Intel Xeon W-3265 vs AMD EPYC 7451

Comparative analysis of Intel Xeon W-3265 and AMD EPYC 7451 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 W-3265

AMD EPYC 7451

Differences

Reasons to consider the Intel Xeon W-3265

CPU is newer: launch date 2 year(s) 0 month(s) later
Around 38% higher clock speed: 4.40 GHz vs 3.2 GHz
2x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 33% better performance in PassMark - Single thread mark: 2572 vs 1931

Specifications (specs)
Launch date	3 Jun 2019 vs June 2017
Maximum frequency	4.40 GHz vs 3.2 GHz
L2 cache	24 MB vs 512 KB (per core)
Benchmarks
PassMark - Single thread mark	2572 vs 1931

Reasons to consider the AMD EPYC 7451

Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 94% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 14% lower typical power consumption: 180 Watt vs 205 Watt
Around 74% better performance in PassMark - CPU mark: 52322 vs 30105

Specifications (specs)
Unlocked	Unlocked vs Locked
L1 cache	96 KB (per core) vs 1.5 MB
L3 cache	64 MB vs 33 MB
Thermal Design Power (TDP)	180 Watt vs 205 Watt
Benchmarks
PassMark - CPU mark	52322 vs 30105

Compare benchmarks

CPU 1: Intel Xeon W-3265
CPU 2: AMD EPYC 7451

PassMark - Single thread mark

CPU 1

CPU 2

2572

1931

PassMark - CPU mark

CPU 1

CPU 2

30105

52322

Name	Intel Xeon W-3265	AMD EPYC 7451
PassMark - Single thread mark	2572	1931
PassMark - CPU mark	30105	52322

Compare specifications (specs)

	Intel Xeon W-3265	AMD EPYC 7451
Essentials
Architecture codename	Cascade Lake	Zen
Launch date	3 Jun 2019	June 2017
Launch price (MSRP)	$3349
Place in performance rating	632	615
Processor Number	W-3265
Vertical segment	Server	Server
Family		AMD EPYC
Series		AMD EPYC 7000 Series
Performance
Base frequency	2.70 GHz	2.3 GHz
L1 cache	1.5 MB	96 KB (per core)
L2 cache	24 MB	512 KB (per core)
L3 cache	33 MB	64 MB
Maximum case temperature (TCase)	78 °C
Maximum frequency	4.40 GHz	3.2 GHz
Number of cores	24	24
Number of threads	48	48
Number of Ultra Path Interconnect (UPI) Links	0
64 bit support
Die size		192 mm
Manufacturing process technology		14 nm
Transistor count		4800 million
Unlocked
Memory
ECC memory support
Max memory channels	6	8
Maximum memory bandwidth	131.13 GiB/s	341 GB/s
Maximum memory size	1 TB
Supported memory types	DDR4-2933	DDR4
Supported memory frequency		2666 MHz
Compatibility
Sockets supported	FCLGA3647	TR4
Thermal Design Power (TDP)	205 Watt	180 Watt
Max number of CPUs in a configuration		2
Socket Count		1P/2P
Peripherals
Max number of PCIe lanes	64
PCI Express revision	3.0	x128
Scalability	1S Only
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 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
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)
AMD Virtualization (AMD-V™)