Intel Core i5 2550K 

Released January, 2012
  • 3.4 GHz
  • Quad core
  • Unlocked
5.6 Out of 10

The chip will be on the LGA1155 package, feature four cores, 256KB L2 cache per core, 6MB shared L3 cache, integrated dual-channel DDR3 IMC, integrated PCI-Express 2.0 root complex and a TDP of 95W.
by Anthony-Garreffa (Dec, 2011)
It will arrive in the form of the Core i5-2550K and has a retail channel part number of BX80623I52550K and OEM part number CM806230121300, the Core i5-2550K was added to the MDDS database.
by Anthony-Garreffa (Dec, 2011)

CPUBoss Review Our evaluation of the Intel Core i5 2550K among desktop CPUs (over 75W)

Performance

Benchmark performance using all cores
Core i5 2550K
6.1
Core i5 2500K
6.1
Core i5 3570
5.9
PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance
Core i5 2550K
8.2
Core i5 2500K
7.8
Core i5 3570
8.2
PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics
Core i5 2550K
0.0
Core i5 2500K
n.d.
Core i5 3570
1.0
Fire Strike

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing
Core i5 2550K
0.0
Core i5 2500K
n.d.
Core i5 3570
2.2
CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?
Core i5 2550K
6.1
Core i5 2500K
9.3
Core i5 3570
7.8
Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?
Core i5 2550K
n.d.
Core i5 2500K
6.7
Core i5 3570
6.3
Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more
5.6

CPUBoss Score

Combination of all six facets
Core i5 2550K
5.6
Core i5 2500K
8.6
Core i5 3570
6.6

Benchmarks Real world tests of the Intel Core i5 2550K

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i5 2550K
9,714
Core i5 2500K
9,382
Core i5 3570
9,904

GeekBench 3 (Single core) Data courtesy Primate Labs

Core i5 2550K
3,101
Core i5 2500K
2,994
Core i5 3570
3,072

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i5 2550K
2,640,000 MB/s
Core i5 2500K
2,530,000 MB/s
Core i5 3570
2,580,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Core i5 2550K
10,555
Core i5 3570
9,892
Core i5 2500K
10,319

GeekBench (64-bit) Data courtesy Primate Labs

Core i5 2550K
11,863
Core i5 3570
10,445
Core i5 2500K
11,186

GeekBench

Core i5 2550K
13,047
Core i5 2500K
13,624
Core i5 3570
13,173

PassMark Data courtesy Passmark

Core i5 2550K
6,694
Core i5 2500K
6,383
Core i5 3570
6,994

PassMark (Single Core)

Core i5 2550K
1,954
Core i5 2500K
1,863
Core i5 3570
1,989

Specifications Full list of technical specs

summary

Clock speed 3.4 GHz
Turbo clock speed 3.8 GHz
Cores Quad core
Socket type LGA 1155
Is unlocked Yes

features

Has a NX bit Yes
Supports trusted computing No
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
  10. SSE4
Supports dynamic frequency scaling Yes

power consumption

TDP 95W
Annual home energy cost 22.89 $/year
Annual commercial energy cost 83.22 $/year
Performance per watt 11.5 pt/W
Typical power consumption 77.19W

bus

Architecture DMI
Number of links 1
Transfer rate 5,000 MT/s

details

Architecture x86-64
Threads 4 threads
L2 cache 1 MB
L2 cache per core 0.25 MB/core
L3 cache 6 MB
L3 cache per core 1.5 MB/core
Manufacture process 32 nm
Max CPUs 1
Clock multiplier 34
Operating temperature Unknown - 72.6°C

overclocking

Overclock popularity 44
Overclocked clock speed 5.03 GHz
Overclocked clock speed (Water) 4.77 GHz
Overclocked clock speed (Air) 5.03 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 32,768 MB
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