Intel Core i7-3970X vs Intel Core i7-990X

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-3970X or Intel Core i7-3970X – 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 i7-3970X features 6 processor cores and has the capability to manage 12 threads concurrently.
It was released in Q4/2012 and belongs to the 3 generation of the Intel Core i7 Extreme Edition series.
To use the Intel Core i7-3970X, you'll need a motherboard with a LGA 2011 socket.
The Intel Core i7-990X features 6 processor cores and has the capability to manage 12 threads concurrently.
It was released in Q1/2011 and belongs to the 1 generation of the Intel Core i7 Extreme Edition series.
To use the Intel Core i7-990X, you'll need a motherboard with a LGA 1366 socket.
Desktop / Server Segment Desktop / Server
Intel Core i7-3970X Name Intel Core i7-990X
Intel Core i7 Extreme Edition Family Intel Core i7 Extreme Edition
3 Generation 1
Intel Core i 3000X Group Intel Core i7 900
 
 

CPU Cores and Base Frequency

The Intel Core i7-3970X has 6 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the Intel Core i7-3970X is 3.5 GHz
and turbo frequency for one core is 4.0 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The Intel Core i7-990X has 6 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the Intel Core i7-990X is 3.46 GHz
and turbo frequency for one core is 3.73 GHz.
4.0 GHz Turbo Frequency (1 core) 3.73 GHz
Yes Overclocking Yes
normal Core architecture normal
3.5 GHz Frequency 3.46 GHz
12 Threads 12
4.0 GHz Turbo Frequency (all cores) None
Yes Hyperthreading Yes
6 CPU Cores 6
6x Cores 6x
 
 

Internal Graphics

The Intel Core i7-3970X does not have integrated graphics.
The Intel Core i7-990X does not have integrated graphics.
-- GPU frequency --
-- Release date --
-- Direct X --
GPU name
-- Technology --
-- Max. displays --
-- Shaders --
0 bytes Max. GPU Memory 0 bytes
-- Execution units --
-- Generation --
-- GPU (Turbo) --
 
 

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 --
-- VC-1 --
-- VP9 --
-- h265 / HEVC (10 bit) --
-- h264 --
-- VP8 --
-- h265 / HEVC (8 bit) --
-- JPEG --
-- AV1 --
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 64.0 GB distributed across 4 memory channels. It offers a peak memory bandwidth of 51.2 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 24.0 GB distributed across 3 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.
4 Memory channels 3
64.0 GB Max. Memory 24.0 GB
pci PCIe pci
Yes AES-NI No
No ECC No
51.2 GB/s Bandwidth 25.6 GB/s
DDR3-1600 Memory type DDR3-1066
 
 

Thermal Management

The processor has a thermal design power (TDP) of 150 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 130 W watts.
-- Tjunction max --
150 W TDP (PL1 / PBP) 130 W
 
 

Technical details

The Intel Core i7-3970X 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 15.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i7-990X is manufactured using a 32 nm process.
In total, this processor boasts a generous 12.0 MB cache.
Q4/2012 Release date Q1/2011
-- Part Number --
0 bytes L2-Cache 1.5 MB
VT-x, VT-x EPT, VT-d (C2 Stepping) Virtualization VT-x, VT-x EPT
SSE4.1, SSE4.2, AVX ISA extensions SSE4.1, SSE4.2
Monolithic Chip design Monolithic
Sandy Bridge E Architecture Gulftown
32 nm Technology 32 nm
LGA 2011 Socket LGA 1366
Windows 10, Linux Operating systems Windows 10, Linux
820 $ Release price 1059 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
15.0 MB L3-Cache 12.0 MB