Intel Xeon Gold 6338N vs Intel Xeon Gold 6238R

Comparative analysis of Intel Xeon Gold 6338N and Intel Xeon Gold 6238R processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Xeon Gold 6338N

Intel Xeon Gold 6238R

Differences

Reasons to consider the Intel Xeon Gold 6338N

4 more cores, run more applications at once: 32 vs 28
8 more threads: 64 vs 56
A newer manufacturing process allows for a more powerful, yet cooler running processor: 10 nm vs 14 nm
Around 25% more L3 cache; more data can be stored in the L3 cache for quick access later
6x more maximum memory size: 6 TB vs 1 TB
Around 12% better performance in PassMark - CPU mark: 65860 vs 58725

Specifications (specs)
Number of cores	32 vs 28
Number of threads	64 vs 56
Manufacturing process technology	10 nm vs 14 nm
L3 cache	48 MB vs 38.5 MB
Maximum memory size	6 TB vs 1 TB
Benchmarks
PassMark - CPU mark	65860 vs 58725

Reasons to consider the Intel Xeon Gold 6238R

Around 14% higher clock speed: 4.00 GHz vs 3.50 GHz
Around 7% higher maximum core temperature: 89°C vs 83°C
Around 12% lower typical power consumption: 165 Watt vs 185 Watt
Around 14% better performance in PassMark - Single thread mark: 2222 vs 1955

Specifications (specs)
Maximum frequency	4.00 GHz vs 3.50 GHz
Maximum core temperature	89°C vs 83°C
Thermal Design Power (TDP)	165 Watt vs 185 Watt
Benchmarks
PassMark - Single thread mark	2222 vs 1955

Compare benchmarks

CPU 1: Intel Xeon Gold 6338N
CPU 2: Intel Xeon Gold 6238R

PassMark - Single thread mark

CPU 1

CPU 2

1955

2222

PassMark - CPU mark

CPU 1

CPU 2

65860

58725

Name	Intel Xeon Gold 6338N	Intel Xeon Gold 6238R
PassMark - Single thread mark	1955	2222
PassMark - CPU mark	65860	58725

Compare specifications (specs)

	Intel Xeon Gold 6338N	Intel Xeon Gold 6238R
Essentials
Architecture codename	Ice Lake	Cascade Lake
Launch date	6 Apr 2021	Q1'20
Launch price (MSRP)	$3200	$2995
Place in performance rating	505	463
Processor Number	6338N	6238R
Series	3rd Generation Intel Xeon Scalable Processors	2nd Generation Intel Xeon Scalable Processors
Vertical segment	Server	Server
Performance
Base frequency	2.20 GHz	2.20 GHz
L1 cache	2 MB
L2 cache	32 MB
L3 cache	48 MB	38.5 MB
Manufacturing process technology	10 nm	14 nm
Maximum core temperature	83°C	89°C
Maximum frequency	3.50 GHz	4.00 GHz
Number of cores	32	28
Number of threads	64	56
Memory
Max memory channels	8	6
Maximum memory size	6 TB	1 TB
Supported memory frequency	2667 MHz	2933 MHz
Supported memory types	DDR4-2667	DDR4-2933
Compatibility
Package Size	77.5mm x 56.5mm	76.0mm x 56.5mm
Sockets supported	FCLGA4189	FCLGA3647
Thermal Design Power (TDP)	185 Watt	165 Watt
Peripherals
Max number of PCIe lanes	64	48
PCI Express revision	4.0	3.0
Scalability	2S	2S
Security & Reliability
Execute Disable Bit (EDB)
Intel® Run Sure Technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Instruction set extensions	Intel SSE4.2, Intel AVX, Intel AVX2, Intel AVX-512	Intel SSE4.2, Intel AVX, Intel AVX2, Intel AVX-512
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Number of AVX-512 FMA Units	2	2
Speed Shift technology
Enhanced Intel SpeedStep® technology
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)