Pentium Gold G5420 vs Pentium Gold G6505T

PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Pentium Gold G5420 vs Pentium Gold G6505T FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Pentium Gold G5420 vs Pentium Gold G6505T: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Pentium Gold G5420

2019

Why buy it

✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel UHD Graphics 610, while Pentium Gold G6505T needs a discrete GPU.
✅Includes a boxed cooler (Yes), unlike Pentium Gold G6505T.

Trade-offs

❌54.3% higher power demand at 54W vs 35W.

Pentium Gold G6505T

2021

Why buy it

✅Draws 35W instead of 54W, a 19W reduction.

Trade-offs

❌Lower PassMark (3,698 vs 3,700).
❌No integrated graphics, while Pentium Gold G5420 can still boot and troubleshoot without a discrete GPU.
❌No boxed cooler included, unlike Pentium Gold G5420.

Quick Answers

So, is Pentium Gold G5420 better than Pentium Gold G6505T?

Yes. Pentium Gold G5420 is the better all-around CPU here. It gives you a 1.7% average FPS lead across 50 shared CPU game tests in our data and 0.1% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Pentium Gold G5420 is the better pick. According to our tests, it delivers 1.7% more average FPS across 50 shared CPU game tests.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Pentium Gold G5420 is the stronger fit. You are getting 0.1% better PassMark, backed by 2 cores and 4 threads.

Which one is the smarter buy today, not just the cheaper CPU?

Pentium Gold G5420 still makes the most sense overall. Pentium Gold G5420 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 1.7% average FPS lead across 50 shared CPU game tests in our data. That said, if you already own a compatible LGA1200 + DDR4 setup, Pentium Gold G6505T can still make sense as a platform-matched option because it avoids a motherboard and RAM swap.

Which one is more future-proof for 2026 and beyond?

Pentium Gold G6505T makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2021 vs 2019). That makes it the safer long-term bet.

Pentium Gold G5420 vs Pentium Gold G6505T Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Pentium Gold G5420

The Pentium Gold G5420 is manufactured by Intel. It was released in 23 April 2019 (6 years ago). It is based on the Coffee Lake (2017−2019) architecture. It features 2 cores and 4 threads. Base frequency is 3.8 GHz, with boost up to 3.8 GHz. L3 cache: 4 MB. L2 cache: 512 kB. Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 54 Watt. Memory support: DDR4-2400. Passmark benchmark score: 3,700 points. Launch price was $64.

Pentium Gold G6505T

The Pentium Gold G6505T is manufactured by Intel. It was released in 16 March 2021 (4 years ago). It is based on the Comet Lake-R (2021) architecture. It features 2 cores and 4 threads. Base frequency is 3.6 GHz, with boost up to 3.6 GHz. L3 cache: 4 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 35 Watt. Memory support: DDR4-2666. Passmark benchmark score: 3,698 points. Launch price was $75.

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Processing Power

Both the Pentium Gold G5420 and Pentium Gold G6505T share an identical 2-core/4-thread configuration. Boost clocks reach 3.8 GHz on the Pentium Gold G5420 versus 3.6 GHz on the Pentium Gold G6505T — a 5.4% clock advantage for the Pentium Gold G5420 (base: 3.8 GHz vs 3.6 GHz). The Pentium Gold G5420 uses the Coffee Lake (2017−2019) architecture (14 nm), while the Pentium Gold G6505T uses Comet Lake-R (2021) (14 nm). In PassMark, the Pentium Gold G5420 scores 3,700 against the Pentium Gold G6505T's 3,698 — a 0.1% lead for the Pentium Gold G5420. L3 cache: 4 MB on the Pentium Gold G5420 vs 4 MB (total) on the Pentium Gold G6505T.

Feature	Pentium Gold G5420	Pentium Gold G6505T
Cores / Threads	2 / 4	2 / 4
Boost Clock	3.8 GHz+6%	3.6 GHz
Base Clock	3.8 GHz+6%	3.6 GHz
L3 Cache	4 MB	4 MB (total)
L2 Cache	512 kB+100%	256 kB (per core)
Process	14 nm	14 nm
Architecture	Coffee Lake (2017−2019)	Comet Lake-R (2021)
PassMark	3,700	3,698
Geekbench 6 Single	764	—
Geekbench 6 Multi	1,515	—

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Memory & Platform

The Pentium Gold G5420 uses the LGA1151 socket (PCIe 3.0), while the Pentium Gold G6505T uses LGA1200 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Pentium Gold G5420	Pentium Gold G6505T
Socket	LGA1151	LGA1200
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	DDR4-2400	—
Max RAM Capacity	64 GB	—
RAM Channels	2	—
ECC Support	Yes	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: VT-x / VT-d / EPT (Pentium Gold G5420) / not specified (Pentium Gold G6505T). The Pentium Gold G5420 includes integrated graphics (Intel UHD Graphics 610), while the Pentium Gold G6505T requires a dedicated GPU. Primary use case: Pentium Gold G5420 targets Office.