Intel Xeon E3-1280 v3 vs Intel Xeon E3-1275 v5

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CPU comparison with benchmarks

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CPU lineage

Intel Xeon E3-1280 v3 or Intel Xeon E3-1280 v3 – 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 Xeon E3-1280 v3 features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2013 and belongs to the 4 generation of the Intel Xeon E3 series.
To use the Intel Xeon E3-1280 v3, you'll need a motherboard with a LGA 1150 socket.
The Intel Xeon E3-1275 v5 features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q4/2015 and belongs to the 5 generation of the Intel Xeon E3 series.
To use the Intel Xeon E3-1275 v5, you'll need a motherboard with a LGA 1151 socket.
4 Generation 5
Intel Xeon E3 Family Intel Xeon E3
Desktop / Server Segment Desktop / Server
Intel Xeon E3-1280 v3 Name Intel Xeon E3-1275 v5
Intel Xeon E3 v3 Group Intel Xeon E3 v5
 
 

CPU Cores and Base Frequency

The Intel Xeon E3-1280 v3 has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Xeon E3-1280 v3 is 3.6 GHz
and turbo frequency for one core is 4.0 GHz.
The Intel Xeon E3-1275 v5 has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Xeon E3-1275 v5 is 3.6 GHz
8 Threads 8
4 CPU Cores 4
3.6 GHz Frequency 3.6 GHz
4.0 GHz Turbo Frequency (1 core) 4.0 GHz
4x Cores 4x
Yes Hyperthreading Yes
normal Core architecture normal
4.0 GHz Turbo Frequency (all cores) 3.8 GHz
No Overclocking No
 
 

Internal Graphics

The Intel Xeon E3-1280 v3 does not have integrated graphics.
The Intel Xeon E3-1275 v5 has integrated graphics, called iGPU for short.
Specifically, the Intel Xeon E3-1275 v5 uses the Intel HD Graphics P530, which has 192 texture shaders
and 24 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
-- Generation 9
GPU name Intel HD Graphics P530
-- Max. displays --
-- GPU (Turbo) 1.15 GHz
-- GPU frequency 0.4 GHz
0 bytes Max. GPU Memory 32.0 GB
-- Shaders 192
-- Technology 14 nm
-- Release date Q3/2015
-- Direct X 12
-- Execution units 24
 
 

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

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.
The processor supports a maximum memory capacity of 64.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 34.1 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
32.0 GB Max. Memory 64.0 GB
2 Memory channels 2
Yes ECC Yes
25.6 GB/s Bandwidth 34.1 GB/s
pci PCIe pci
Yes AES-NI Yes
DDR3-1600 Memory type DDR4-2133
 
 

Thermal Management

The processor has a thermal design power (TDP) of 82 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.
-- Tjunction max --
82 W TDP (PL1 / PBP) 80 W
 
 

Technical details

The Intel Xeon E3-1280 v3 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 8.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Xeon E3-1275 v5 is manufactured using a 14 nm process.
-- Part Number --
370 $ Release price --
8.0 MB L3-Cache 8.0 MB
0 bytes L2-Cache 0 bytes
Haswell S Architecture Skylake S
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Windows 10, Linux Operating systems Windows 10, Linux
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
22 nm Technology 14 nm
Monolithic Chip design Monolithic
LGA 1150 Socket LGA 1151
Q2/2013 Release date Q4/2015
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Xeon E3-1275 v5
4C 8T @ 3.6 GHz
16177
16177
Intel Xeon E3-1280 v3
4C 8T @ 3.6 GHz
14520
14520

Geekbench 6 (Multi-Core)

Intel Xeon E3-1275 v5
4C 8T @ 3.6 GHz
4763
4763
Intel Xeon E3-1280 v3
4C 8T @ 3.6 GHz
4257
4257

Geekbench 6 (Single-Core)

Intel Xeon E3-1275 v5
4C 8T @ 3.6 GHz
1442
1442
Intel Xeon E3-1280 v3
4C 8T @ 3.6 GHz
1272
1272