AMD A8-3820 vs AMD Athlon 64 X2 6400+ BE

Comparative analysis of AMD A8-3820 and AMD Athlon 64 X2 6400+ BE processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps).

 

Differences

Reasons to consider the AMD A8-3820

  • CPU is newer: launch date 4 year(s) 3 month(s) later
  • 2 more cores, run more applications at once: 4 vs 2
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 90 nm
  • 2x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 4x more L2 cache, more data can be stored in the L2 cache for quick access later
  • Around 92% lower typical power consumption: 65 Watt vs 125 Watt
  • 2.2x better performance in PassMark - CPU mark: 2174 vs 998
  • Around 8% better performance in Geekbench 4 - Single Core: 1647 vs 1531
  • Around 96% better performance in Geekbench 4 - Multi-Core: 4806 vs 2453
Specifications (specs)
Launch date December 2011 vs August 2007
Number of cores 4 vs 2
Manufacturing process technology 32 nm vs 90 nm
L1 cache 128 KB (per core) vs 256 KB
L2 cache 1024 KB (per core) vs 1024 KB
Thermal Design Power (TDP) 65 Watt vs 125 Watt
Benchmarks
PassMark - CPU mark 2174 vs 998
Geekbench 4 - Single Core 1647 vs 1531
Geekbench 4 - Multi-Core 4806 vs 2453

Reasons to consider the AMD Athlon 64 X2 6400+ BE

  • Around 28% higher clock speed: 3.2 GHz vs 2.5 GHz
  • Around 1% better performance in PassMark - Single thread mark: 1141 vs 1131
Specifications (specs)
Maximum frequency 3.2 GHz vs 2.5 GHz
Benchmarks
PassMark - Single thread mark 1141 vs 1131

Compare benchmarks

CPU 1: AMD A8-3820
CPU 2: AMD Athlon 64 X2 6400+ BE

PassMark - Single thread mark
CPU 1
CPU 2
1131
1141
PassMark - CPU mark
CPU 1
CPU 2
2174
998
Geekbench 4 - Single Core
CPU 1
CPU 2
1647
1531
Geekbench 4 - Multi-Core
CPU 1
CPU 2
4806
2453
Name AMD A8-3820 AMD Athlon 64 X2 6400+ BE
PassMark - Single thread mark 1131 1141
PassMark - CPU mark 2174 998
Geekbench 4 - Single Core 1647 1531
Geekbench 4 - Multi-Core 4806 2453
GFXBench 4.0 - Car Chase Offscreen (Frames) 893
GFXBench 4.0 - Car Chase Offscreen (Fps) 893

Compare specifications (specs)

AMD A8-3820 AMD Athlon 64 X2 6400+ BE

Essentials

Architecture codename Llano Windsor
Launch date December 2011 August 2007
Place in performance rating 1860 1845
Vertical segment Desktop Desktop

Performance

64 bit support
Die size 228 mm 230 mm
L1 cache 128 KB (per core) 256 KB
L2 cache 1024 KB (per core) 1024 KB
Manufacturing process technology 32 nm 90 nm
Maximum frequency 2.5 GHz 3.2 GHz
Number of cores 4 2
Transistor count 1178 million 227 million

Memory

Supported memory types DDR3

Compatibility

Max number of CPUs in a configuration 1 1
Sockets supported FM1 AM2
Thermal Design Power (TDP) 65 Watt 125 Watt

Virtualization

AMD Virtualization (AMD-V™)