Intel Xeon Gold 6438N vs Intel Xeon Gold 6254

Comparative analysis of Intel Xeon Gold 6438N and Intel Xeon Gold 6254 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 6438N

Intel Xeon Gold 6254

Differences

Reasons to consider the Intel Xeon Gold 6438N

CPU is newer: launch date 3 year(s) 9 month(s) later
14 more cores, run more applications at once: 32 vs 18
28 more threads: 64 vs 36
A newer manufacturing process allows for a more powerful, yet cooler running processor: 10 nm vs 14 nm
2.2x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 1% better performance in PassMark - CPU mark: 52789 vs 52477

Specifications (specs)
Launch date	10 Jan 2023 vs 2 Apr 2019
Number of cores	32 vs 18
Number of threads	64 vs 36
Manufacturing process technology	10 nm vs 14 nm
L1 cache	80K (per core) vs 1.125 MB
Benchmarks
PassMark - CPU mark	52789 vs 52477

Reasons to consider the Intel Xeon Gold 6254

Around 11% higher clock speed: 4.00 GHz vs 3.6 GHz
294912x more L2 cache, more data can be stored in the L2 cache for quick access later
432537.6x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 3% lower typical power consumption: 200 Watt vs 205 Watt
Around 2% better performance in PassMark - Single thread mark: 2355 vs 2315

Specifications (specs)
Maximum frequency	4.00 GHz vs 3.6 GHz
L2 cache	18 MB vs 2MB (per core)
L3 cache	24.75 MB vs 60MB
Thermal Design Power (TDP)	200 Watt vs 205 Watt
Benchmarks
PassMark - Single thread mark	2355 vs 2315

Compare benchmarks

CPU 1: Intel Xeon Gold 6438N
CPU 2: Intel Xeon Gold 6254

PassMark - Single thread mark

CPU 1

CPU 2

2315

2355

PassMark - CPU mark

CPU 1

CPU 2

52789

52477

Name	Intel Xeon Gold 6438N	Intel Xeon Gold 6254
PassMark - Single thread mark	2315	2355
PassMark - CPU mark	52789	52477

Compare specifications (specs)

	Intel Xeon Gold 6438N	Intel Xeon Gold 6254
Essentials
Launch date	10 Jan 2023	2 Apr 2019
Launch price (MSRP)	$3351	$3803
Place in performance rating	433	423
Architecture codename		Cascade Lake
Vertical segment		Server
Performance
Base frequency	2000 MHz	3.10 GHz
L1 cache	80K (per core)	1.125 MB
L2 cache	2MB (per core)	18 MB
L3 cache	60MB	24.75 MB
Manufacturing process technology	10 nm	14 nm
Maximum case temperature (TCase)	85°C	82 °C
Maximum frequency	3.6 GHz	4.00 GHz
Number of cores	32	18
Number of threads	64	36
Unlocked
Bus Speed		4 × 8 GT/s
Number of Ultra Path Interconnect (UPI) Links		3
Memory
ECC memory support
Supported memory types	DDR5-4800 MHz, Eight-channel	DDR4-2933
Max memory channels		6
Maximum memory bandwidth		131.13 GB/s
Maximum memory size		1 TB
Supported memory frequency		2933 MHz
Compatibility
Max number of CPUs in a configuration	2
Sockets supported	4677	FCLGA3647
Thermal Design Power (TDP)	205 Watt	200 Watt
Peripherals
PCIe configurations	Gen 5, 80 Lanes, (CPU only)
Max number of PCIe lanes		48
PCI Express revision		3.0
Scalability		4S
Security & Reliability
Execute Disable Bit (EDB)
Intel® Run Sure Technology
Intel® Trusted Execution technology (TXT)
Mode-based Execute Control (MBE)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Instruction set extensions		Intel SSE4.2, Intel AVX, Intel AVX2, Intel AVX-512
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Intel® vPro™ Platform Eligibility
Number of AVX-512 FMA Units		2
Speed Shift technology
Turbo Boost Max 3.0
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)