AMD Athlon II X4 645 vs Intel Celeron E3400

Comparative analysis of AMD Athlon II X4 645 and Intel Celeron E3400 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, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s).

 

Differences

Reasons to consider the AMD Athlon II X4 645

  • CPU is newer: launch date 8 month(s) later
  • 2 more cores, run more applications at once: 4 vs 2
  • Around 19% higher clock speed: 3.1 GHz vs 2.6 GHz
  • 4x 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 25% better performance in PassMark - Single thread mark: 1256 vs 1001
  • 2.7x better performance in PassMark - CPU mark: 2348 vs 869
  • Around 25% better performance in Geekbench 4 - Single Core: 375 vs 301
  • 2.4x better performance in Geekbench 4 - Multi-Core: 1215 vs 510
Specifications (specs)
Launch date September 2010 vs January 2010
Number of cores 4 vs 2
Maximum frequency 3.1 GHz vs 2.6 GHz
L1 cache 128 KB (per core) vs 64 KB (per core)
L2 cache 512 KB (per core) vs 1024 KB (shared)
Benchmarks
PassMark - Single thread mark 1256 vs 1001
PassMark - CPU mark 2348 vs 869
Geekbench 4 - Single Core 375 vs 301
Geekbench 4 - Multi-Core 1215 vs 510

Reasons to consider the Intel Celeron E3400

  • Around 46% lower typical power consumption: 65 Watt vs 95 Watt
Thermal Design Power (TDP) 65 Watt vs 95 Watt

Compare benchmarks

CPU 1: AMD Athlon II X4 645
CPU 2: Intel Celeron E3400

PassMark - Single thread mark
CPU 1
CPU 2
1256
1001
PassMark - CPU mark
CPU 1
CPU 2
2348
869
Geekbench 4 - Single Core
CPU 1
CPU 2
375
301
Geekbench 4 - Multi-Core
CPU 1
CPU 2
1215
510
Name AMD Athlon II X4 645 Intel Celeron E3400
PassMark - Single thread mark 1256 1001
PassMark - CPU mark 2348 869
Geekbench 4 - Single Core 375 301
Geekbench 4 - Multi-Core 1215 510
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 2.103
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 9.496

Compare specifications (specs)

AMD Athlon II X4 645 Intel Celeron E3400

Essentials

Architecture codename Propus Wolfdale
Launch date September 2010 January 2010
Launch price (MSRP) $80 $76
Place in performance rating 2780 2753
Price now $49.99 $75.47
Value for money (0-100) 20.48 5.63
Vertical segment Desktop Desktop
Processor Number E3400
Series Legacy Intel® Celeron® Processor
Status Discontinued

Performance

64 bit support
Die size 169 mm 82 mm
L1 cache 128 KB (per core) 64 KB (per core)
L2 cache 512 KB (per core) 1024 KB (shared)
Manufacturing process technology 45 nm 45 nm
Maximum frequency 3.1 GHz 2.6 GHz
Number of cores 4 2
Transistor count 300 million 228 million
Base frequency 2.60 GHz
Bus Speed 800 MHz FSB
Maximum core temperature 74.1°C
VID voltage range 0.8500V-1.3625V

Memory

Supported memory types DDR3 DDR1, DDR2, DDR3

Compatibility

Max number of CPUs in a configuration 1 1
Sockets supported AM3 LGA775
Thermal Design Power (TDP) 95 Watt 65 Watt
Low Halogen Options Available

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® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)