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CPU

Intel

Intel Core i5-2550K

Processor

CPU cores: 4
CPU threads: 4
Maximum boost clock: 3.8 GHz
Thermal design power: 95 W

Graphics & compute benchmarks

Archived cohort medians

GFXBench, GLBenchmark and CompuBench results retain the tested system, API, operating system and resolution. Offscreen tests fix the render resolution; onscreen results also reflect the display workload. These historical submissions do not establish performance in current games.

Bitcoin MiningOS X / OpenCL / compute · mHash/s

Higher is better.

Intel Core i5-2550K

2.47^* mHash/s

Intel(R) Core(TM) i5-2550K CPU

Host configuration not reported.

Face DetectionOS X / OpenCL / compute · mPixels/s

Higher is better.

Intel Core i5-2550K

2.38^* mPixels/s

Intel(R) Core(TM) i5-2550K CPU

Host configuration not reported.

Ocean Surface SimulationOS X / OpenCL / compute · fps

Higher is better.

Intel Core i5-2550K

43.66^* fps

Intel(R) Core(TM) i5-2550K CPU

Host configuration not reported.

Particle Simulation - 64kOS X / OpenCL / compute · mInteraction/s

Higher is better.

Intel Core i5-2550K

19.22^* mInteraction/s

Intel(R) Core(TM) i5-2550K CPU

Host configuration not reported.

TV-L1 Optical FlowOS X / OpenCL / compute · mPixels/s

Higher is better.

Intel Core i5-2550K

0.66^* mPixels/s

Intel(R) Core(TM) i5-2550K CPU

Host configuration not reported.

Video CompositionOS X / OpenCL / compute · fps

Higher is better.

Intel Core i5-2550K

0.94^* fps

Intel(R) Core(TM) i5-2550K CPU

Host configuration not reported.

Median results, not the best run. Sample counts and individual test dates are unreported. Different systems using the same GPU remain separate configurations.

Benchmark results

PassMark · version unreported · cpuMark4,123^*Platform unreported Compare results
PassMark · version unreported · threadMark1,754^*Platform unreported Compare results
PassMark CPU Mark · version unreported · CPU Mark4,090^* pointsPlatform unreported Compare results
Reported score · version unreported · mark6,664^*Platform unreported Compare results

Processing & platform

CPU cores: 4
CPU threads: 4
Base clock: 3.4 GHz
Turbo Boost 2.0 frequency: 3.8 GHz^*
Maximum supported memory bandwidth: 21 GB/s^*
Maximum boost clock: 3.8 GHz
Architecture: Sandy Bridge^*
Socket / package: LGA1155^*
Process node: 32 nm

Cache hierarchy

Smart Cache / shared
Level
Smart Cache
Scope
shared
Size
6 MB
Reported cache^*
Size
6 MB^*
Level
Reported cache (level unstated)^*
Scope
Intel® Smart Cache^*

Memory & storage

Memory channels: 2
Video memory type: DDR3 1066/1333^*

Supported memory

DDR3 1066/1333^*

CPU memory support

DDR3-1066
Variant / details
Manufacturer CPU memory-controller support; system and module configuration may limit operation.
Technology
DDR3
Transfer rate
1,066 MT/s
DDR3-1333
Variant / details
Manufacturer CPU memory-controller support; system and module configuration may limit operation.
Technology
DDR3
Transfer rate
1,333 MT/s

Power specifications

Thermal design power: 95 W

System configuration

Detailed specifications

Specifications 1 · 31 fields

Product Collection: Legacy Intel® Core™ Processors^*
Processor Base Frequency: 3.4^* GHz
Max Turbo Frequency: 3.8^* GHz
Cache: 6 MB SmartCache^*
Bus Speed: 5 GT/s DMI^*
TDP: 95^* W
Embedded Options Available: No^*
Max Memory Size: 32^* GB
Memory Types: DDR3 1066/1333^*
Max nb of Memory Channels: 2^*
Vertical Segment: Desktop^*
Max Memory Bandwidth: 21^* GB/s
ECC Memory Supported: No^*
Processor Number: i5-2550K^*
PCI Express Revision: 2^*
Max nb of PCI Express Lanes: 16^*
T: 72.6°C^*
Intel Hyper Threading Technology: No^*
Intel Virtualization Technology VTx: Yes^*
Intel 64: Yes^*
Status: End of Life^*
Instruction Set: 64-bit^*
Instruction Set Extensions: SSE4.1/4.2, AVX^*
Idle States: Yes^*
Thermal Monitoring Technologies: Yes^*
Execute Disable Bit: Yes^*
Launch Date: Q1'12^*
Lithography: 32^* nm
Recommended Customer Price: $235.00^*
nb of Cores: 4^*
nb of Threads: 4^*

Specifications 2 · 53 fields

AESTech

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

BornOnDate

Q1'12^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

Bus

5 GT/s^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

Cache

6 MB Intel® Smart Cache^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

ClockSpeed

3.40 GHz^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

ClockSpeedMax

3.80 GHz^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

CodeNameText

Products formerly Sandy Bridge^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

CoreCount

4^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

CpuId

65647^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

CpuName

Intel® Core™ i5-2550K Processor^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

CVTHD

No^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

ECCMemory

No^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

EM64

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

Embedded

No^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

ESUDate

Tuesday. December 31. 2019^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

ExecuteDisable

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

ExpectedDiscontinuanceDate

Q1'13^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

ExtendedPageTables

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

FastMemoryTechnology

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

FDI

No^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

FlexMemoryTechnology

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

HaltState

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

HyperThreading

No^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

IdentityProtectionTechVersion

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

InstructionSet

64-bit^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

InstructionSetExtensions

Intel® SSE4.1. Intel® SSE4.2. Intel® AVX^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

InTru3D

No^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

Lithography

32 nm^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

MarketSegment

Desktop^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

MaxCPUs

1^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

MaxMem

32 GB^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

MaxMemoryBandwidth

21 GB/s^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

MaxTDP

95 W^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

MemoryTypes

DDR3 1066/1333^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

NumMemoryChannels

2^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

NumPCIExpressPorts

16^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

PackageSize

37.5mm x 37.5mm^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

PCIExpressRevision

2.0^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

ProcessorNumber

i5-2550K^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

ProductGroup

Legacy Intel® Core™ Processors^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

QuickSyncVideo

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

ServicingStatus

End of Servicing Lifetime^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

SocketsSupported

LGA1155^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

SpeedstepTechnology

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

StatusCodeText

Discontinued^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

TBTVersion

2.0^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

TCase

72.6°C^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

ThermalMonitoring2Indicator

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

ThreadCount

4^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

TurboBoostTech2MaxFreq

3.80 GHz^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

TXT

No^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

VTD

No^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

VTX

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 815^*

Specifications 3 · 7 fields

Processor: Intel Core i5-2550K Processor^*
Status: Discontinued^*
Release Date: Q1'12^*
Cores: 4^*
Max Turbo Speed: 3.8^* GHz
Base Speed: 3.4^* GHz
Cache Size: 6^* MB

Specifications 4 · 12 fields

name: Intel Core i5-2550K @ 3.40GHz^*
cores: 4^*
logicals: 1^*
samples: 149^*
price: 103.88^*
tdp: 95^*
date: 2012-02-01^*
socket: LGA1155^*
category: Desktop^*
speed: 3,400^*
turbo: 3,800^*
cpuCount: 1^*

Specifications 5 · 2 fields

brand: Intel^*
name: Intel Core i5-2550K @ 3.40GHz^*

Specifications 6 · 20 fields

turbo frequency: 3,800^*
cache size: 6,144^*
tdp: 95^*
socket: LGA1155^*
memory type: DDR3 1066/1333^*
cores: 4^*
manufacturer Processor benchmark result: intel^*
vertical segment: Desktop^*
max memory size: 33,554,432^*
status: Discontinued^*
max temp: 72.6^*
package size: 37.5mm x 37.5mm^*
threads: 4^*
name: Intel Core i5-2550K^*
rating Processor benchmark result: 4,090^*
processor number: i5-2550K^*
launch date: 2012-02-01^*
lithography: 32^*
bus speed: 5^*
base frequency: 3,400^*

Specifications 7 · 12 fields

ClockSpeed: 3.4^* GHz
Cache: 6 MB Intel® Smart Cache^*
Bus: 5 GT/s^*
MaxTDP: 95^* W
BornOnDate: Q1'12^*
Model: Intel® Core™ i5-2550K Processor^*
Price: $235.00^*
MarketSegment: Desktop^*
Lithography: 32^* nm
CoreCount: 4^*
ThreadCount: 4^*
ClockSpeedMax: 3.8^* GHz

Specifications 8 · 51 fields

Recommended Customer Price

$235.00^*

Scope and conditions

source_native_row_context

Price scope: Historical source recommendation; not a current retail offer. The original currency notation is retained.^*

Intel® AES New Instructions

Yes^*

Intel® Trusted Execution Technology ‡

No^*

Execute Disable Bit ‡

Yes^*

Intel® Virtualization Technology (VT-x) ‡

Yes^*

Intel® Virtualization Technology for Directed I/O (VT-d) ‡

No^*

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

Yes^*

Total Cores

4^*

Total Threads

4^*

Processor Base Frequency

3.4^* GHz

Cache

6.0^* MB

Scope and conditions

source_native_row_context

Cache description: Intel® Smart Cache^*
Original declaration: 6 MB Intel® Smart Cache^*

Bus Speed

5^* GT/s

TDP

95^* W

Max Turbo Frequency

3.8^* GHz

Intel® Turbo Boost Technology 2.0 Frequency‡

3.8^* GHz

Marketing Status

Discontinued^*

Launch Date

Q1'12^*

Servicing Status

End of Servicing Lifetime^*

Embedded Options Available

No^*

End of Servicing Updates Date

Tuesday | December 31 | 2019^*

Expected Discontinuance

Q1'13^*

Max Memory Size (dependent on memory type)

32^* GB

Memory Types

DDR3 1066/1333^*

Max # of Memory Channels

2^*

Max Memory Bandwidth

21^* GB/s

ECC Memory Supported ‡

No^*

Intel® Flexible Display Interface (Intel® FDI)

No^*

Intel® Clear Video HD Technology

No^*

Product Collection

Legacy Intel® Core™ Processors^*

Intel® Quick Sync Video

Yes^*

Intel® InTru™ 3D Technology

No^*

Vertical Segment

Desktop^*

PCI Express Revision

2.0^*

Max # of PCI Express Lanes

16^*

Sockets Supported

FCLGA1155 | LGA1155^*

Max CPU Configuration

1^*

Processor Number

i5-2550K^*

TCASE

72.6^* °C

Package Size

37.5mm x 37.5mm^*

Intel® Turbo Boost Technology ‡

2.0^*

Intel® Hyper-Threading Technology ‡

No^*

Lithography

32^* nm

Intel® 64 ‡

Yes^*

Instruction Set

64-bit^*

Idle States

Yes^*

Enhanced Intel SpeedStep® Technology

Yes^*

Thermal Monitoring Technologies

Yes^*

Instruction Set Extensions

Intel® SSE4.1 | Intel® SSE4.2 | Intel® AVX^*

Intel® Fast Memory Access

Yes^*

Intel® Flex Memory Access

Yes^*

Intel® Identity Protection Technology ‡

Yes^*

Specifications 9 · 11 fields

name: Intel Core i5-2550K @ 3.40GHz^*
socket: LGA1155^*
category: Desktop^*
price: $129.99^*
mark: 6,664^*
value: 51.27^*
single thread: 1,935^*
single thread value: 14.89^*
tdp: 95^*
powerperf: 70^*
testdate: Feb 2012^*

Specifications 10 · 5 fields

microarchitecture

Sandy Bridge^*

Scope and conditions

source_native_row_context

category: cpu^*
original_product_name: Intel Core i5-2550K^*
catalogue_reference: Intel Core i5-2550K^*
identity_scope: source-exact-processor-name^*
dataset_date: 2025-07-23^*

scope

Historical publisher declaration. Missing or conflicting observations remain unverified; no benchmark or tested performance inferred.^*

Reported core clock

3.4^* GHz

Scope and conditions

source_native_row_context

category: cpu^*
original_product_name: Intel Core i5-2550K^*
catalogue_reference: Intel Core i5-2550K^*
identity_scope: source-exact-processor-name^*
dataset_date: 2025-07-23^*

scope

Source calls this core clock; it is not relabelled as base, sustained or gaming clock.^*

core count

4^*

Scope and conditions

source_native_row_context

category: cpu^*
original_product_name: Intel Core i5-2550K^*
catalogue_reference: Intel Core i5-2550K^*
identity_scope: source-exact-processor-name^*
dataset_date: 2025-07-23^*

scope

Historical publisher declaration. Missing or conflicting observations remain unverified; no benchmark or tested performance inferred.^*

name

Intel Core i5-2550K^*

Scope and conditions

source_native_row_context

category: cpu^*
original_product_name: Intel Core i5-2550K^*
catalogue_reference: Intel Core i5-2550K^*
identity_scope: source-exact-processor-name^*
dataset_date: 2025-07-23^*

scope

Historical publisher declaration. Missing or conflicting observations remain unverified; no benchmark or tested performance inferred.^*

tdp

95^* W

Scope and conditions

source_native_row_context

category: cpu^*
original_product_name: Intel Core i5-2550K^*
catalogue_reference: Intel Core i5-2550K^*
identity_scope: source-exact-processor-name^*
dataset_date: 2025-07-23^*

scope

Historical publisher declaration. Missing or conflicting observations remain unverified; no benchmark or tested performance inferred.^*

Specifications 11 · 12 fields

cpuName

Intel Core i5-2550K @ 3.40GHz^*

Scope and conditions

benchmark_context

suite: PassMark^*
test_configuration_verified: No^*
comparable: No^*

testDate

2,012^*

Scope and conditions

benchmark_context

suite: PassMark^*
test_configuration_verified: No^*
comparable: No^*

socket

LGA1155^*

Scope and conditions

benchmark_context

suite: PassMark^*
test_configuration_verified: No^*
comparable: No^*

category

Desktop^*

Scope and conditions

benchmark_context

suite: PassMark^*
test_configuration_verified: No^*
comparable: No^*

price

148.56^*

Scope and conditions

benchmark_context

suite: PassMark^*
test_configuration_verified: No^*
comparable: No^*

cpuMark

4,123^*

Scope and conditions

benchmark_context

suite: PassMark^*
test_configuration_verified: No^*
comparable: No^*

cpuValue

27.75^*

Scope and conditions

benchmark_context

suite: PassMark^*
test_configuration_verified: No^*
comparable: No^*

threadMark

1,754^*

Scope and conditions

benchmark_context

suite: PassMark^*
test_configuration_verified: No^*
comparable: No^*

threadValue

11.81^*

Scope and conditions

benchmark_context

suite: PassMark^*
test_configuration_verified: No^*
comparable: No^*

TDP

95^*

Scope and conditions

benchmark_context

suite: PassMark^*
test_configuration_verified: No^*
comparable: No^*

powerPerf

43.4^*

Scope and conditions

benchmark_context

suite: PassMark^*
test_configuration_verified: No^*
comparable: No^*

cores

4^*

Scope and conditions

benchmark_context

suite: PassMark^*
test_configuration_verified: No^*
comparable: No^*

* Provisional data