Intel Xeon E-2126G vs AMD EPYC 7551

Comparative analysis of Intel Xeon E-2126G and AMD EPYC 7551 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

 

Differences

Reasons to consider the Intel Xeon E-2126G

  • Around 50% higher clock speed: 4.50 GHz vs 3 GHz
  • 2.3x lower typical power consumption: 80 Watt vs 180 Watt
  • Around 52% better performance in PassMark - Single thread mark: 2629 vs 1726
Specifications (specs)
Maximum frequency 4.50 GHz vs 3 GHz
Thermal Design Power (TDP) 80 Watt vs 180 Watt
Benchmarks
PassMark - Single thread mark 2629 vs 1726

Reasons to consider the AMD EPYC 7551

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • 26 more cores, run more applications at once: 32 vs 6
  • 58 more threads: 64 vs 6
  • 5.3x better performance in PassMark - CPU mark: 55754 vs 10545
Specifications (specs)
Unlocked Unlocked vs Locked
Number of cores 32 vs 6
Number of threads 64 vs 6
Max number of CPUs in a configuration 2 vs 1
Benchmarks
PassMark - CPU mark 55754 vs 10545

Compare benchmarks

CPU 1: Intel Xeon E-2126G
CPU 2: AMD EPYC 7551

PassMark - Single thread mark
CPU 1
CPU 2
2629
1726
PassMark - CPU mark
CPU 1
CPU 2
10545
55754
Name Intel Xeon E-2126G AMD EPYC 7551
PassMark - Single thread mark 2629 1726
PassMark - CPU mark 10545 55754
Geekbench 4 - Single Core 2956
Geekbench 4 - Multi-Core 20125

Compare specifications (specs)

Intel Xeon E-2126G AMD EPYC 7551

Essentials

Architecture codename Coffee Lake Zen
Launch date Q3'18 June 2017
Place in performance rating 763 239
Processor Number E-2126G
Series Intel® Xeon® E Processor AMD EPYC 7000 Series
Status Launched
Vertical segment Server Server
Family AMD EPYC
Price now $3,813.99
Value for money (0-100) 1.43

Performance

64 bit support
Base frequency 3.30 GHz 2 GHz
Bus Speed 8 GT/s DMI3
Manufacturing process technology 14 nm 14 nm
Maximum frequency 4.50 GHz 3 GHz
Number of cores 6 32
Number of threads 6 64
Die size 192 mm
L1 cache 96 KB (per core)
L2 cache 512 KB (per core)
L3 cache 64 MB
Transistor count 4800 million
Unlocked

Memory

Max memory channels 2 8
Maximum memory bandwidth 41.6 GB/s 341 GB/s
Maximum memory size 128 GB
Supported memory types DDR4-2666 DDR4
Supported memory frequency 2666 MHz

Graphics

Device ID 0x3E96
Graphics base frequency 350 MHz
Graphics max dynamic frequency 1.15 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory 128 GB
Processor graphics Intel® UHD Graphics P630

Graphics interfaces

DisplayPort
DVI
eDP
HDMI
Number of displays supported 3

Graphics image quality

4K resolution support
Max resolution over DisplayPort 4096x2304@60Hz
Max resolution over eDP 4096x2304@60Hz
Max resolution over HDMI 1.4 4096x2160@24Hz

Graphics API support

DirectX 12
OpenGL 4.5

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 2
Package Size 37.5mm x 37.5mm
Sockets supported FCLGA1151 TR4
Thermal Design Power (TDP) 80 Watt 180 Watt
Socket Count 1P/2P

Peripherals

Max number of PCIe lanes 16
PCI Express revision 3.0 x128
PCIe configurations 1x16,2x8,1x8+2x4
Scalability 1S Only

Security & Reliability

Execute Disable Bit (EDB)
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring

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™)