Intel Core i7-4940MX Intel Core i7-3520M
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Intel Core i7-4940MX vs Intel Core i7-3520M

Last updated:

Performance Overview
Average performance across multiple benchmarks

Single-core performance
Rank 1 - 100 %
Intel Core i7-4940MX
Rank 2 - 72 %
Intel Core i7-3520M
Multi-core performance
Rank 1 - 100 %
Intel Core i7-4940MX
Rank 2 - 41 %
Intel Core i7-3520M
Geekbench 6 Single-Core

Geekbench 6 Single-Core
Single-core performance

Intel Core i7-4940MX
4C / 8T · 3.90 GHz
1,091
Intel Core i7-3520M
2C / 4T · 3.60 GHz
685
Geekbench 6 Multi-Core

Geekbench 6 Multi-Core
Multi-core performance

Intel Core i7-4940MX
4C / 8T · 3.90 GHz
4,303
Intel Core i7-3520M
2C / 4T · 3.40 GHz
1,446
Geekbench 5, 64bit Single-Core

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

Intel Core i7-4940MX
4C / 8T · 3.90 GHz
910
Intel Core i7-3520M
2C / 4T · 3.60 GHz
740
Geekbench 5, 64bit Multi-Core

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

Intel Core i7-4940MX
4C / 8T · 3.90 GHz
3,538
Intel Core i7-3520M
2C / 4T · 3.40 GHz
1,613
iGPU - FP32 Performance (Single-precision GFLOPS)

iGPU - FP32 Performance (Single-precision GFLOPS)

Intel Core i7-4940MX
Intel HD Graphics 4600
432
Intel Core i7-3520M
Intel HD Graphics 4000
320
CPU-Z Benchmark 17 Multi-Core

CPU-Z Benchmark 17 Multi-Core
Multi-core performance

Intel Core i7-4940MX
4C / 8T · 3.10 GHz
1,967
Intel Core i7-3520M
2C / 4T · 2.90 GHz
835

More benchmarks

At a glance

Wischen
Intel Core i7-4940MXIntel Core i7-3520M
FamilyIntel Core i7 Extreme Edition (24)Intel Core i7 (300)
CPU groupIntel Core i 4000M/4000H (38)Intel Core i 3000M (29)
ArchitectureHaswell HIvy Bridge H
Technology22 nm22 nm
SegmentNotebookNotebook
SocketPGA 946BGA 1023
Predecessor
Successor

CPU Cores and Base Frequency

Wischen
Intel Core i7-4940MXIntel Core i7-3520M
CPU Cores / Threads4 / 82 / 4
Hyperthreading / SMT
Core architecturenormalnormal
Cores: 4x 2x
Frequency: 3.10 GHz 2.90 GHz
Turbo (1 Core): 3.90 GHz 3.60 GHz
Turbo (All Cores): 3.90 GHz 3.40 GHz
L2-Cache
L3-Cache8.00 MB4.00 MB
Overclocking

Integrated graphics (iGPU)

Wischen
Intel Core i7-4940MXIntel Core i7-3520M
GPU nameIntel HD Graphics 4600Intel HD Graphics 4000
GPU frequency0.40 - 1.35 GHz0.65 - 1.25 GHz
CUs / Shader20 / 16016 / 128
Raytracing
Max. displays33
Max. GPU Memory2 GB2 GB
Technology22 nm22 nm
Release dateQ2/2013Q1/2011

NPU AI performance

Wischen
Intel Core i7-4940MXIntel Core i7-3520M
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen
Intel Core i7-4940MXIntel Core i7-3520M
MemoryDDR3L-1600 (25.6 GB/s)
DDR3L-1600 (25.6 GB/s)
DDR3-1600 (25.6 GB/s)
DDR3L-1333 (21.3 GB/s)
DDR3-1333 (21.3 GB/s)
Max. Memory32 GB32 GB
Memory channels22
ECCNoNo
PCIe3.0 x 163.0 x 16
PCIe Bandwidth15.8 GB/s15.8 GB/s

Thermal Management

Wischen
Intel Core i7-4940MXIntel Core i7-3520M
TDP57 W35 W
TDP (PL2)
TDP up
TDP down
T. junction max.

Technical details

Wischen
Intel Core i7-4940MXIntel Core i7-3520M
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, AVX
Release dateQ4/2013Q2/2012
Release price975 $346 $
DocumentsTechnical data sheetTechnical data sheet

Your rating

Here you can rate one or both of the processors. The average rating of Intel Core i7-4940MX is 5.0 stars (5 ratings), while Intel Core i7-3520M has received 3.7 stars (6 ratings).

Click on the stars to rate one or both processors.

Intel Core i7-4940MX
Intel Core i7-4940MX
4C / 8T · 3.10 - 3.90 GHz
Intel Core i7-3520M
Intel Core i7-3520M
2C / 4T · 2.90 - 3.60 GHz

Most popular CPUs in both categories

Intel Core i7-4940MX
Intel Core i7-4940MX
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