Intel Core 2 Quad Q6400 vs Intel Xeon Gold 6338N

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CPU comparison with benchmarks


Intel Core 2 Quad Q6400 CPU1 vs CPU2 Intel Xeon Gold 6338N
Intel Core 2 Quad Q6400 Intel Xeon Gold 6338N

CPU comparison

In this CPU comparison, we compare the Intel Core 2 Quad Q6400 and the Intel Xeon Gold 6338N and use benchmarks to check which processor is faster.

We compare the Intel Core 2 Quad Q6400 4 core processor released in Q1/2007 with the Intel Xeon Gold 6338N which has 32 CPU cores and was introduced in Q2/2021.
Intel Core2 Quad (19) Family Intel Xeon Gold (163)
Intel Core 2 Quad Q6000 (3) CPU group Intel Xeon Gold 5300/6300 (21)
1 Generation 3
Kentsfield (Core) Architecture Ice Lake
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core 2 Quad Q6400 is a 4 core processor with a clock frequency of 2.13 GHz. The processor can compute 4 threads at the same time. The Intel Xeon Gold 6338N clocks with 2.20 GHz (3.50 GHz), has 32 CPU cores and can calculate 64 threads in parallel.

Intel Core 2 Quad Q6400 Characteristic Intel Xeon Gold 6338N
4 Cores 32
4 Threads 64
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
2.13 GHz Frequency 2.20 GHz
-- Turbo Frequency (1 Core) 3.50 GHz
-- Turbo Frequency (All Cores) 2.80 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 Core 2 Quad Q6400 Characteristic Intel Xeon Gold 6338N
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

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

Up to 16 GB of memory in a maximum of 2 memory channels is supported by the Intel Core 2 Quad Q6400, while the Intel Xeon Gold 6338N supports a maximum of 6144 GB of memory with a maximum memory bandwidth of 170.8 GB/s enabled.

Intel Core 2 Quad Q6400 Characteristic Intel Xeon Gold 6338N
DDR3-1066, DDR2-800 Memory DDR4-2666
16 GB Max. Memory 6144 GB
2 (Dual Channel) Memory channels 8 (Octa Channel)
17.1 GB/s Max. Bandwidth 170.8 GB/s
No ECC Yes
8.00 MB L2 Cache --
-- L3 Cache 48.00 MB
-- PCIe version 4.0
-- PCIe lanes 64
-- PCIe Bandwidth 126.0 GB/s

Thermal Management

The Intel Core 2 Quad Q6400 has a TDP of 105 W. The TDP of the Intel Xeon Gold 6338N is 185 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core 2 Quad Q6400 Characteristic Intel Xeon Gold 6338N
105 W TDP (PL1 / PBP) 185 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Core 2 Quad Q6400 has 8.00 MB cache and is manufactured in 65 nm. The cache of Intel Xeon Gold 6338N is at 48.00 MB. The processor is manufactured in 10 nm.

Intel Core 2 Quad Q6400 Characteristic Intel Xeon Gold 6338N
65 nm Technology 10 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
MMX, SSE2, SSE3 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
LGA 775 Socket LGA 4189
VT-x Virtualization VT-x, VT-x EPT, VT-d
No AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q1/2007 Release date Q2/2021
-- Release price 2795 $
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Core 2 Quad Q6400 (25%)
Intel Xeon Gold 6338N (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Core 2 Quad Q6400 (4%)
Intel Xeon Gold 6338N (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core 2 Quad Q6400 Intel Core 2 Quad Q6400
4C 4T @ 2.13 GHz
312 (25%)
Intel Xeon Gold 6338N Intel Xeon Gold 6338N
32C 64T @ 3.50 GHz
1255 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core 2 Quad Q6400 Intel Core 2 Quad Q6400
4C 4T @ 2.13 GHz
1015 (4%)
Intel Xeon Gold 6338N Intel Xeon Gold 6338N
32C 64T @ 2.80 GHz
25187 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Core 2 Quad Q6400 Intel Core 2 Quad Q6400
4C 4T @ 2.13 GHz
1529 (3%)
Intel Xeon Gold 6338N Intel Xeon Gold 6338N
32C 64T @ 2.80 GHz
46594 (100%)

Devices using this processor

Intel Core 2 Quad Q6400 Intel Xeon Gold 6338N
Unknown Unknown

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