Intel Core i7-2655LE vs Intel Core i7-4980HQ

Comparative analysis of Intel Core i7-2655LE and Intel Core i7-4980HQ processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics image quality, Graphics API support. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 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), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps).

Intel Core i7-2655LE

Intel Core i7-4980HQ

Differences

Reasons to consider the Intel Core i7-2655LE

Around 88% lower typical power consumption: 25 Watt vs 47 Watt

Thermal Design Power (TDP)	25 Watt vs 47 Watt

Reasons to consider the Intel Core i7-4980HQ

2 more cores, run more applications at once: 4 vs 2
4 more threads: 8 vs 4
Around 38% higher clock speed: 4.00 GHz vs 2.90 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
Around 93% higher maximum memory size: 32 GB vs 16.6 GB
Around 76% better performance in PassMark - Single thread mark: 2171 vs 1231
3.3x better performance in PassMark - CPU mark: 6525 vs 1999

Specifications (specs)
Number of cores	4 vs 2
Number of threads	8 vs 4
Maximum frequency	4.00 GHz vs 2.90 GHz
Manufacturing process technology	22 nm vs 32 nm
Maximum memory size	32 GB vs 16.6 GB
Benchmarks
PassMark - Single thread mark	2171 vs 1231
PassMark - CPU mark	6525 vs 1999

Compare benchmarks

CPU 1: Intel Core i7-2655LE
CPU 2: Intel Core i7-4980HQ

PassMark - Single thread mark

CPU 1

CPU 2

1231

2171

PassMark - CPU mark

CPU 1

CPU 2

1999

6525

Name	Intel Core i7-2655LE	Intel Core i7-4980HQ
PassMark - Single thread mark	1231	2171
PassMark - CPU mark	1999	6525
Geekbench 4 - Single Core		896
Geekbench 4 - Multi-Core		3199
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		4.922
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		86.645
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.626
CompuBench 1.5 Desktop - Video Composition (Frames/s)		2.089
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		6.346
GFXBench 4.0 - Car Chase Offscreen (Frames)		1607
GFXBench 4.0 - Car Chase Offscreen (Fps)		1607

Compare specifications (specs)

	Intel Core i7-2655LE	Intel Core i7-4980HQ
Essentials
Architecture codename	Sandy Bridge	Crystal Well
Launch date	Q1'11	21 July 2014
Place in performance rating	1997	1992
Processor Number	i7-2655LE	i7-4980HQ
Series	Legacy Intel® Core™ Processors	4th Generation Intel® Core™ i7 Processors
Status	Launched	Launched
Vertical segment	Embedded	Mobile
Launch price (MSRP)		$623
Performance
64 bit support
Base frequency	2.20 GHz	2.80 GHz
Bus Speed	5 GT/s DMI	5 GT/s DMI2
Manufacturing process technology	32 nm	22 nm
Maximum core temperature	100 C	100 °C
Maximum frequency	2.90 GHz	4.00 GHz
Number of cores	2	4
Number of threads	4	8
Die size		260 mm
L1 cache		256 KB
L2 cache		1 MB
L3 cache		6 MB
Maximum case temperature (TCase)		100 °C
Transistor count		1700 Million
Memory
Max memory channels	2	2
Maximum memory size	16.6 GB	32 GB
Supported memory types	DDR3 1066/1333	DDR3L 1333/1600
Maximum memory bandwidth		25.6 GB/s
Graphics
Graphics base frequency	650 MHz	200 MHz
Graphics max dynamic frequency	1.00 GHz	1.30 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics	Intel® HD Graphics 3000	Intel® Iris® Pro Graphics 5200
Device ID		0xD26
Graphics max frequency		1.3 GHz
Max video memory		2 GB
Graphics interfaces
CRT
DisplayPort
eDP
HDMI
Number of displays supported	2	3
SDVO
VGA
Wireless Display (WiDi) support
Compatibility
Low Halogen Options Available
Package Size	31mm x 24mm (FCBGA1023)	37.5mm x 32mm x 1.65mm
Sockets supported	FCBGA1023	FCBGA1364
Thermal Design Power (TDP)	25 Watt	47 Watt
Max number of CPUs in a configuration		1
Peripherals
Max number of PCIe lanes	16	16
PCI Express revision	2.0	3
PCIe configurations	1x16, 2x8, 1x8+2x4	1x16 or 2x8 or 1x8 2x4
Security & Reliability
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)
Execute Disable Bit (EDB)
Intel® Secure Key technology
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Flexible Display interface (FDI)
Intel® Advanced Vector Extensions (AVX)
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
AMD Virtualization (AMD-V™)
Graphics image quality
Max resolution over DisplayPort		3840x2160@60Hz
Max resolution over HDMI 1.4		3840x2160@60Hz
Max resolution over VGA		2880x1800@60Hz
Graphics API support
DirectX		11.2/12
OpenGL		4.3