Intel Pentium Gold G5420 vs Intel Core i7-7800X

Comparative analysis of Intel Pentium Gold G5420 and Intel Core i7-7800X 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, 3DMark Fire Strike - Physics Score.

 

Differences

Reasons to consider the Intel Pentium Gold G5420

  • CPU is newer: launch date 1 year(s) 10 month(s) later
  • 2.6x lower typical power consumption: 54 Watt vs 140 Watt
Launch date 23 April 2019 vs June 2017
Thermal Design Power (TDP) 54 Watt vs 140 Watt

Reasons to consider the Intel Core i7-7800X

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • 4 more cores, run more applications at once: 6 vs 2
  • 8 more threads: 12 vs 4
  • 3x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 3x more L2 cache, more data can be stored in the L2 cache for quick access later
  • 2.1x more L3 cache, more data can be stored in the L3 cache for quick access later
  • 2x more maximum memory size: 128 GB vs 64 GB
  • Around 6% better performance in PassMark - Single thread mark: 2389 vs 2252
  • 3.4x better performance in PassMark - CPU mark: 12872 vs 3752
Specifications (specs)
Unlocked Unlocked vs Locked
Number of cores 6 vs 2
Number of threads 12 vs 4
L1 cache 64 KB (per core) vs 128 KB
L2 cache 256 KB (per core) vs 512 KB
L3 cache 8448 KB (shared) vs 4 MB
Maximum memory size 128 GB vs 64 GB
Benchmarks
PassMark - Single thread mark 2389 vs 2252
PassMark - CPU mark 12872 vs 3752

Compare benchmarks

CPU 1: Intel Pentium Gold G5420
CPU 2: Intel Core i7-7800X

PassMark - Single thread mark
CPU 1
CPU 2
2252
2389
PassMark - CPU mark
CPU 1
CPU 2
3752
12872
Name Intel Pentium Gold G5420 Intel Core i7-7800X
PassMark - Single thread mark 2252 2389
PassMark - CPU mark 3752 12872
Geekbench 4 - Single Core 1109
Geekbench 4 - Multi-Core 6640
3DMark Fire Strike - Physics Score 6534

Compare specifications (specs)

Intel Pentium Gold G5420 Intel Core i7-7800X

Essentials

Architecture codename Coffee Lake Skylake
Family Pentium Gold
Launch date 23 April 2019 June 2017
Launch price (MSRP) $64 $416
Place in performance rating 1157 1153
Processor Number G5420 i7-7800X
Series 5000 Intel® Core™ X-series Processors
Vertical segment Desktop Desktop
Price now $378.99
Status Launched
Value for money (0-100) 11.29

Performance

64 bit support
Base frequency 3.80 GHz 3.50 GHz
Bus Speed 8 GT/s DMI3 8 GT/s DMI3
L1 cache 128 KB 64 KB (per core)
L2 cache 512 KB 256 KB (per core)
L3 cache 4 MB 8448 KB (shared)
Manufacturing process technology 14 nm 14 nm
Maximum core temperature 100 °C 100°C
Number of cores 2 6
Number of threads 4 12
Unlocked
Maximum case temperature (TCase) 72 °C
Maximum frequency 4.00 GHz
Number of QPI Links 0

Memory

ECC memory support
Max memory channels 2 4
Maximum memory bandwidth 35.76 GB/s
Maximum memory size 64 GB 128 GB
Supported memory types DDR3L-1600, DDR4-2400 DDR4-2400

Graphics

Device ID 0x3E90/x93
Graphics base frequency 350 MHz
Graphics max dynamic frequency 1.05 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory 64 GB
Processor graphics Intel UHD Graphics 610

Graphics interfaces

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 4096x2304@24Hz

Graphics API support

DirectX 12
OpenGL 4.5

Compatibility

Max number of CPUs in a configuration 1 1
Sockets supported FCLGA1151 FCLGA2066
Thermal Design Power (TDP) 54 Watt 140 Watt
Low Halogen Options Available
Thermal Solution PCG 2017X

Peripherals

Max number of PCIe lanes 16 28
PCI Express revision 3.0 3.0
PCIe configurations 1x16, 2x8, 1x8+2x4
Scalability 1S Only 1S Only

Security & Reliability

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

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Instruction set extensions Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
Intel® Advanced Vector Extensions (AVX)
Number of AVX-512 FMA Units 2

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)