Intel Xeon X3440 vs Intel Pentium III 1400S

Comparative analysis of Intel Xeon X3440 and Intel Pentium III 1400S processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: 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), PassMark - Single thread mark, PassMark - CPU mark.

 

Differences

Reasons to consider the Intel Xeon X3440

  • CPU is newer: launch date 7 year(s) 8 month(s) later
  • 3 more cores, run more applications at once: 4 vs 1
  • Around 109% higher clock speed: 2.93 GHz vs 1.4 GHz
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 130 nm
  • 32x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 2x more L2 cache, more data can be stored in the L2 cache for quick access later
Launch date 8 September 2009 vs January 2002
Number of cores 4 vs 1
Maximum frequency 2.93 GHz vs 1.4 GHz
Manufacturing process technology 45 nm vs 130 nm
L1 cache 256 KB vs 8 KB
L2 cache 1 MB vs 512 KB

Reasons to consider the Intel Pentium III 1400S

  • 3x lower typical power consumption: 32.2 Watt vs 95 Watt
Thermal Design Power (TDP) 32.2 Watt vs 95 Watt

Compare benchmarks

CPU 1: Intel Xeon X3440
CPU 2: Intel Pentium III 1400S

Name Intel Xeon X3440 Intel Pentium III 1400S
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 1.062
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 54.918
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.33
CompuBench 1.5 Desktop - Video Composition (Frames/s) 1.597
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 4.562
PassMark - Single thread mark 278
PassMark - CPU mark 194

Compare specifications (specs)

Intel Xeon X3440 Intel Pentium III 1400S

Essentials

Architecture codename Lynnfield Tualatin
Launch date 8 September 2009 January 2002
Launch price (MSRP) $215
Place in performance rating 3136 3255
Processor Number X3440
Status Discontinued Discontinued
Vertical segment Server Server
Series Legacy Intel® Pentium® Processor

Performance

64 bit support
Base frequency 2.53 GHz 1.40 GHz
Bus Speed 2.5 GT/s DMI 133 MHz FSB
Die size 296 mm2 80 mm
L1 cache 256 KB 8 KB
L2 cache 1 MB 512 KB
L3 cache 8 MB
Manufacturing process technology 45 nm 130 nm
Maximum case temperature (TCase) 72.7 °C 69 °C
Maximum frequency 2.93 GHz 1.4 GHz
Number of cores 4 1
Number of threads 8
Transistor count 774 million 44 million
VID voltage range 0.65V - 1.4V 1.5V
Maximum core temperature 69°C

Memory

ECC memory support
Max memory channels 2
Maximum memory bandwidth 21 GB/s
Maximum memory size 32 GB
Supported memory types DDR3 800/1066/1333

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 1
Sockets supported LGA1156 PPGA370
Thermal Design Power (TDP) 95 Watt 32.2 Watt

Peripherals

Max number of PCIe lanes 16
PCI Express revision 2.0
PCIe configurations 1x16, 2x8, 4x4

Security & Reliability

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

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)