Intel Xeon E3-1270 vs Intel Core i7-3770K

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Xeon E3-1270 or Intel Xeon E3-1270 – 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 E3-1270 features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2011 and belongs to the 2 generation of the Intel Xeon E3 series.
To use the Intel Xeon E3-1270, you'll need a motherboard with a LGA 1155 socket.
The Intel Core i7-3770K features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2012 and belongs to the 3 generation of the Intel Core i7 series.
To use the Intel Core i7-3770K, you'll need a motherboard with a LGA 1155 socket.
Desktop / Server Segment Desktop / Server
Intel Xeon E3-1270 Name Intel Core i7-3770K
Intel Xeon E3 Family Intel Core i7
2 Generation 3
Intel Xeon E3 Group Intel Core i 3000
 
 

CPU Cores and Base Frequency

The Intel Xeon E3-1270 has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Xeon E3-1270 is 3.4 GHz
and turbo frequency for one core is 3.8 GHz.
The Intel Core i7-3770K has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i7-3770K is 3.5 GHz
and turbo frequency for one core is 3.9 GHz.
3.8 GHz Turbo Frequency (1 core) 3.9 GHz
No Overclocking Yes
normal Core architecture normal
3.4 GHz Frequency 3.5 GHz
8 Threads 8
3.6 GHz Turbo Frequency (all cores) 3.9 GHz
Yes Hyperthreading Yes
4 CPU Cores 4
4x Cores 4x
 
 

Internal Graphics

The Intel Xeon E3-1270 does not have integrated graphics.
The Intel Core i7-3770K has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-3770K uses the Intel HD Graphics 4000, which has 128 texture shaders
and 16 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
-- GPU frequency 0.65 GHz
-- Release date Q1/2011
-- Direct X 11.0
GPU name Intel HD Graphics 4000
-- Technology 22 nm
-- Max. displays --
-- Shaders 128
0 bytes Max. GPU Memory 2.0 GB
-- Execution units 16
-- Generation 7
-- GPU (Turbo) 1.15 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.
-- AVC Decode / Encode
-- VC-1 Decode
-- VP9 No
-- h265 / HEVC (10 bit) No
-- h264 Decode / Encode
-- VP8 No
-- h265 / HEVC (8 bit) No
-- JPEG Decode
-- 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 21.3 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.
2 Memory channels 2
32.0 GB Max. Memory 32.0 GB
pci PCIe pci
Yes AES-NI Yes
Yes ECC No
21.3 GB/s Bandwidth 25.6 GB/s
DDR3-1333 Memory type DDR3-1600
 
 

Thermal Management

The processor has a thermal design power (TDP) of 80 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 77 W watts.
-- Tjunction max --
80 W TDP (PL1 / PBP) 77 W
 
 

Technical details

The Intel Xeon E3-1270 is manufactured using a 32 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 Core i7-3770K is manufactured using a 22 nm process.
Q2/2011 Release date Q2/2012
-- 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, AVX ISA extensions SSE4.1, SSE4.2, AVX
Monolithic Chip design Monolithic
Sandy-Bridge Architecture Ivy Bridge S
32 nm Technology 22 nm
LGA 1155 Socket LGA 1155
Windows 10, Linux Operating systems Windows 10, Linux
339 $ Release price 275 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
8.0 MB L3-Cache 8.0 MB
 
 

Benchmarks

Cinebench R15 (Multi-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
672
672
Intel Xeon E3-1270
4C 8T @ 3.4 GHz
603
603

Cinebench R15 (Single-Core)

Intel Core i7-3770K
4C 8T @ 3.5 GHz
137
137
Intel Xeon E3-1270
4C 8T @ 3.4 GHz
127
127