Intel Core i7-2655LE vs Intel Core i3-3120M

Comparative analysis of Intel Core i7-2655LE and Intel Core i3-3120M 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, CompuBench 1.5 Desktop - Face Detection (mPixels/s), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

Intel Core i7-2655LE

Intel Core i3-3120M

Differences

Reasons to consider the Intel Core i7-2655LE

Around 16% higher clock speed: 2.90 GHz vs 2.5 GHz
Around 11% higher maximum core temperature: 100 C vs 90 °C (PGA); 105 °C (BGA)
Around 40% lower typical power consumption: 25 Watt vs 35 Watt
Around 18% better performance in PassMark - CPU mark: 1999 vs 1698

Specifications (specs)
Maximum frequency	2.90 GHz vs 2.5 GHz
Maximum core temperature	100 C vs 90 °C (PGA); 105 °C (BGA)
Thermal Design Power (TDP)	25 Watt vs 35 Watt
Benchmarks
PassMark - CPU mark	1999 vs 1698

Reasons to consider the Intel Core i3-3120M

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 3% better performance in PassMark - Single thread mark: 1272 vs 1231

Specifications (specs)
Manufacturing process technology	22 nm vs 32 nm
Maximum memory size	32 GB vs 16.6 GB
Benchmarks
PassMark - Single thread mark	1272 vs 1231

Compare benchmarks

CPU 1: Intel Core i7-2655LE
CPU 2: Intel Core i3-3120M

PassMark - Single thread mark

CPU 1

CPU 2

1231

1272

PassMark - CPU mark

CPU 1

CPU 2

1999

1698

Name	Intel Core i7-2655LE	Intel Core i3-3120M
PassMark - Single thread mark	1231	1272
PassMark - CPU mark	1999	1698
Geekbench 4 - Single Core		465
Geekbench 4 - Multi-Core		1041
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		4.948
GFXBench 4.0 - T-Rex (Frames)		3107
GFXBench 4.0 - T-Rex (Fps)		3107

Compare specifications (specs)

	Intel Core i7-2655LE	Intel Core i3-3120M
Essentials
Architecture codename	Sandy Bridge	Ivy Bridge
Launch date	Q1'11	1 October 2012
Place in performance rating	2010	2016
Processor Number	i7-2655LE	i3-3120M
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Launched	Launched
Vertical segment	Embedded	Mobile
Launch price (MSRP)		$160
Price now		$110
Value for money (0-100)		8.61
Performance
64 bit support
Base frequency	2.20 GHz	2.50 GHz
Bus Speed	5 GT/s DMI	5 GT/s DMI
Manufacturing process technology	32 nm	22 nm
Maximum core temperature	100 C	90 °C (PGA); 105 °C (BGA)
Maximum frequency	2.90 GHz	2.5 GHz
Number of cores	2	2
Number of threads	4	4
Die size		118 mm
L1 cache		128 KB
L2 cache		512 KB
L3 cache		3072 KB
Memory
Max memory channels	2	2
Maximum memory size	16.6 GB	32 GB
Supported memory types	DDR3 1066/1333	DDR3/L/-RS 1333/1600
Maximum memory bandwidth		25.6 GB/s
Graphics
Graphics base frequency	650 MHz	650 MHz
Graphics max dynamic frequency	1.00 GHz	1.10 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® HD Graphics 4000
Device ID		0x166
Graphics max frequency		1.1 GHz
Graphics interfaces
CRT
DisplayPort
eDP
HDMI
Number of displays supported	2	3
SDVO
Wireless Display (WiDi) support
Compatibility
Low Halogen Options Available
Package Size	31mm x 24mm (FCBGA1023)	37.5mm x 37.5mm (rPGA988B); 31mm x 24mm (BGA1023)
Sockets supported	FCBGA1023	FCPGA988
Thermal Design Power (TDP)	25 Watt	35 Watt
Max number of CPUs in a configuration		1
Peripherals
Max number of PCIe lanes	16	16
PCI Express revision	2.0	2.0
PCIe configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8 2x4
Security & Reliability
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)
Anti-Theft technology
Execute Disable Bit (EDB)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX	Intel® AVX
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
4G WiMAX Wireless
Flexible Display interface (FDI)
Intel® Advanced Vector Extensions (AVX)
Intel® My WiFi technology
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™)