Intel Pentium 2127U vs Intel Pentium Dual Core T4400

Comparative analysis of Intel Pentium 2127U and Intel Pentium Dual Core T4400 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 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

Intel Pentium 2127U

Intel Pentium Dual Core T4400

Differences

Reasons to consider the Intel Pentium 2127U

CPU is newer: launch date 3 year(s) 6 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 45 nm
2.1x lower typical power consumption: 17 Watt vs 35 Watt
Around 15% better performance in PassMark - Single thread mark: 969 vs 842
Around 38% better performance in PassMark - CPU mark: 1064 vs 769
Around 18% better performance in Geekbench 4 - Single Core: 305 vs 258
Around 27% better performance in Geekbench 4 - Multi-Core: 564 vs 445

Specifications (specs)
Launch date	1 July 2013 vs 1 December 2009
Manufacturing process technology	22 nm vs 45 nm
Thermal Design Power (TDP)	17 Watt vs 35 Watt
Benchmarks
PassMark - Single thread mark	969 vs 842
PassMark - CPU mark	1064 vs 769
Geekbench 4 - Single Core	305 vs 258
Geekbench 4 - Multi-Core	564 vs 445

Reasons to consider the Intel Pentium Dual Core T4400

Around 16% higher clock speed: 2.2 GHz vs 1.9 GHz
2x more L2 cache, more data can be stored in the L2 cache for quick access later

Maximum frequency	2.2 GHz vs 1.9 GHz
L2 cache	1024 KB vs 512 KB

Compare benchmarks

CPU 1: Intel Pentium 2127U
CPU 2: Intel Pentium Dual Core T4400

PassMark - Single thread mark

CPU 1

CPU 2

969

842

PassMark - CPU mark

CPU 1

CPU 2

1064

769

Geekbench 4 - Single Core

CPU 1

CPU 2

305

258

Geekbench 4 - Multi-Core

CPU 1

CPU 2

564

445

Name	Intel Pentium 2127U	Intel Pentium Dual Core T4400
PassMark - Single thread mark	969	842
PassMark - CPU mark	1064	769
Geekbench 4 - Single Core	305	258
Geekbench 4 - Multi-Core	564	445
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.831
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	15.2
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.121
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.662
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	1.403
GFXBench 4.0 - T-Rex (Frames)	1795
GFXBench 4.0 - T-Rex (Fps)	1795

Compare specifications (specs)

	Intel Pentium 2127U	Intel Pentium Dual Core T4400
Essentials
Architecture codename	Ivy Bridge	Penryn
Launch date	1 July 2013	1 December 2009
Launch price (MSRP)	$134
Place in performance rating	2889	2878
Price now	$134
Processor Number	2127U	T4400
Series	Intel® Pentium® Processor 2000 Series	Legacy Intel® Pentium® Processor
Status	Launched	Discontinued
Value for money (0-100)	4.00
Vertical segment	Mobile	Mobile
Performance
64 bit support
Base frequency	1.90 GHz	2.20 GHz
Bus Speed	5 GT/s DMI	800 MHz FSB
L1 cache	128 KB	128 KB
L2 cache	512 KB	1024 KB
L3 cache	2048 KB
Manufacturing process technology	22 nm	45 nm
Maximum core temperature	105 °C	105°C
Maximum frequency	1.9 GHz	2.2 GHz
Number of cores	2	2
Number of threads	2	2
Die size		107 mm2
Front-side bus (FSB)		800 MHz
Transistor count		410 million
Memory
Max memory channels	2
Maximum memory bandwidth	25.6 GB/s
Maximum memory size	32 GB
Supported memory types	DDR3/L/-RS 1333/1600
Graphics
Graphics base frequency	350 MHz
Graphics max dynamic frequency	1.10 GHz
Graphics max frequency	1.1 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics	Intel HD Graphics
Graphics interfaces
CRT
DisplayPort
eDP
HDMI
Number of displays supported	3
SDVO
Wireless Display (WiDi) support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1
Package Size	31mm x 24mm	35mm x 35mm
Sockets supported	FCBGA1023	PGA478
Thermal Design Power (TDP)	17 Watt	35 Watt
Peripherals
Max number of PCIe lanes	16
PCI Express revision	2.0
PCIe configurations	1x16, 2x8, 1x8 2x4
Security & Reliability
Anti-Theft technology
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
4G WiMAX Wireless
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® My WiFi technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)