Intel Xeon Gold 6256 vs Intel Xeon Gold 6238R

Comparative analysis of Intel Xeon Gold 6256 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 6256

Intel Xeon Gold 6238R

Differences

Reasons to consider the Intel Xeon Gold 6256

Around 13% higher clock speed: 4.50 GHz vs 4.00 GHz
Around 19% better performance in PassMark - Single thread mark: 2637 vs 2222

Specifications (specs)
Maximum frequency	4.50 GHz vs 4.00 GHz
Benchmarks
PassMark - Single thread mark	2637 vs 2222

Reasons to consider the Intel Xeon Gold 6238R

16 more cores, run more applications at once: 28 vs 12
32 more threads: 56 vs 24
Around 39% higher maximum core temperature: 89°C vs 64°C
Around 17% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 24% lower typical power consumption: 165 Watt vs 205 Watt
Around 27% better performance in PassMark - CPU mark: 58725 vs 46324

Specifications (specs)
Number of cores	28 vs 12
Number of threads	56 vs 24
Maximum core temperature	89°C vs 64°C
L3 cache	38.5 MB vs 33 MB
Thermal Design Power (TDP)	165 Watt vs 205 Watt
Benchmarks
PassMark - CPU mark	58725 vs 46324

Compare benchmarks

CPU 1: Intel Xeon Gold 6256
CPU 2: Intel Xeon Gold 6238R

PassMark - Single thread mark

CPU 1

CPU 2

2637

2222

PassMark - CPU mark

CPU 1

CPU 2

46324

58725

Name	Intel Xeon Gold 6256	Intel Xeon Gold 6238R
PassMark - Single thread mark	2637	2222
PassMark - CPU mark	46324	58725

Compare specifications (specs)

	Intel Xeon Gold 6256	Intel Xeon Gold 6238R
Essentials
Architecture codename	Cascade Lake	Cascade Lake
Launch date	Q1'20	Q1'20
Launch price (MSRP)	$4466	$2995
Place in performance rating	430	463
Processor Number	6256	6238R
Series	2nd Generation Intel Xeon Scalable Processors	2nd Generation Intel Xeon Scalable Processors
Vertical segment	Server	Server
Performance
Base frequency	3.60 GHz	2.20 GHz
L3 cache	33 MB	38.5 MB
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	64°C	89°C
Maximum frequency	4.50 GHz	4.00 GHz
Number of cores	12	28
Number of threads	24	56
Memory
Max memory channels	6	6
Maximum memory size	1 TB	1 TB
Supported memory frequency	2933 MHz	2933 MHz
Supported memory types	DDR4-2933	DDR4-2933
Compatibility
Package Size	76.0mm x 56.5mm	76.0mm x 56.5mm
Sockets supported	FCLGA3647	FCLGA3647
Thermal Design Power (TDP)	205 Watt	165 Watt
Peripherals
Max number of PCIe lanes	48	48
PCI Express revision	3.0	3.0
Scalability	S4S	2S
Security & Reliability
Execute Disable Bit (EDB)
Intel® Run Sure Technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
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
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)