Intel Core i7-4578U vs Intel Core 2 Duo T5500

Comparative analysis of Intel Core i7-4578U and Intel Core 2 Duo T5500 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, 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 - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), CompuBench 1.5 Desktop - T-Rex (Frames/s).

Intel Core i7-4578U

Intel Core 2 Duo T5500

Differences

Reasons to consider the Intel Core i7-4578U

CPU is newer: launch date 7 year(s) 5 month(s) later
2 more threads: 4 vs 2
Around 111% higher clock speed: 3.50 GHz vs 1.66 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 65 nm
2x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 21% lower typical power consumption: 28 Watt vs 34 Watt
3.2x better performance in PassMark - Single thread mark: 1932 vs 608
5.7x better performance in PassMark - CPU mark: 3100 vs 548
Around 11% better performance in Geekbench 4 - Multi-Core: 1697 vs 1533

Specifications (specs)
Launch date	21 July 2014 vs 1 February 2007
Number of threads	4 vs 2
Maximum frequency	3.50 GHz vs 1.66 GHz
Manufacturing process technology	22 nm vs 65 nm
L1 cache	128 KB vs 64 KB
Thermal Design Power (TDP)	28 Watt vs 34 Watt
Benchmarks
PassMark - Single thread mark	1932 vs 608
PassMark - CPU mark	3100 vs 548
Geekbench 4 - Multi-Core	1697 vs 1533

Reasons to consider the Intel Core 2 Duo T5500

4x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 24% better performance in Geekbench 4 - Single Core: 976 vs 788

Specifications (specs)
L2 cache	2048 KB vs 512 KB
Benchmarks
Geekbench 4 - Single Core	976 vs 788

Compare benchmarks

CPU 1: Intel Core i7-4578U
CPU 2: Intel Core 2 Duo T5500

PassMark - Single thread mark

CPU 1

CPU 2

1932

608

PassMark - CPU mark

CPU 1

CPU 2

3100

548

Geekbench 4 - Single Core

CPU 1

CPU 2

788

976

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1697

1533

Name	Intel Core i7-4578U	Intel Core 2 Duo T5500
PassMark - Single thread mark	1932	608
PassMark - CPU mark	3100	548
Geekbench 4 - Single Core	788	976
Geekbench 4 - Multi-Core	1697	1533
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.408
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	43.106
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.123
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.835
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.297

Compare specifications (specs)

	Intel Core i7-4578U	Intel Core 2 Duo T5500
Essentials
Architecture codename	Haswell	Merom
Launch date	21 July 2014	1 February 2007
Launch price (MSRP)	$426
Place in performance rating	2506	2500
Processor Number	i7-4578U	T5500
Series	4th Generation Intel® Core™ i7 Processors	Legacy Intel® Core™ Processors
Status	Launched	Discontinued
Vertical segment	Mobile	Mobile
Performance
64 bit support
Base frequency	3.00 GHz	1.66 GHz
Bus Speed	5 GT/s DMI2	667 MHz FSB
Die size	181 mm	143 mm2
L1 cache	128 KB	64 KB
L2 cache	512 KB	2048 KB
L3 cache	4 MB
Manufacturing process technology	22 nm	65 nm
Maximum core temperature	100 °C	100°C
Maximum frequency	3.50 GHz	1.66 GHz
Number of cores	2	2
Number of threads	4	2
Transistor count	1300 Million	291 million
Front-side bus (FSB)		667 MHz
VID voltage range		1.0375V-1.300V
Memory
Max memory channels	2
Maximum memory bandwidth	25.6 GB/s
Maximum memory size	16 GB
Supported memory types	DDR3L-1333, 1600; LPDDR3-1333, 1600
Graphics
Device ID	0xA2E
Graphics base frequency	200 MHz
Graphics max dynamic frequency	1.20 GHz
Graphics max frequency	1.2 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory	2 GB
Processor graphics	Intel® Iris® Graphics 5100
Graphics interfaces
DisplayPort
eDP
HDMI
Number of displays supported	3
VGA
Wireless Display (WiDi) support
Graphics image quality
Max resolution over DisplayPort	3200x2000@60Hz
Max resolution over HDMI 1.4	3200x2000@60Hz
Max resolution over VGA	N / A
Graphics API support
DirectX	11.2/12
OpenGL	4.3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	40mm x 24mm x 1.5mm	35mm x 35mm
Sockets supported	FCBGA1168	PPGA478, PBGA479
Thermal Design Power (TDP)	28 Watt	34 Watt
Scenario Design Power (SDP)		0 W
Peripherals
Max number of PCIe lanes	12
PCI Express revision	2
PCIe configurations	4x1, 2x4
Security & Reliability
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 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
FSB parity
Intel® Demand Based Switching
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)