Intel Core i7-4940MX vs Intel Core i7-3615QE

Comparative analysis of Intel Core i7-4940MX and Intel Core i7-3615QE processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

 

Differences

Reasons to consider the Intel Core i7-4940MX

  • CPU is newer: launch date 1 year(s) 9 month(s) later
  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • Around 21% higher clock speed: 4.00 GHz vs 3.30 GHz
  • Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later
  • Around 99% higher maximum memory size: 32 GB vs 16.11 GB
  • Around 21% better performance in PassMark - Single thread mark: 2186 vs 1802
  • Around 22% better performance in PassMark - CPU mark: 6832 vs 5601
Specifications (specs)
Launch date 19 January 2014 vs April 2012
Unlocked Unlocked vs Locked
Maximum frequency 4.00 GHz vs 3.30 GHz
L3 cache 8 MB vs 6144 KB (shared)
Maximum memory size 32 GB vs 16.11 GB
Benchmarks
PassMark - Single thread mark 2186 vs 1802
PassMark - CPU mark 6832 vs 5601

Reasons to consider the Intel Core i7-3615QE

  • Around 5% higher maximum core temperature: 105°C vs 100°C
  • Around 27% lower typical power consumption: 45 Watt vs 57 Watt
Maximum core temperature 105°C vs 100°C
Thermal Design Power (TDP) 45 Watt vs 57 Watt

Compare benchmarks

CPU 1: Intel Core i7-4940MX
CPU 2: Intel Core i7-3615QE

PassMark - Single thread mark
CPU 1
CPU 2
2186
1802
PassMark - CPU mark
CPU 1
CPU 2
6832
5601
Name Intel Core i7-4940MX Intel Core i7-3615QE
PassMark - Single thread mark 2186 1802
PassMark - CPU mark 6832 5601
Geekbench 4 - Single Core 958
Geekbench 4 - Multi-Core 3492
3DMark Fire Strike - Physics Score 0
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 19.006
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 281.947
CompuBench 1.5 Desktop - T-Rex (Frames/s) 1.447
CompuBench 1.5 Desktop - Video Composition (Frames/s) 14.654
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 17.403

Compare specifications (specs)

Intel Core i7-4940MX Intel Core i7-3615QE

Essentials

Architecture codename Haswell Ivy Bridge
Launch date 19 January 2014 April 2012
Launch price (MSRP) $1,096
Place in performance rating 1388 1389
Price now $609.95
Processor Number i7-4940MX i7-3615QE
Series Intel® Core™ X-series Processors Legacy Intel® Core™ Processors
Status Launched Launched
Value for money (0-100) 4.78
Vertical segment Mobile Embedded

Performance

64 bit support
Base frequency 3.10 GHz 2.30 GHz
Bus Speed 5 GT/s DMI2 5 GT/s DMI
Die size 177 mm 160 mm
L1 cache 256 KB 64 KB (per core)
L2 cache 1 MB 256 KB (per core)
L3 cache 8 MB 6144 KB (shared)
Manufacturing process technology 22 nm 22 nm
Maximum case temperature (TCase) 100 °C
Maximum core temperature 100°C 105°C
Maximum frequency 4.00 GHz 3.30 GHz
Number of cores 4 4
Number of threads 8 8
Transistor count 1400 Million 1400 million
Unlocked

Memory

Max memory channels 2 2
Maximum memory bandwidth 25.6 GB/s 25.6 GB/s
Maximum memory size 32 GB 16.11 GB
Supported memory types DDR3L 1333/1600 DDR3/DDR3L 1067/1333/1600
ECC memory support

Graphics

Graphics base frequency 400 MHz 650 MHz
Graphics max dynamic frequency 1.35 GHz 1.00 GHz
Graphics max frequency 1.35 GHz 1 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory 1.7 GB
Processor graphics Intel® HD Graphics 4600 Intel® HD Graphics 4000

Graphics interfaces

DisplayPort
eDP
HDMI
Number of displays supported 3 3
VGA
Wireless Display (WiDi) support
CRT
SDVO

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 1
Package Size 37.5mm x 37.5mm x 4.7mm 31mm x 24mm (BGA 1023)
Sockets supported rPGA FCBGA1023
Thermal Design Power (TDP) 57 Watt 45 Watt

Peripherals

Max number of PCIe lanes 16 16
PCI Express revision 3 3.0
PCIe configurations 1x16, 2x8, 1x8 2x4 1x16 2x8 1x8 2x4

Security & Reliability

Anti-Theft technology
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)

Advanced Technologies

Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
4G WiMAX Wireless
Intel® Demand Based Switching
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® My WiFi technology

Virtualization

AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)