AMD Athlon II X2 270u vs Intel Core i7-975

Comparative analysis of AMD Athlon II X2 270u 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 270u

  • CPU is newer: launch date 1 year(s) 3 month(s) later
  • 5.2x lower typical power consumption: 25 Watt vs 130 Watt
Launch date September 2010 vs June 2009
Thermal Design Power (TDP) 25 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 80% higher clock speed: 3.60 GHz vs 2 GHz
  • 2x more L1 cache, more data can be stored in the L1 cache for quick access later
  • Around 90% better performance in PassMark - Single thread mark: 1499 vs 791
  • 5.2x better performance in PassMark - CPU mark: 3493 vs 675
Specifications (specs)
Unlocked Unlocked vs Locked
Number of cores 4 vs 2
Maximum frequency 3.60 GHz vs 2 GHz
L1 cache 64 KB (per core) vs 128 KB
Benchmarks
PassMark - Single thread mark 1499 vs 791
PassMark - CPU mark 3493 vs 675

Compare benchmarks

CPU 1: AMD Athlon II X2 270u
CPU 2: Intel Core i7-975

PassMark - Single thread mark
CPU 1
CPU 2
791
1499
PassMark - CPU mark
CPU 1
CPU 2
675
3493
Name AMD Athlon II X2 270u Intel Core i7-975
PassMark - Single thread mark 791 1499
PassMark - CPU mark 675 3493
Geekbench 4 - Single Core 606
Geekbench 4 - Multi-Core 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 270u Intel Core i7-975

Essentials

Architecture codename Regor Bloomfield
Launch date September 2010 June 2009
Launch price (MSRP) $68 $476
Place in performance rating 2586 2590
Price now $67.67 $179.99
Value for money (0-100) 5.88 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 128 KB 64 KB (per core)
L2 cache 1024 KB 256 KB (per core)
Manufacturing process technology 45 nm 45 nm
Maximum frequency 2 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 DDR2, 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) 25 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)