Intel Core i7-875K processor review

Intel Core i7-875K

Core i7-875K processor released by Intel; release date: May 2010. At the time of release, the processor cost $486. The processor is designed for desktop-computers and based on Lynnfield microarchitecture.

CPU is unlocked for overclocking. Total number of cores - 4, threads - 8. Maximum CPU clock speed - 3.60 GHz. Maximum operating temperature - 72.7°C. Manufacturing process technology - 45 nm. Cache size: L1 - 64 KB (per core), L2 - 256 KB (per core), L3 - 8192 KB (shared).

Supported memory types: DDR3 1066/1333. Maximum memory size: 16 GB.

Supported socket types: LGA1156. Maximum number of processors in a configuration - 1. Power consumption (TDP): 95 Watt.

Benchmarks

PassMark
Single thread mark
Top 1 CPU
This CPU
4870
1351
PassMark
CPU mark
Top 1 CPU
This CPU
156834
3100
Geekbench 4
Single Core
Top 1 CPU
This CPU
5311
567
Geekbench 4
Multi-Core
Top 1 CPU
This CPU
36691
2163
CompuBench 1.5 Desktop
Face Detection
Top 1 CPU
This CPU
97.640 mPixels/s
0.925 mPixels/s
CompuBench 1.5 Desktop
Ocean Surface Simulation
Top 1 CPU
This CPU
741.453 Frames/s
51.608 Frames/s
CompuBench 1.5 Desktop
T-Rex
Top 1 CPU
This CPU
4.623 Frames/s
0.350 Frames/s
CompuBench 1.5 Desktop
Video Composition
Top 1 CPU
This CPU
49.002 Frames/s
1.146 Frames/s
CompuBench 1.5 Desktop
Bitcoin Mining
Top 1 CPU
This CPU
218.231 mHash/s
4.459 mHash/s
Name Value
PassMark - Single thread mark 1351
PassMark - CPU mark 3100
Geekbench 4 - Single Core 567
Geekbench 4 - Multi-Core 2163
CompuBench 1.5 Desktop - Face Detection 0.925 mPixels/s
CompuBench 1.5 Desktop - Ocean Surface Simulation 51.608 Frames/s
CompuBench 1.5 Desktop - T-Rex 0.350 Frames/s
CompuBench 1.5 Desktop - Video Composition 1.146 Frames/s
CompuBench 1.5 Desktop - Bitcoin Mining 4.459 mHash/s

Specifications (specs)

Essentials

Architecture codename Lynnfield
Launch date May 2010
Launch price (MSRP) $486
Place in performance rating 2715
Price now $485.01
Processor Number i7-875K
Series Legacy Intel® Core™ Processors
Status Discontinued
Value for money (0-100) 3.30
Vertical segment Desktop

Performance

64 bit support
Base frequency 2.93 GHz
Bus Speed 2.5 GT/s DMI
Die size 296 mm2
L1 cache 64 KB (per core)
L2 cache 256 KB (per core)
L3 cache 8192 KB (shared)
Manufacturing process technology 45 nm
Maximum core temperature 72.7°C
Maximum frequency 3.60 GHz
Number of cores 4
Number of threads 8
Transistor count 774 million
Unlocked
VID voltage range 0.6500V-1.4000V

Memory

Max memory channels 2
Maximum memory bandwidth 21 GB/s
Maximum memory size 16 GB
Supported memory types DDR3 1066/1333

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1
Package Size 37.5mm x 37.5mm
Sockets supported LGA1156
Thermal Design Power (TDP) 95 Watt

Peripherals

Max number of PCIe lanes 16
PCI Express revision 2.0
PCIe configurations 1x16, 2x8

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
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE) 36-bit
Thermal Monitoring

Virtualization

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