Intel Core i7 4771 

Released July, 2013
  • 3.5 GHz
  • Quad core
8.9 Out of 10

Before detailing the new Pentium and Core i3 lineup, we would take a look at the Core i7-4771 processor.
by hassan-mujtaba (Jun, 2013)
The new Core i7-4771 replaces the Core i7-4770 three months after its launch and features just around the same specifications with a 100 MHz core bump of 3.5 GHz base while turbo frequency remains the same at 3.9 GHz.
by hassan-mujtaba (Jun, 2013)

CPUBoss Review Our evaluation of the Intel Core i7 4771 among desktop CPUs (over 75W)

Performance

Benchmark performance using all cores
Core i7 4771
8.4
Core i7 4770
8.3
Core i7 4770K
8.7
PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance
Core i7 4771
9.2
Core i7 4770
8.9
Core i7 4770K
9.3
PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics
Core i7 4771
7.7
Core i7 4770
7.6
Core i7 4770K
8.1
Fire Strike

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing
Core i7 4771
7.6
Core i7 4770
7.2
Core i7 4770K
8.0
CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?
Core i7 4771
9.8
Core i7 4770
9.6
Core i7 4770K
10.0
Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?
Core i7 4771
6.2
Core i7 4770
6.3
Core i7 4770K
6.6
Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more
8.9

CPUBoss Score

Combination of all six facets
Core i7 4771
8.9
Core i7 4770
8.8
Core i7 4770K
9.2

Benchmarks Real world tests of the Intel Core i7 4771

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Core i7 4771
15.87 mHash/s
Core i7 4770
11.75 mHash/s
Core i7 4770K
16.33 mHash/s

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Core i7 4771
1.67 fps
Core i7 4770K
1.97 fps
Core i7 4770
1.65 fps

PCMark 8 Home 3.0 Accelerated Data courtesy FutureMark

Core i7 4771
3,184
Core i7 4770K
3,316
Core i7 4770
3,198

Sky Diver Data courtesy FutureMark

Core i7 4771
3,637
Core i7 4770K
3,761
Core i7 4770
3,547

Cloud Gate Data courtesy FutureMark

Core i7 4771
7,691
Core i7 4770K
8,693
Core i7 4770
7,496

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i7 4771
13,272
Core i7 4770K
14,184
Core i7 4770
13,342

GeekBench 3 (Single core) Data courtesy Primate Labs

Core i7 4771
3,555
Core i7 4770K
3,689
Core i7 4770
3,514

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i7 4771
4,660,000 MB/s
Core i7 4770
4,500,000 MB/s
Core i7 4770K
4,810,000 MB/s

Specifications Full list of technical specs

summary

Clock speed 3.5 GHz
Turbo clock speed 3.9 GHz
Cores Quad core
Is unlocked No

features

Has a NX bit Yes
Supports trusted computing Yes
Has virtualization support Yes
Instruction set extensions
  1. MMX
  2. AES
  3. SSE
  4. SSE2
  5. SSE4.1
  6. SSE3
  7. Supplemental SSE3
  8. SSE4.2
  9. AVX 2.0
  10. AVX
  11. SSE4
Supports dynamic frequency scaling Yes

memory controller

Memory controller Built-in
Memory type
  1. DDR3-1600
  2. DDR3L-1600
  3. DDR3-1333
Channels Dual Channel
Supports ECC No
Maximum bandwidth 25,600 MB/s
Maximum memory size 32,768 MB

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 22 nm
Max CPUs 1
Operating temperature Unknown - 72°C

integrated graphics

GPU GPU
Label Intel HD Graphics 4600
Number of displays supported 3
GPU clock speed 350 MHz
Turbo clock speed 1,200 MHz

power consumption

TDP 84W
Annual home energy cost 20.24 $/year
Annual commercial energy cost 73.58 $/year
Performance per watt 11.49 pt/W
Typical power consumption 68.25W

bus

Architecture DMI
Number of links 0
Transfer rate 5,000 MT/s
Report a correction

Comments

Showing 2 comments.
Jude Fiorillo (03:17 PM, September 12, 2013)
Thanks for pointing this out, just fixed this up.
scanner126 (03:12 PM, September 12, 2013)
there is an error: i7 4771 has an integrated GPU as shown in the official tecnical page http://ark.intel.com/products/77656
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