Intel Xeon Gold 6338T vs Intel Xeon w7-3445

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CPU comparison with benchmarks


Intel Xeon Gold 6338T CPU1 vs CPU2 Intel Xeon w7-3445
Intel Xeon Gold 6338T Intel Xeon w7-3445

CPU comparison

Intel Xeon Gold 6338T or Intel Xeon w7-3445 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Xeon Gold 6338T has 24 cores with 48 threads and clocks with a maximum frequency of 3.40 GHz. Up to 6144 GB of memory is supported in 8 memory channels. The Intel Xeon Gold 6338T was released in Q2/2021.

The Intel Xeon w7-3445 has 20 cores with 40 threads and clocks with a maximum frequency of 4.80 GHz. The CPU supports up to 4096 GB of memory in 8 memory channels. The Intel Xeon w7-3445 was released in Q1/2023.
Intel Xeon Gold (163) Family Intel Xeon W (83)
Intel Xeon Gold 5300/6300 (21) CPU group Intel Xeon W-3400 (8)
3 Generation 12
Ice Lake Architecture Sapphire Rapids-WS
Desktop / Server Segment Desktop / Server
-- Predecessor Intel Xeon W-3345
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon Gold 6338T has 24 CPU cores and can calculate 48 threads in parallel. The clock frequency of the Intel Xeon Gold 6338T is 2.10 GHz (3.40 GHz) while the Intel Xeon w7-3445 has 20 CPU cores and 40 threads can calculate simultaneously. The clock frequency of the Intel Xeon w7-3445 is at 2.60 GHz (4.80 GHz).

Intel Xeon Gold 6338T Characteristic Intel Xeon w7-3445
24 Cores 20
48 Threads 40
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
2.10 GHz Frequency 2.60 GHz
3.40 GHz Turbo Frequency (1 Core) 4.80 GHz
2.80 GHz Turbo Frequency (All Cores) 3.40 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Xeon Gold 6338T Characteristic Intel Xeon w7-3445
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Xeon Gold 6338T or Intel Xeon w7-3445 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

no iGPU GPU no iGPU
GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
Technology
Max. displays
-- Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- DirectX Version --

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.

no iGPU GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

The Intel Xeon Gold 6338T can use up to 6144 GB of memory in 8 memory channels. The maximum memory bandwidth is 204.8 GB/s. The Intel Xeon w7-3445 supports up to 4096 GB of memory in 8 memory channels and achieves a memory bandwidth of up to 307.2 GB/s.

Intel Xeon Gold 6338T Characteristic Intel Xeon w7-3445
DDR4-3200 Memory DDR5-4800
6144 GB Max. Memory 4096 GB
8 (Octa Channel) Memory channels 8 (Octa Channel)
204.8 GB/s Max. Bandwidth 307.2 GB/s
Yes ECC Yes
-- L2 Cache --
36.00 MB L3 Cache 52.50 MB
4.0 PCIe version 5.0
64 PCIe lanes 112
126.0 GB/s PCIe Bandwidth 441.1 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Xeon Gold 6338T is 165 W, while the Intel Xeon w7-3445 has a TDP of 270 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Xeon Gold 6338T Characteristic Intel Xeon w7-3445
165 W TDP (PL1 / PBP) 270 W
-- TDP (PL2) --
-- TDP up 324 W
-- TDP down --
-- Tjunction max. 94 °C

Technical details

The Intel Xeon Gold 6338T is manufactured in 10 nm and has 36.00 MB cache. The Intel Xeon w7-3445 is manufactured in 10 nm and has a 52.50 MB cache.

Intel Xeon Gold 6338T Characteristic Intel Xeon w7-3445
10 nm Technology 10 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512, AMX
LGA 4189 Socket LGA 4677
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d, VT-rp, vPro Enterprise
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 11, Windows Server, Linux
Q2/2021 Release date Q1/2023
2742 $ Release price 1989 $
show more data show more data


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Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Xeon Gold 6338T Intel Xeon Gold 6338T
24C 48T @ 3.40 GHz
0 (0%)
Intel Xeon w7-3445 Intel Xeon w7-3445
20C 40T @ 4.80 GHz
1996 (100%)

Devices using this processor

Intel Xeon Gold 6338T Intel Xeon w7-3445
Unknown Unknown

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