Intel Core i7-4700EC Intel Core i5-655K
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Intel Core i7-4700EC vs Intel Core i5-655K

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Performance Overview
Average performance across multiple benchmarks

Single-core performance
Rank ?
Intel Core i7-4700EC
Rank ?
Intel Core i5-655K
Multi-core performance
Rank ?
Intel Core i7-4700EC
Rank ?
Intel Core i5-655K
iGPU - FP32 Performance (Single-precision GFLOPS)

iGPU - FP32 Performance (Single-precision GFLOPS)

Intel Core i7-4700EC
Intel HD Graphics 4600
320
Intel Core i5-655K
Intel HD Graphics (Westmere)
35

More benchmarks

At a glance

Wischen
Intel Core i7-4700ECIntel Core i5-655K
FamilyIntel Core i7 (300)Intel Core i5 (336)
CPU groupIntel Core i 4000 (64)Intel Core i5 600 (6)
ArchitectureHaswell SClarkdale
Technology22 nm32 nm
SegmentDesktopDesktop
SocketBGA 1364LGA 1156
Predecessor
Successor

CPU Cores and Base Frequency

Wischen
Intel Core i7-4700ECIntel Core i5-655K
CPU Cores / Threads4 / 82 / 4
Hyperthreading / SMT
Core architecturenormalnormal
Cores: 4x 2x
Frequency: 2.70 GHz 3.20 GHz
Turbo (1 Core): 3.46 GHz
Turbo (All Cores):
L2-Cache0.50 MB
L3-Cache8.00 MB4.00 MB
Overclocking

Integrated graphics (iGPU)

Wischen
Intel Core i7-4700ECIntel Core i5-655K
GPU nameIntel HD Graphics 4600Intel HD Graphics (Westmere)
GPU frequency0.40 - 1.00 GHz0.50 - 0.73 GHz
CUs / Shader20 / 16012 / 24
Raytracing
Max. displays32
Max. GPU Memory2 GB2 GB
Technology22 nm32 nm
Release dateQ2/2013Q1/2010

NPU AI performance

Wischen
Intel Core i7-4700ECIntel Core i5-655K
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen
Intel Core i7-4700ECIntel Core i5-655K
MemoryDDR3L-1600 (25.6 GB/s)
DDR3L-1333 (21.3 GB/s)
DDR3-1333 (21.3 GB/s)
DDR3-1066 (17.1 GB/s)
Max. Memory32 GB16 GB
Memory channels22
ECCYesNo
PCIe3.0 x 162.0 x 16
PCIe Bandwidth15.8 GB/s8.0 GB/s

Thermal Management

Wischen
Intel Core i7-4700ECIntel Core i5-655K
TDP43 W73 W
TDP (PL2)
TDP up
TDP down
T. junction max.100 °C

Technical details

Wischen
Intel Core i7-4700ECIntel Core i5-655K
Chip designMonolithicMonolithic
AES-NI
Operating systemsWindows 10, LinuxWindows 10, Linux
Instruction setx86-64 (64 bit)x86-64 (64 bit)
ISA extensionsSSE4.1, SSE4.2, AVX2SSE4.1, SSE4.2
Release dateQ1/2014Q1/2010
Release price177 $
DocumentsTechnical data sheetTechnical data sheet

Your rating

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Intel Core i7-4700EC
Intel Core i7-4700EC
4C / 8T · 2.70 GHz
Intel Core i5-655K
Intel Core i5-655K
2C / 4T · 3.20 - 3.46 GHz

Most popular CPUs in both categories

Intel Core i7-4700EC
Intel Core i7-4700EC
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