Pentium Gold G5420

Details and Benchmarks for Intel Pentium Gold G5420

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Please take all results with a big grain of salt. Sysbuilds is in alpha stage at the moment which can lead to wrong data, strange counting errors, silly results and more. This site is under active development.

Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for Pentium Gold G5420 based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

4,990 Rank: 880
Rank Name Score Visual
876 Core i3-4350 4,996
+0.1%
877 Ryzen Embedded V1605B 4,993
+0.1%
878 Core i5-4570S 4,992
+0%
879 Xeon D-1528 4,990
+0%
880 Pentium Gold G5420 4,990
881 Core i5-6400 4,988
+-0%
882 Core i7-6700T 4,987
-0.1%
883 Core i5-1030NG7 4,987
-0.1%
884 Core i5-4460 4,986
-0.1%
885 Core i7-4710MQ 4,986
-0.1%

View full ranking →

Multicore Score

Multicore performance score for Pentium Gold G5420 based on multi-threaded benchmark results.

4,593 Rank: 1097
Rank Name Score Visual
1093 Core i5-6442EQ 4,596
+0.1%
1094 Core i3-7167U 4,596
+0.1%
1095 Pentium G4600 4,595
+0%
1096 Core i5-4570T 4,594
+0%
1097 Pentium Gold G5420 4,593
1098 Core i3-8121U 4,593
+0%
1099 Celeron B815 4,592
+-0%
1100 A10-9700 4,592
+-0%
1101 Phenom II X4 B50 4,591
+-0%
1102 Athlon Gold 7220U 4,591
+-0%

View full ranking →

Singlecore Score

Single-core performance score for Pentium Gold G5420 based on single-threaded benchmark results.

5,254 Rank: 766
Rank Name Score Visual
762 EPYC 7232P 5,260
+0.1%
763 Pentium G4400 5,258
+0.1%
764 Core i7-5700HQ 5,258
+0.1%
765 Core i7-3960X 5,255
+0%
766 Pentium Gold G5420 5,254
767 Core i7-4820K 5,253
+-0%
768 Core i5-6287U 5,250
-0.1%
769 Xeon W-2123 5,247
-0.1%
770 Ryzen 5 PRO 3400GE 5,244
-0.2%
771 Core i3-8100T 5,242
-0.2%

View full ranking →

Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for Pentium Gold G5420 based on integer math, floating point math, and prime number computation benchmarks.

4,578 Rank: 1039
Rank Name Score Visual
1035 A12-9800E 4,579
+0%
1036 A8-7600 4,579
+0%
1037 A10-7800 4,579
+0%
1038 Xeon E5450 4,579
+0%
1039 Pentium Gold G5420 4,578
1040 A10-7860K 4,578
+0%
1041 A10-7700K 4,578
+0%
1042 Athlon Gold 7220U 4,578
+0%
1043 Pentium Gold G5400 4,577
+-0%
1044 Core i3-7300T 4,577
+-0%

View full ranking →

Data Processing

Aggregated score for Pentium Gold G5420 based on data encryption, data compression, and string sorting benchmarks.

4,561 Rank: 1018
Rank Name Score Visual
1014 Xeon X3450 4,564
+0.1%
1015 Pentium G4620 4,563
+0%
1016 Ryzen Embedded V1202B 4,562
+0%
1017 Xeon X3460 4,562
+0%
1018 Pentium Gold G5420 4,561
1019 Core i5-2310 4,561
+0%
1020 Core i7-920 4,561
+0%
1021 Xeon Bronze 3104 4,560
+-0%
1022 Pentium Gold G5400 4,560
+-0%
1023 Core i5-3330S 4,560
+-0%

View full ranking →

Physics & Compute

Aggregated score for Pentium Gold G5420 based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

4,557 Rank: 1079
Rank Name Score Visual
1075 Pentium Gold G5400 4,559
+0%
1076 Core i5-6200U 4,559
+0%
1077 Xeon X3460 4,559
+0%
1078 Core i3-4150T 4,559
+0%
1079 Pentium Gold G5420 4,557
1080 Core i7-5557U 4,557
+0%
1081 Core i3-4130T 4,557
+0%
1082 Pentium Gold G6405 4,557
+0%
1083 Ryzen Embedded R1606G 4,556
+-0%
1084 Core i7-4558U 4,556
+-0%

View full ranking →

Pentium Gold G5420 Details

The Pentium Gold G5420 represents a modest evolution in Intel's mainstream desktop lineup, building upon the foundation of the Coffee Lake architecture while maintaining a focus on efficiency and value. Released in 2017, the processor is now over six years old, placing it firmly in the older generation of consumer CPUs. Despite its age, the G5420 continues to serve as a cost-effective solution for basic computing tasks, web browsing, and light productivity workloads, particularly in systems where integrated graphics are preferred over discrete GPUs.

At its core, the G5420 features a dual-core, quad-thread design, leveraging Intel's Hyper-Threading technology to deliver improved multitasking performance. Built on a 14 nm manufacturing process, it operates at a base frequency of 3.8 GHz with no turbo boost capability, which is typical for this segment. The processor includes a 4 MiB L3 cache, 0.5 MiB of L2 cache, and a 0.125 MiB L1 cache, providing sufficient data access speed for everyday operations. It is designed for the LGA-1151 socket and operates at a TDP of 54 W, making it suitable for standard desktop cooling solutions.

One of the standout features of the G5420 is its integrated UHD Graphics 610 GPU, which features 12 execution units and a maximum frequency of 1.05 GHz. This GPU supports up to three displays and is capable of handling basic multimedia playback and light gaming, though it is not suited for modern 3D applications. The processor supports DDR3L-1600 and DDR4-2400 memory, with a maximum capacity of 64 GB and a memory bandwidth of 35.76 GiB/s, ensuring compatibility with a wide range of motherboards and memory configurations.

In terms of performance, the G5420 scores 4990 overall in Passmark benchmarks, ranking #879 out of 2060 processors. Its single-core score of 5254 places it at #766, indicating relatively strong performance in applications that rely on a single thread. However, its multicore score of 4593, ranking #1097, reveals that the dual-core design limits its effectiveness in heavily threaded workloads. Compared to its immediate predecessors like the Pentium G4600, the G5420 offers a slight performance uplift, but it falls behind modern mainstream CPUs in both single and multi-threaded performance.

The processor supports a comprehensive set of Intel technologies, including AES-NI, AVX2, VT-x, and Intel Secure Key, ensuring robust security and encryption capabilities. It also includes support for Intel's Enhanced SpeedStep and Turbo Boost 2.0, although the latter is not utilized due to the lack of a turbo frequency. The G5420 is ideal for budget-oriented desktops, office environments, and light multimedia use, but it is not recommended for gaming, content creation, or high-performance computing.

As of March 2026, the Pentium Gold G5420 remains a viable option for users who prioritize affordability and integrated graphics over raw performance. While it has been surpassed by more recent processors in nearly every aspect, its low power consumption and decent single-threaded performance make it a practical choice for basic computing needs in legacy systems or secondary machines.
Frequently Compared

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Intel Pentium Gold G5420

Main Specifications

Designer: Intel
Name: Pentium Gold G5420
Family: Pentium
Series: 5000
Model Number: G5420
Cores: 2
Threads: 4
Base Frequency: 3800 MHz
Microarchitecture: Coffee Lake
Core Name: Coffee Lake S
Core Model: 158
Socket: LGA-1151
Package: FCLGA-1151
Target Segment: Desktop
Max CPUs: 1
TDP: 54 W
Release Price: $64.00

Cache Specifications

L1 Cache: 128 KiB
L1 Instruction Cache: 64 KiB (8-way set associative)
L1 Data Cache: 64 KiB (8-way set associative)
L2 Cache: 0.5 MiB (4-way set associative)
L3 Cache: 4 MiB (16-way set associative)

Memory Specifications

Supported Memory Type: DDR3L-1600 and DDR4-2400
Memory Channels: 2
Maximum Memory: 64 GB
Maximum Bandwidth: 35.76 GB/s
ECC Support: Yes

PCI-Express Specifications

PCIe Revision: 3.0
PCIe Lanes: 16
PCIe Configuration: 1x16, 2x8, 1x8+2x4

Integrated Graphics

GPU: UHD Graphics 610
GPU Designer: Intel
GPU Max Frequency: 1050 MHz
Execution Units: 12

Physical Specifications

Process: 14 nm
Die Area: 126 mm²
Manufacturer: Intel
Technology: CMOS
Word Size: 64-bit
ISA: x86-64 (x86)

CPU Features

MMX EMMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2 ABM BMI1 BMI2 FMA3 AES RdRand ADX CLMUL F16C x86-16 x86-32 x86-64 Real Protected SMM FPU NX HT TBT 2.0 EIST VT-x VT-d EPT MPX SGX Secure Key SMEP IPT
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