AMD Phenom II X4 820 vs Intel Pentium 4 511

Comparative analysis of AMD Phenom II X4 820 and Intel Pentium 4 511 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.

 

Differences

Reasons to consider the AMD Phenom II X4 820

  • CPU is newer: launch date 4 year(s) 8 month(s) later
  • 3 more cores, run more applications at once: 4 vs 1
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 90 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
  • Around 22% better performance in Geekbench 4 - Multi-Core: 1098 vs 899
Specifications (specs)
Launch date September 2009 vs January 2005
Number of cores 4 vs 1
Manufacturing process technology 45 nm vs 90 nm
L1 cache 128 KB (per core) vs 16 KB
L2 cache 512 KB (per core) vs 1024 KB
Benchmarks
Geekbench 4 - Multi-Core 1098 vs 899

Reasons to consider the Intel Pentium 4 511

  • Around 13% lower typical power consumption: 84 Watt vs 95 Watt
  • 2.1x better performance in Geekbench 4 - Single Core: 781 vs 364
Specifications (specs)
Thermal Design Power (TDP) 84 Watt vs 95 Watt
Benchmarks
Geekbench 4 - Single Core 781 vs 364

Compare benchmarks

CPU 1: AMD Phenom II X4 820
CPU 2: Intel Pentium 4 511

Geekbench 4 - Single Core
CPU 1
CPU 2
364
781
Geekbench 4 - Multi-Core
CPU 1
CPU 2
1098
899
Name AMD Phenom II X4 820 Intel Pentium 4 511
PassMark - Single thread mark 1121
PassMark - CPU mark 2081
Geekbench 4 - Single Core 364 781
Geekbench 4 - Multi-Core 1098 899

Compare specifications (specs)

AMD Phenom II X4 820 Intel Pentium 4 511

Essentials

Architecture codename Deneb Prescott
Launch date September 2009 January 2005
Launch price (MSRP) $90
Place in performance rating 2565 2562
Price now $74.95
Value for money (0-100) 13.36
Vertical segment Desktop Desktop
Processor Number 511
Series Legacy Intel® Pentium® Processor
Status Discontinued

Performance

64 bit support
Die size 258 mm 112 mm2
L1 cache 128 KB (per core) 16 KB
L2 cache 512 KB (per core) 1024 KB
L3 cache 4096 KB (shared)
Manufacturing process technology 45 nm 90 nm
Maximum frequency 2.8 GHz 2.8 GHz
Number of cores 4 1
Transistor count 758 million 125 million
Base frequency 2.80 GHz
Bus Speed 533 MHz FSB
Maximum core temperature 67.7°C
VID voltage range 1.25V-1.400V

Memory

Supported memory types DDR3 DDR1, DDR2, DDR3

Compatibility

Max number of CPUs in a configuration 1 1
Sockets supported AM3 PLGA775
Thermal Design Power (TDP) 95 Watt 84 Watt
Low Halogen Options Available

Security & Reliability

Execute Disable Bit (EDB)

Advanced Technologies

Intel 64
Intel® Turbo Boost technology

Virtualization

Intel® Virtualization Technology (VT-x)