Intel Core i5-661 Intel Core i7-880
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Intel Core i5-661 vs Intel Core i7-880

Last updated:

Performance Overview
Average performance across multiple benchmarks

Single-core performance
Rank 1 - 100 %
Intel Core i5-661
Rank 2 - 97 %
Intel Core i7-880
Multi-core performance
Rank 2 - 66 %
Intel Core i5-661
Rank 1 - 100 %
Intel Core i7-880
Geekbench 5, 64bit Single-Core

Geekbench 5, 64bit Single-Core
Single-core performance

Intel Core i5-661
2C / 4T · 3.60 GHz
597
Intel Core i7-880
4C / 8T · 3.73 GHz
580
Geekbench 5, 64bit Multi-Core

Geekbench 5, 64bit Multi-Core
Multi-core performance

Intel Core i5-661
2C / 4T · 3.33 GHz
1,308
Intel Core i7-880
4C / 8T · 3.06 GHz
2,328

More benchmarks

At a glance

Wischen
Intel Core i5-661Intel Core i7-880
FamilyIntel Core i5 (336)Intel Core i7 (300)
CPU groupIntel Core i5 600 (6)Intel Core i7 800 (6)
ArchitectureClarkdaleLynnfield
Technology32 nm45 nm
SegmentDesktopDesktop
SocketLGA 1156LGA 1156
Predecessor
Successor

CPU Cores and Base Frequency

Wischen
Intel Core i5-661Intel Core i7-880
CPU Cores / Threads2 / 44 / 8
Hyperthreading / SMT
Core architecturenormalnormal
Cores: 2x 4x
Frequency: 3.33 GHz 3.06 GHz
Turbo (1 Core): 3.60 GHz 3.73 GHz
Turbo (All Cores):
L2-Cache0.50 MB1.00 MB
L3-Cache4.00 MB8.00 MB
Overclocking

Integrated graphics (iGPU)

Wischen
Intel Core i5-661Intel Core i7-880
GPU nameIntel HD Graphics (Westmere)no iGPU
GPU frequency0.50 - 0.90 GHz
CUs / Shader12 / 24 /
Raytracing
Max. displays2
Max. GPU Memory2 GB
Technology32 nm
Release dateQ1/2010

NPU AI performance

Wischen
Intel Core i5-661Intel Core i7-880
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen
Intel Core i5-661Intel Core i7-880
MemoryDDR3-1333 (21.3 GB/s)
DDR3-1066 (17.1 GB/s)
DDR3-1066 (17.1 GB/s)
Max. Memory16 GB16 GB
Memory channels22
ECCNoNo
PCIe2.0 x 162.0 x 16
PCIe Bandwidth8.0 GB/s8.0 GB/s

Thermal Management

Wischen
Intel Core i5-661Intel Core i7-880
TDP73 W95 W
TDP (PL2)
TDP up
TDP down
T. junction max.

Technical details

Wischen
Intel Core i5-661Intel Core i7-880
Chip designMonolithicMonolithic
AES-NI
Operating systemsWindows 10, LinuxWindows 10, Linux
Instruction setx86-64 (64 bit)x86-64 (64 bit)
ISA extensionsSSE4.1, SSE4.2SSE4.1, SSE4.2
Release dateQ1/2010Q2/2010
Release price177 $
DocumentsTechnical data sheetTechnical data sheet

Your rating

Here you can rate one or both of the processors. The average rating of Intel Core i5-661 is 5.0 stars (1 ratings), while Intel Core i7-880 has received 4.2 stars (5 ratings).

Click on the stars to rate one or both processors.

Intel Core i5-661
Intel Core i5-661
2C / 4T · 3.33 - 3.60 GHz
Intel Core i7-880
Intel Core i7-880
4C / 8T · 3.06 - 3.73 GHz

Most popular CPUs in both categories

Intel Core i5-661
Intel Core i5-661
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