Intel Core i7 870 

Released July, 2009
  • 2.93 GHz
  • Quad core
3.3 Out of 10

Explore 1 desktop with the Intel Core i7 870

CPUBoss Review Our evaluation of the Intel Core i7 870 among desktop CPUs (over 75W)

Performance

Benchmark performance using all cores

Core i7 870
5.1
PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

Core i7 870
1.6
PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Core i7 870
0.0
Fire Strike

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

Core i7 870
0.0
CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Core i7 870
4.1
Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Core i7 870
n.d.
Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

3.3

CPUBoss Score

Combination of all six facets

Core i7 870
3.3

Benchmarks Real world tests of the Intel Core i7 870

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i7 870
8,046
Core i5 750
6,025
Core i5 2400
8,298

GeekBench 3 (Single core) Data courtesy Primate Labs

Core i7 870
2,243
Core i5 2400
2,638
Core i5 750
2,013

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i7 870
142,100 MB/s
Core i5 2400
2,260,000 MB/s
Core i5 750
127,600 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Core i7 870
7,874
Core i5 750
5,656
Core i5 2400
8,258

GeekBench (64-bit) Data courtesy Primate Labs

Core i7 870
8,534
Core i5 750
6,332
Core i5 2400
9,093

GeekBench

Core i7 870
10,143
Core i5 750
7,570
Core i5 2400
10,769

PassMark Data courtesy Passmark

Core i7 870
5,398
Core i5 750
3,711
Core i5 2400
5,901

PassMark (Single Core)

Core i7 870
1,300
Core i5 2400
1,742
Core i5 750
1,138

Reviews Word on the street for the Intel Core i7 870

Specifications Full list of technical specs

summary

Clock speed 2.93 GHz
Turbo clock speed 3.6 GHz
Cores Quad core
Socket type LGA 1156
Is unlocked No

features

Has a NX bit Yes
Supports trusted computing Yes
Has virtualization support Yes
Instruction set extensions
  1. MMX
  2. SSE
  3. SSE2
  4. SSE4.1
  5. SSE3
  6. Supplemental SSE3
  7. SSE4.2
  8. SSE4
Supports dynamic frequency scaling Yes

power consumption

TDP 95W
Annual home energy cost 42.57 $/year
Annual commercial energy cost 120.89 $/year
Performance per watt 1.11 pt/W
Idle power consumption 70W
Peak power consumption 138W
Typical power consumption 121W

bus

Architecture DMI
Transfer rate 2,500 MT/s

details

Architecture x86-64
Threads 8 threads
L2 cache 1 MB
L2 cache per core 0.25 MB/core
L3 cache 8 MB
L3 cache per core 2 MB/core
Manufacture process 45 nm
Transistor count 774,000,000
Max CPUs 1
Clock multiplier 22
Voltage range 0.65 - 1.4V
Operating temperature Unknown - 72.7°C

overclocking

Overclock popularity 37
Overclocked clock speed 4.1 GHz
Overclocked clock speed (Water) 4.28 GHz
Overclocked clock speed (Air) 4.1 GHz

integrated graphics

GPU None

memory controller

Memory controller Built-in
Memory type
  1. DDR3-1333
  2. DDR3-1066
  3. DDR3
Channels Dual Channel
Supports ECC No
Maximum bandwidth 21,333.32 MB/s
Maximum memory size 16,384 MB
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