Intel Pentium 3556U vs Intel Core i7-640UM

Comparative analysis of Intel Pentium 3556U and Intel Core i7-640UM 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), 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 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps).

Intel Pentium 3556U

Intel Core i7-640UM

Differences

Reasons to consider the Intel Pentium 3556U

CPU is newer: launch date 3 year(s) 8 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
2x more maximum memory size: 16 GB vs 8 GB
Around 20% lower typical power consumption: 15 Watt vs 18 Watt
Around 13% better performance in PassMark - Single thread mark: 954 vs 841

Specifications (specs)
Launch date	1 October 2013 vs 4 January 2010
Manufacturing process technology	22 nm vs 32 nm
Maximum memory size	16 GB vs 8 GB
Thermal Design Power (TDP)	15 Watt vs 18 Watt
Benchmarks
PassMark - Single thread mark	954 vs 841

Reasons to consider the Intel Core i7-640UM

2 more threads: 4 vs 2
Around 34% higher clock speed: 2.27 GHz vs 1.7 GHz
Around 5% higher maximum core temperature: 105°C vs 100°C
2x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 9% better performance in PassMark - CPU mark: 1168 vs 1068
4x better performance in Geekbench 4 - Single Core: 1425 vs 353
3.8x better performance in Geekbench 4 - Multi-Core: 2406 vs 638

Specifications (specs)
Number of threads	4 vs 2
Maximum frequency	2.27 GHz vs 1.7 GHz
Maximum core temperature	105°C vs 100°C
L3 cache	4 MB vs 2 MB
Benchmarks
PassMark - CPU mark	1168 vs 1068
Geekbench 4 - Single Core	1425 vs 353
Geekbench 4 - Multi-Core	2406 vs 638

Compare benchmarks

CPU 1: Intel Pentium 3556U
CPU 2: Intel Core i7-640UM

PassMark - Single thread mark

CPU 1

CPU 2

954

841

PassMark - CPU mark

CPU 1

CPU 2

1068

1168

Geekbench 4 - Single Core

CPU 1

CPU 2

353

1425

Geekbench 4 - Multi-Core

CPU 1

CPU 2

638

2406

Name	Intel Pentium 3556U	Intel Core i7-640UM
PassMark - Single thread mark	954	841
PassMark - CPU mark	1068	1168
Geekbench 4 - Single Core	353	1425
Geekbench 4 - Multi-Core	638	2406
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	6.821
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	100.048
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.58
CompuBench 1.5 Desktop - Video Composition (Frames/s)	5.773
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.538
GFXBench 4.0 - Car Chase Offscreen (Frames)	552
GFXBench 4.0 - Manhattan (Frames)	1857
GFXBench 4.0 - T-Rex (Frames)	3273
GFXBench 4.0 - Car Chase Offscreen (Fps)	552
GFXBench 4.0 - Manhattan (Fps)	1857
GFXBench 4.0 - T-Rex (Fps)	3273

Compare specifications (specs)

	Intel Pentium 3556U	Intel Core i7-640UM
Essentials
Architecture codename	Haswell	Arrandale
Launch date	1 October 2013	4 January 2010
Place in performance rating	2080	2072
Processor Number	3556U	i7-640UM
Series	Intel® Pentium® Processor 3000 Series	Legacy Intel® Core™ Processors
Status	Launched	Discontinued
Vertical segment	Mobile	Mobile
Launch price (MSRP)		$305
Performance
64 bit support
Base frequency	1.70 GHz	1.20 GHz
Bus Speed	5 GT/s DMI2	2.5 GT/s DMI
Die size	118 mm	81 mm2
L1 cache	128 KB
L2 cache	512 KB	512 KB
L3 cache	2 MB	4 MB
Manufacturing process technology	22 nm	32 nm
Maximum case temperature (TCase)	105 °C
Maximum core temperature	100°C	105°C
Maximum frequency	1.7 GHz	2.27 GHz
Number of cores	2	2
Number of threads	2	4
Transistor count	1400 million	382 million
Front-side bus (FSB)		2500 MHz
Memory
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	12.8 GB/s
Maximum memory size	16 GB	8 GB
Supported memory types	DDR3L 1333/1600, LPDDR3 1333/1600	DDR3 800
Graphics
Graphics base frequency	200 MHz	166 MHz
Graphics max dynamic frequency	1.00 GHz	500 MHz
Graphics max frequency	1 GHz	500 MHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® Quick Sync Video
Processor graphics	Intel HD Graphics	Intel HD Graphics
Graphics interfaces
DisplayPort
eDP
HDMI
Number of displays supported	3	2
Wireless Display (WiDi) support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	40mm x 24mm x 1.5mm	BGA 34mm x 28mm
Sockets supported	Intel BGA1168	BGA1288
Thermal Design Power (TDP)	15 Watt	18 Watt
Peripherals
Integrated IDE
Integrated LAN
Max number of PCIe lanes	10	16
Max number of SATA 6 Gb/s Ports	2
Number of USB ports	4
PCI Express revision	2.0	2.0
PCI support
PCIe configurations	4x1, 1x4, 1x2	1x16
Total number of SATA ports	2
UART
USB revision	3.0
Security & Reliability
Anti-Theft technology
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
General-Purpose Input/Output (GPIO)
HD Audio
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® SSE4.1, Intel® SSE4.2
Intel 64
Intel® Active Management technology (AMT)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® ME Firmware Version	9.5
Intel® Rapid Storage technology (RST)
Intel® Smart Response technology
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Matrix Storage
Smart Connect
Thermal Monitoring
Intel® Fast Memory Access
Intel® Flex Memory Access
Physical Address Extensions (PAE)		36-bit
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)