Intel Core i3-1005G1 vs Intel Xeon E3-1271 v3

Last updated:

CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i3-1005G1 or Intel Core i3-1005G1 – 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 Core i3-1005G1 features 2 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q3/2019 and belongs to the 10 generation of the Intel Core i3 series.
To use the Intel Core i3-1005G1, you'll need a motherboard with a BGA 1526 socket.
The Intel Xeon E3-1271 v3 features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2014 and belongs to the 4 generation of the Intel Xeon E3 series.
To use the Intel Xeon E3-1271 v3, you'll need a motherboard with a LGA 1150 socket.
Intel Core i 1000G/10000U Group Intel Xeon E3 v3
10 Generation 4
Intel Core i3-1005G1 Name Intel Xeon E3-1271 v3
Mobile Segment Desktop / Server
Intel Core i3 Family Intel Xeon E3
 
 

CPU Cores and Base Frequency

The Intel Core i3-1005G1 has 2 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core i3-1005G1 is 1.2 GHz
and turbo frequency for one core is 3.4 GHz.
The Intel Xeon E3-1271 v3 has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Xeon E3-1271 v3 is 3.6 GHz
and turbo frequency for one core is 4.0 GHz.
3.4 GHz Turbo Frequency (all cores) None
3.4 GHz Turbo Frequency (1 core) 4.0 GHz
normal Core architecture normal
1.2 GHz Frequency 3.6 GHz
2 CPU Cores 4
No Overclocking No
Yes Hyperthreading Yes
2x Cores 4x
4 Threads 8
 
 

Internal Graphics

The Intel Core i3-1005G1 has integrated graphics, called iGPU for short.
Specifically, the Intel Core i3-1005G1 uses the Intel UHD Graphics (Ice Lake G1), which has 512 texture shaders
and 64 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Xeon E3-1271 v3 does not have integrated graphics.
0.9 GHz GPU (Turbo) --
10 nm Technology --
12 Direct X --
32.0 GB Max. GPU Memory 0 bytes
64 Execution units --
Q3/2019 Release date --
Intel UHD Graphics (Ice Lake G1) GPU name
512 Shaders --
0.3 GHz GPU frequency --
11 Generation --
-- Max. displays --
 
 

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 h265 / HEVC (8 bit) --
Decode / Encode VP9 --
Decode / Encode VP8 --
Decode VC-1 --
Decode / Encode JPEG --
Decode / Encode h264 --
Decode / Encode h265 / HEVC (10 bit) --
Decode / Encode AVC --
No AV1 --
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 64.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 59.6 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
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.
DDR4-3200, LPDDR4-3733 Memory type DDR3L-1600, DDR3-1600
59.6 GB/s Bandwidth 25.6 GB/s
Yes AES-NI Yes
No ECC Yes
pci PCIe pci
64.0 GB Max. Memory 32.0 GB
2 Memory channels 2
 
 

Thermal Management

The processor has a thermal design power (TDP) of 15 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 80 W watts.
13 W TDP down None
15 W TDP (PL1 / PBP) 80 W
100 °C Tjunction max --
 
 

Technical details

The Intel Core i3-1005G1 is manufactured using a 10 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 4.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Xeon E3-1271 v3 is manufactured using a 22 nm process.
In total, this processor boasts a generous 8.0 MB cache.
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
10 nm Technology 22 nm
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
-- Part Number --
Monolithic Chip design Monolithic
Q3/2019 Release date Q2/2014
281 $ Release price --
0 bytes L2-Cache 0 bytes
Technical data sheet Documents Technical data sheet
4.0 MB L3-Cache 8.0 MB
BGA 1526 Socket LGA 1150
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux
Ice Lake U Architecture Haswell S
 
 

Benchmarks

Geekbench 6 (Multi-Core)

Intel Xeon E3-1271 v3
4C 8T @ 3.6 GHz
4328
4328
Intel Core i3-1005G1
2C 4T @ 1.2 GHz
2605
2605

Geekbench 6 (Single-Core)

Intel Core i3-1005G1
2C 4T @ 1.2 GHz
1354
1354
Intel Xeon E3-1271 v3
4C 8T @ 3.6 GHz
1307
1307