1
Maximum frequency 2.67 GHz vs 1.6 GHz
Maximum core temperature 71.4°C vs 70°C
Manufacturing process technology 45 nm vs 65 nm
L1 cache 256 KB vs 128 KB
L2 cache 6144 KB vs 128 KB
Benchmarks
PassMark - Single thread mark 1138 vs 408
PassMark - CPU mark 2132 vs 243

Reasons to consider the AMD Sempron 2800+

  • 2.1x lower typical power consumption: 45 Watt vs 95 Watt
Thermal Design Power (TDP) 45 Watt vs 95 Watt

Compare benchmarks

CPU 1: Intel Core 2 Quad Q9400
CPU 2: AMD Sempron 2800+

PassMark - Single thread mark
CPU 1
CPU 2
1138
408
PassMark - CPU mark
CPU 1
CPU 2
2132
243
Name Intel Core 2 Quad Q9400 AMD Sempron 2800+
PassMark - Single thread mark 1138 408
PassMark - CPU mark 2132 243
Geekbench 4 - Single Core 376
Geekbench 4 - Multi-Core 1151
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 AMD Sempron 2800+

Essentials

Architecture codename Yorkfield Manila
Launch date August 2008 May 2006
Place in performance rating 3118 3132
Price now $33.98 $19.99
Processor Number Q9400
Series Legacy Intel® Core™ Processors AMD Sempron
Status Discontinued
Value for money (0-100) 28.99 5.65
Vertical segment Desktop Desktop
Family AMD Sempron
Launch price (MSRP) $104
OPN Tray AXDA2800DKV4D

Performance

64 bit support
Base frequency 2.66 GHz 56 MHz
Bus Speed 1333 MHz FSB
Die size 164 mm2 103 mm
L1 cache 256 KB 128 KB
L2 cache 6144 KB 128 KB
Manufacturing process technology 45 nm 65 nm
Maximum case temperature (TCase) 71 °C
Maximum core temperature 71.4°C 70°C
Maximum frequency 2.67 GHz 1.6 GHz
Number of cores 4 1
Transistor count 456 million 81 million
VID voltage range 0.8500V-1.3625V
Unlocked

Memory

Supported memory types DDR1, DDR2, DDR3

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 1
Package Size 37.5mm x 37.5mm
Sockets supported LGA775 939
Thermal Design Power (TDP) 95 Watt 45 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)