Intel Pentium 2127U vs Intel Core i7-3940XM

Last updated:

CPU comparison with benchmarks

-VS-

CPU lineage

Intel Pentium 2127U or Intel Pentium 2127U – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Pentium 2127U features 2 processor cores and has the capability to manage 2 threads concurrently.
It was released in Q3/2013 and belongs to the 4 generation of the Intel Pentium series.
To use the Intel Pentium 2127U, you'll need a motherboard with a BGA 1023 socket.
The Intel Core i7-3940XM features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q3/2012 and belongs to the 3 generation of the Intel Core i7 Extreme Edition series.
To use the Intel Core i7-3940XM, you'll need a motherboard with a PGA 988 socket.
Mobile Segment Mobile
Intel Pentium 2127U Name Intel Core i7-3940XM
Intel Pentium Family Intel Core i7 Extreme Edition
4 Generation 3
Intel Pentium 2000 Group Intel Core i 3000M
 
 

CPU Cores and Base Frequency

The Intel Pentium 2127U has 2 CPU cores and can calculate 2 threads in parallel.
The clock frequency of the Intel Pentium 2127U is 1.9 GHz
The Intel Core i7-3940XM has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i7-3940XM is 3.0 GHz
and turbo frequency for one core is 3.9 GHz.
normal Core architecture normal
1.9 GHz Frequency 3.0 GHz
None None 3.9 GHz
2 Threads 8
No Overclocking Yes
No Hyperthreading Yes
2 CPU Cores 4
2x Cores 4x
 
 

Internal Graphics

The Intel Pentium 2127U has integrated graphics, called iGPU for short.
Specifically, the Intel Pentium 2127U uses the Intel HD Graphics (Ivy Bridge GT1), which has 48 texture shaders
and 6 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Core i7-3940XM has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-3940XM uses the Intel HD Graphics 4000, which has 128 texture shaders
and 16 execution units.
0.35 GHz GPU frequency 0.65 GHz
Q4/2012 Release date Q1/2011
11.0 Direct X 11.0
Intel HD Graphics (Ivy Bridge GT1) GPU name Intel HD Graphics 4000
22 nm Technology 22 nm
-- Max. displays --
48 Shaders 128
2.0 GB Max. GPU Memory 2.0 GB
6 Execution units 16
7 Generation 7
1.1 GHz GPU (Turbo) 1.35 GHz
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
Decode / Encode AVC Decode / Encode
Decode VC-1 Decode
No VP9 No
No h265 / HEVC (10 bit) No
Decode / Encode h264 Decode / Encode
No VP8 No
No h265 / HEVC (8 bit) No
Decode JPEG Decode
No AV1 No
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 32.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 25.6 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 2
32.0 GB Max. Memory 32.0 GB
pci PCIe pci
Yes AES-NI Yes
No ECC No
25.6 GB/s Bandwidth 25.6 GB/s
DDR3L-1600, DDR3L-1333, DDR3-1333, DDR3-1600 Memory type DDR3L-1600, DDR3L-1333, DDR3-1333, DDR3-1600
 
 

Thermal Management

The processor has a thermal design power (TDP) of 17 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 55 W watts.
90 °C Tjunction max 105 °C
17 W TDP (PL1 / PBP) 55 W
 
 

Technical details

The Intel Pentium 2127U is manufactured using a 22 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 2.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i7-3940XM is manufactured using a 22 nm process.
In total, this processor boasts a generous 8.0 MB cache.
Q3/2013 Release date Q3/2012
-- Part Number --
0 bytes L2-Cache 0 bytes
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2, AVX
Monolithic Chip design Monolithic
Ivy Bridge U Architecture Ivy Bridge H
22 nm Technology 22 nm
BGA 1023 Socket PGA 988
Windows 10, Linux Operating systems Windows 10, Linux
-- Release price --
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
2.0 MB L3-Cache 8.0 MB