Intel Xeon Gold 6246R vs Intel Xeon Gold 6143

Comparative analysis of Intel Xeon Gold 6246R and Intel Xeon Gold 6143 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 6246R

Intel Xeon Gold 6143

Differences

Reasons to consider the Intel Xeon Gold 6246R

Around 2% higher clock speed: 4.10 GHz vs 4.00 GHz
Around 1% higher maximum core temperature: 75°C vs 74°C
Around 33% higher maximum memory size: 1 TB vs 768 GB
Around 4% better performance in PassMark - CPU mark: 48396 vs 46473

Specifications (specs)
Maximum frequency	4.10 GHz vs 4.00 GHz
Maximum core temperature	75°C vs 74°C
Maximum memory size	1 TB vs 768 GB
Benchmarks
PassMark - Single thread mark	2402 vs 2392
PassMark - CPU mark	48396 vs 46473

Compare benchmarks

CPU 1: Intel Xeon Gold 6246R
CPU 2: Intel Xeon Gold 6143

PassMark - Single thread mark

CPU 1

CPU 2

2402

2392

PassMark - CPU mark

CPU 1

CPU 2

48396

46473

Name	Intel Xeon Gold 6246R	Intel Xeon Gold 6143
PassMark - Single thread mark	2402	2392
PassMark - CPU mark	48396	46473

Compare specifications (specs)

	Intel Xeon Gold 6246R	Intel Xeon Gold 6143
Essentials
Architecture codename	Cascade Lake	Skylake
Launch date	24 Feb 2020	Q3'17
Launch price (MSRP)	$3286
Place in performance rating	387	407
Processor Number	6246R	6143
Series	2nd Generation Intel Xeon Scalable Processors	Intel Xeon Scalable Processors
Status	Launched	Launched
Vertical segment	Server	Server
Performance
Base frequency	3.40 GHz	2.80 GHz
L1 cache	1 MB
L2 cache	16 MB
L3 cache	35.75 MB
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	75°C	74°C
Maximum frequency	4.10 GHz	4.00 GHz
Number of cores	16	16
Number of threads	32	32
Number of Ultra Path Interconnect (UPI) Links	2	3
Memory
Max memory channels	6	6
Maximum memory size	1 TB	768 GB
Supported memory frequency	2933 MHz	2666 MHz
Supported memory types	DDR4-2933	DDR4-2666
Compatibility
Package Size	76.0mm x 56.5mm	76.0mm x 56.5mm
Sockets supported	FCLGA3647	FCLGA3647
Thermal Design Power (TDP)	205 Watt	205 Watt
Peripherals
Max number of PCIe lanes	48	48
PCI Express revision	3.0	3.0
Scalability	2S	S4S
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 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
Intel® Optane™ Memory Supported
Intel® TSX-NI
Intel® vPro™ Platform Eligibility
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)