AMD A8-3870K vs Intel Pentium 4 HT 620

Comparative analysis of AMD A8-3870K and Intel Pentium 4 HT 620 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Virtualization, Security & Reliability, Advanced Technologies. 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), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps).

 

Differences

Reasons to consider the AMD A8-3870K

  • CPU is newer: launch date 6 year(s) 9 month(s) later
  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • 3 more cores, run more applications at once: 4 vs 1
  • Around 7% higher clock speed: 3 GHz vs 2.8 GHz
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 90 nm
  • 18.3x 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
  • Around 29% better performance in Geekbench 4 - Multi-Core: 1172 vs 906
Specifications (specs)
Launch date December 2011 vs February 2005
Unlocked Unlocked vs Locked
Number of cores 4 vs 1
Maximum frequency 3 GHz vs 2.8 GHz
Manufacturing process technology 32 nm vs 90 nm
L1 cache 128 KB (per core) vs 28 KB
L2 cache 1024 KB (per core) vs 2048 KB
Benchmarks
Geekbench 4 - Multi-Core 1172 vs 906

Reasons to consider the Intel Pentium 4 HT 620

  • Around 19% lower typical power consumption: 84 Watt vs 100 Watt
  • 2.1x better performance in Geekbench 4 - Single Core: 801 vs 373
Specifications (specs)
Thermal Design Power (TDP) 84 Watt vs 100 Watt
Benchmarks
Geekbench 4 - Single Core 801 vs 373

Compare benchmarks

CPU 1: AMD A8-3870K
CPU 2: Intel Pentium 4 HT 620

Geekbench 4 - Single Core
CPU 1
CPU 2
373
801
Geekbench 4 - Multi-Core
CPU 1
CPU 2
1172
906
Name AMD A8-3870K Intel Pentium 4 HT 620
PassMark - Single thread mark 1209
PassMark - CPU mark 2323
Geekbench 4 - Single Core 373 801
Geekbench 4 - Multi-Core 1172 906
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 2.914
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 9.482
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.191
CompuBench 1.5 Desktop - Video Composition (Frames/s) 0.4
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 3.344
GFXBench 4.0 - Car Chase Offscreen (Frames) 762
GFXBench 4.0 - Manhattan (Frames) 1721
GFXBench 4.0 - Car Chase Offscreen (Fps) 762
GFXBench 4.0 - Manhattan (Fps) 1721

Compare specifications (specs)

AMD A8-3870K Intel Pentium 4 HT 620

Essentials

Architecture codename Llano Prescott
Launch date December 2011 February 2005
Place in performance rating 2549 2527
Vertical segment Desktop Desktop
Processor Number 620
Series Legacy Intel® Pentium® Processor
Status Discontinued

Performance

64 bit support
Die size 228 mm 135 mm2
L1 cache 128 KB (per core) 28 KB
L2 cache 1024 KB (per core) 2048 KB
Manufacturing process technology 32 nm 90 nm
Maximum frequency 3 GHz 2.8 GHz
Number of cores 4 1
Transistor count 1178 million 169 million
Unlocked
Base frequency 2.80 GHz
Bus Speed 800 MHz FSB
Maximum case temperature (TCase) 68 °C
Maximum core temperature 67.7°C
VID voltage range 1.200V-1.400V

Memory

Supported memory types DDR3 DDR1, DDR2, DDR3

Compatibility

Max number of CPUs in a configuration 1 1
Sockets supported FM1 PLGA775
Thermal Design Power (TDP) 100 Watt 84 Watt
Low Halogen Options Available

Virtualization

AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)

Security & Reliability

Execute Disable Bit (EDB)

Advanced Technologies

FSB parity
Intel 64
Intel® Hyper-Threading technology
Intel® Turbo Boost technology