Intel Core i7-975 vs AMD Phenom II X3 710

Comparative analysis of Intel Core i7-975 and AMD Phenom II X3 710 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 Intel Core i7-975

  • CPU is newer: launch date 4 month(s) later
  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • 1 more cores, run more applications at once: 4 vs 3
  • Around 38% higher clock speed: 3.60 GHz vs 2.6 GHz
  • Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later
  • Around 40% better performance in PassMark - Single thread mark: 1499 vs 1070
  • 2.3x better performance in PassMark - CPU mark: 3493 vs 1551
  • Around 71% better performance in Geekbench 4 - Single Core: 606 vs 354
  • 2.5x better performance in Geekbench 4 - Multi-Core: 2380 vs 956
Specifications (specs)
Launch date June 2009 vs February 2009
Unlocked Unlocked vs Locked
Number of cores 4 vs 3
Maximum frequency 3.60 GHz vs 2.6 GHz
L3 cache 8192 KB (shared) vs 6144 KB (shared)
Benchmarks
PassMark - Single thread mark 1499 vs 1070
PassMark - CPU mark 3493 vs 1551
Geekbench 4 - Single Core 606 vs 354
Geekbench 4 - Multi-Core 2380 vs 956

Reasons to consider the AMD Phenom II X3 710

  • Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
  • Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later
  • Around 37% lower typical power consumption: 95 Watt vs 130 Watt
L1 cache 128 KB (per core) vs 64 KB (per core)
L2 cache 512 KB (per core) vs 256 KB (per core)
Thermal Design Power (TDP) 95 Watt vs 130 Watt

Compare benchmarks

CPU 1: Intel Core i7-975
CPU 2: AMD Phenom II X3 710

PassMark - Single thread mark
CPU 1
CPU 2
1499
1070
PassMark - CPU mark
CPU 1
CPU 2
3493
1551
Geekbench 4 - Single Core
CPU 1
CPU 2
606
354
Geekbench 4 - Multi-Core
CPU 1
CPU 2
2380
956
Name Intel Core i7-975 AMD Phenom II X3 710
PassMark - Single thread mark 1499 1070
PassMark - CPU mark 3493 1551
Geekbench 4 - Single Core 606 354
Geekbench 4 - Multi-Core 2380 956
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)

Intel Core i7-975 AMD Phenom II X3 710

Essentials

Architecture codename Bloomfield Heka
Launch date June 2009 February 2009
Launch price (MSRP) $476 $85
Place in performance rating 2589 2611
Price now $179.99 $84.53
Processor Number i7-975
Series Legacy Intel® Core™ Processors
Status Discontinued
Value for money (0-100) 10.04 8.51
Vertical segment Desktop Desktop

Performance

64 bit support
Base frequency 3.33 GHz
Bus Speed 6.4 GT/s QPI
Die size 263 mm2 258 mm
Front-side bus (FSB) 1333 MHz
L1 cache 64 KB (per core) 128 KB (per core)
L2 cache 256 KB (per core) 512 KB (per core)
L3 cache 8192 KB (shared) 6144 KB (shared)
Manufacturing process technology 45 nm 45 nm
Maximum core temperature 67.9°C
Maximum frequency 3.60 GHz 2.6 GHz
Number of cores 4 3
Number of QPI Links 1
Number of threads 8
Transistor count 731 million 758 million
Unlocked
VID voltage range 0.800V-1.375V

Memory

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

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 1
Package Size 42.5mm x 45.0mm
Sockets supported FCLGA1366 AM3
Thermal Design Power (TDP) 130 Watt 95 Watt

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)