Intel Core i7-11800H vs Intel Core2 Duo E6400

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-11800H or Intel Core i7-11800H – 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 i7-11800H features 8 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q2/2021 and belongs to the 11 generation of the Intel Core i7 series.
To use the Intel Core i7-11800H, you'll need a motherboard with a BGA 1787 socket.
The Intel Core2 Duo E6400 features 2 processor cores and has the capability to manage 2 threads concurrently.
It was released in Q3/2006 and belongs to the 1 generation of the Intel Core2 Duo series.
To use the Intel Core2 Duo E6400, you'll need a motherboard with a LGA 775 socket.
Mobile Segment Desktop / Server
Intel Core i7-11800H Name Intel Core2 Duo E6400
Intel Core i7 Family Intel Core2 Duo
11 Generation 1
Intel Core i 11000H Group Intel Core 2 Duo E4000/E6000
 
 

CPU Cores and Base Frequency

The Intel Core i7-11800H has 8 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the Intel Core i7-11800H is 2.3 GHz
and turbo frequency for one core is 4.6 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The Intel Core2 Duo E6400 has 2 CPU cores and can calculate 2 threads in parallel.
The clock frequency of the Intel Core2 Duo E6400 is 2.13 GHz
4.6 GHz Turbo Frequency (1 core) None
No Overclocking Yes
normal Core architecture normal
2.3 GHz Frequency 2.13 GHz
16 Threads 2
3.4 GHz Turbo Frequency (all cores) None
Yes Hyperthreading No
8 CPU Cores 2
8x Cores 2x
 
 

Internal Graphics

The Intel Core i7-11800H has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-11800H uses the Intel UHD Graphics 11th Gen (32 EU), which has 256 texture shaders
and 32 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Core2 Duo E6400 does not have integrated graphics.
0.35 GHz GPU frequency --
Q2/2021 Release date --
12 Direct X --
Intel UHD Graphics 11th Gen (32 EU) GPU name
10 nm Technology --
-- Max. displays --
256 Shaders --
64.0 GB Max. GPU Memory 0 bytes
32 Execution units --
11 Generation --
1.45 GHz 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.
Decode / Encode AVC --
Decode VC-1 --
Decode / Encode VP9 --
Decode / Encode h265 / HEVC (10 bit) --
Decode / Encode h264 --
Decode / Encode VP8 --
Decode / Encode h265 / HEVC (8 bit) --
Decode / Encode JPEG --
Decode AV1 --
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 128.0 GB distributed across 2 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.
2 Memory channels 2
128.0 GB Max. Memory 16.0 GB
pci PCIe pci
Yes AES-NI No
No ECC No
51.2 GB/s Bandwidth --
DDR4-3200 Memory type DDR3-1333, DDR2-1066
 
 

Thermal Management

The processor has a thermal design power (TDP) of 45 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 65 W watts.
100 °C Tjunction max --
45 W TDP (PL1 / PBP) 65 W
35 W TDP down None
 
 

Technical details

The Intel Core i7-11800H 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 24.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core2 Duo E6400 is manufactured using a 65 nm process.
Q2/2021 Release date Q3/2006
-- Part Number --
0 bytes L2-Cache 2.0 MB
VT-x, VT-x EPT, VT-d Virtualization VT-x
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE3, MMX, SSE, SSE2
Monolithic Chip design Monolithic
Tiger Lake H Architecture Conroe (Core)
10 nm Technology 65 nm
BGA 1787 Socket LGA 775
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux
395 $ Release price --
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
24.0 MB L3-Cache 0 bytes