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).

Intel Core i7-4940MX

Intel Core i7-3615QE

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 22% better performance in PassMark - Single thread mark: 2189 vs 1797
Around 22% better performance in PassMark - CPU mark: 6838 vs 5612

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	2189 vs 1797
PassMark - CPU mark	6838 vs 5612

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

2189

1797

PassMark - CPU mark

CPU 1

CPU 2

6838

5612

Name	Intel Core i7-4940MX	Intel Core i7-3615QE
PassMark - Single thread mark	2189	1797
PassMark - CPU mark	6838	5612
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	1390	1403
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)