AMD Athlon II X2 245 vs Intel Core i7-975

Comparative analysis of AMD Athlon II X2 245 and Intel Core i7-975 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), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

 

Differences

Reasons to consider the AMD Athlon II X2 245

  • CPU is newer: launch date 0 month(s) later
  • 2x more L2 cache, more data can be stored in the L2 cache for quick access later
  • 2x lower typical power consumption: 65 Watt vs 130 Watt
Launch date July 2009 vs June 2009
L2 cache 2048 KB vs 256 KB (per core)
Thermal Design Power (TDP) 65 Watt vs 130 Watt

Reasons to consider the Intel Core i7-975

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • 2 more cores, run more applications at once: 4 vs 2
  • Around 24% higher clock speed: 3.60 GHz vs 2.9 GHz
  • Around 30% better performance in PassMark - Single thread mark: 1499 vs 1150
  • 3.1x better performance in PassMark - CPU mark: 3493 vs 1110
  • Around 70% better performance in Geekbench 4 - Single Core: 606 vs 357
  • 3.7x better performance in Geekbench 4 - Multi-Core: 2380 vs 648
Specifications (specs)
Unlocked Unlocked vs Locked
Number of cores 4 vs 2
Maximum frequency 3.60 GHz vs 2.9 GHz
Benchmarks
PassMark - Single thread mark 1499 vs 1150
PassMark - CPU mark 3493 vs 1110
Geekbench 4 - Single Core 606 vs 357
Geekbench 4 - Multi-Core 2380 vs 648

Compare benchmarks

CPU 1: AMD Athlon II X2 245
CPU 2: Intel Core i7-975

PassMark - Single thread mark
CPU 1
CPU 2
1150
1499
PassMark - CPU mark
CPU 1
CPU 2
1110
3493
Geekbench 4 - Single Core
CPU 1
CPU 2
357
606
Geekbench 4 - Multi-Core
CPU 1
CPU 2
648
2380
Name AMD Athlon II X2 245 Intel Core i7-975
PassMark - Single thread mark 1150 1499
PassMark - CPU mark 1110 3493
Geekbench 4 - Single Core 357 606
Geekbench 4 - Multi-Core 648 2380
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 1.084
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 63.217
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.376
CompuBench 1.5 Desktop - Video Composition (Frames/s) 1.858
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 5.196

Compare specifications (specs)

AMD Athlon II X2 245 Intel Core i7-975

Essentials

Architecture codename Regor Bloomfield
Launch date July 2009 June 2009
Launch price (MSRP) $35 $476
Place in performance rating 2597 2589
Price now $34.95 $179.99
Value for money (0-100) 13.95 10.04
Vertical segment Desktop Desktop
Processor Number i7-975
Series Legacy Intel® Core™ Processors
Status Discontinued

Performance

64 bit support
Die size 117 mm 263 mm2
L1 cache 256 KB 64 KB (per core)
L2 cache 2048 KB 256 KB (per core)
Manufacturing process technology 45 nm 45 nm
Maximum frequency 2.9 GHz 3.60 GHz
Number of cores 2 4
Transistor count 410 million 731 million
Base frequency 3.33 GHz
Bus Speed 6.4 GT/s QPI
Front-side bus (FSB) 1333 MHz
L3 cache 8192 KB (shared)
Maximum core temperature 67.9°C
Number of QPI Links 1
Number of threads 8
Unlocked
VID voltage range 0.800V-1.375V

Memory

Supported memory types DDR3 DDR3 800/1066
Max memory channels 3
Maximum memory bandwidth 25.6 GB/s
Maximum memory size 24 GB

Compatibility

Max number of CPUs in a configuration 1 1
Sockets supported AM3 FCLGA1366
Thermal Design Power (TDP) 65 Watt 130 Watt
Low Halogen Options Available
Package Size 42.5mm x 45.0mm

Security & Reliability

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

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE) 36-bit
Thermal Monitoring

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® VT-x with Extended Page Tables (EPT)