Intel Core i9-12900K vs Intel Xeon w7-3445

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i9-12900K or Intel Core i9-12900K – 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 i9-12900K features 16 processor cores and has the capability to manage 24 threads concurrently.
It was released in Q4/2021 and belongs to the 12 generation of the Intel Core i9 series.
To use the Intel Core i9-12900K, you'll need a motherboard with a LGA 1700 socket.
The Intel Xeon w7-3445 features 20 processor cores and has the capability to manage 40 threads concurrently.
It was released in Q1/2023 and belongs to the 12 generation of the Intel Xeon W series.
To use the Intel Xeon w7-3445, you'll need a motherboard with a LGA 4677 socket.
Desktop / Server Segment Desktop / Server
Intel Core i9-12900K Name Intel Xeon w7-3445
Intel Core i9 Family Intel Xeon W
12 Generation 12
Intel Core i 12000 Group Intel Xeon W-3400
 
 

CPU Cores and Base Frequency

The Intel Core i9-12900K has 16 CPU cores and can calculate 24 threads in parallel.
The clock frequency of the A-Core is 3.2 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
Processors with hybrid (big.LITTLE) architecture strike a balance between performance and power efficiency, making them ideal for mobile devices.
The Intel Xeon w7-3445 has 20 CPU cores and can calculate 40 threads in parallel.
The clock frequency of the Intel Xeon w7-3445 is 2.6 GHz
and turbo frequency for one core is 4.8 GHz.
None None 4.8 GHz
5.2 GHz A-Core Frequency Turbo None
2.4 GHz B-Core Frequency None
3.2 GHz A-Core Frequency None
8x Gracemont Cores B None
8x Golden Cove Cores A None
Yes Overclocking No
hybrid (big.LITTLE) Core architecture normal
None None 2.6 GHz
3.9 GHz B-Core Frequency Turbo None
24 Threads 40
Yes Hyperthreading Yes
16 CPU Cores 20
None None 20x
 
 

Internal Graphics

The Intel Core i9-12900K has integrated graphics, called iGPU for short.
Specifically, the Intel Core i9-12900K uses the Intel UHD Graphics 770, 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 Xeon w7-3445 does not have integrated graphics.
0.3 GHz GPU frequency --
Q4/2021 Release date --
12 Direct X --
Intel UHD Graphics 770 GPU name
10 nm Technology --
-- Max. displays --
256 Shaders --
64.0 GB Max. GPU Memory 0 bytes
32 Execution units --
11 Generation --
1.55 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 76.8 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 4.0 TB distributed across 8 memory channels. It offers a peak memory bandwidth of 307.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 8
128.0 GB Max. Memory 4.0 TB
pci PCIe pci
Yes AES-NI Yes
Yes ECC Yes
76.8 GB/s Bandwidth 307.2 GB/s
DDR4-3200, DDR5-4800 Memory type DDR5-4800
 
 

Thermal Management

The processor has a thermal design power (TDP) of 125 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 270 W watts.
None TDP up 324 W
100 °C Tjunction max 94 °C
241 W TDP (PL2) None
125 W TDP (PL1 / PBP) 270 W
 
 

Technical details

The Intel Core i9-12900K 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 30.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Xeon w7-3445 is manufactured using a 10 nm process.
In total, this processor boasts a generous 52.5 MB cache.
Q4/2021 Release date Q1/2023
BX8071512900K Part Number --
14.0 MB L2-Cache 0 bytes
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d, VT-rp, vPro Enterprise
SSE4.1, SSE4.2, AVX2, AVX2+ ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512, AMX
Monolithic Chip design Monolithic
Alder Lake S Architecture Sapphire Rapids-WS
10 nm Technology 10 nm
LGA 1700 Socket LGA 4677
Windows 10, Linux, Windows 11 Operating systems Linux, Windows 11, Windows Server
589 $ Release price 1989 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
30.0 MB L3-Cache 52.5 MB
 
 

Benchmarks

Geekbench 6 (Single-Core)

Intel Core i9-12900K
16C 24T @ 3.2 GHz
2560
2560
Intel Xeon w7-3445
20C 40T @ 2.6 GHz
1996
1996