Xeon Gold 6242R vs Xeon Platinum 8280

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.

Xeon Gold 6242R vs Xeon Platinum 8280 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.

Xeon Gold 6242R vs Xeon Platinum 8280: Pros, Cons & Final Verdict

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

Xeon Gold 6242R

2020

Why buy it

✅Better for gaming: +5.1% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $7,032 less on MSRP ($2,977 MSRP vs $10,009 MSRP).
✅Delivers 228.7% more PassMark for each dollar spent, at 12.1 vs 3.7 PassMark/$ ($2,977 MSRP vs $10,009 MSRP).

Trade-offs

❌Lower PassMark (36,011 vs 36,830).

Xeon Platinum 8280

2019

Why buy it

✅+2.3% higher PassMark.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon Gold 6242R across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 3.7 vs 12.1 PassMark/$ ($10,009 MSRP vs $2,977 MSRP).

Quick Answers

So, is Xeon Gold 6242R better than Xeon Platinum 8280?

It depends on what you want from the system. For gaming, Xeon Gold 6242R is ahead with a 5.1% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Xeon Platinum 8280 pulls ahead with 2.3% better PassMark.

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

For streaming, content creation, and heavier multitasking, Xeon Platinum 8280 is the stronger fit. You are getting 2.3% better PassMark, backed by 28 cores and 56 threads.

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

Xeon Gold 6242R is the better buy right now. Xeon Gold 6242R comes in $7,032 cheaper on MSRP at $2,977 MSRP versus $10,009 MSRP, and it still gives you a 5.1% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon Platinum 8280 is still stronger for heavier multi-core work with 2.3% better PassMark. It is also 228.7% better value on MSRP (12.1 vs 3.7 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Xeon Gold 6242R makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2020 vs 2019). That makes it the safer long-term bet.

Xeon Gold 6242R vs Xeon Platinum 8280 Technical Specifications

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

Xeon Gold 6242R

The Xeon Gold 6242R is manufactured by Intel. It was released in 24 February 2020 (5 years ago). It is based on the Cascade Lake (2019−2020) architecture. It features 20 cores and 40 threads. Base frequency is 3.1 GHz, with boost up to 4.1 GHz. L3 cache: 35.75 MB. L2 cache: 20 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2933. Passmark benchmark score: 36,011 points. Launch price was $2,529.

Xeon Platinum 8280

The Xeon Platinum 8280 is manufactured by Intel. It was released in 11 December 2018 (6 years ago). It is based on the Cascade Lake-SP (2018) architecture. It features 28 cores and 56 threads. Base frequency is 2.7 GHz, with boost up to 4 GHz. L3 cache: 38.5 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2933. Passmark benchmark score: 36,830 points. Launch price was $10,009.

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Processing Power

The Xeon Gold 6242R packs 20 cores / 40 threads, while the Xeon Platinum 8280 offers 28 cores / 56 threads — the Xeon Platinum 8280 has 8 more cores. Boost clocks reach 4.1 GHz on the Xeon Gold 6242R versus 4 GHz on the Xeon Platinum 8280 — a 2.5% clock advantage for the Xeon Gold 6242R (base: 3.1 GHz vs 2.7 GHz). The Xeon Gold 6242R uses the Cascade Lake (2019−2020) architecture (14 nm), while the Xeon Platinum 8280 uses Cascade Lake-SP (2018) (14 nm). In PassMark, the Xeon Gold 6242R scores 36,011 against the Xeon Platinum 8280's 36,830 — a 2.2% lead for the Xeon Platinum 8280. L3 cache: 35.75 MB on the Xeon Gold 6242R vs 38.5 MB (total) on the Xeon Platinum 8280.

Feature	Xeon Gold 6242R	Xeon Platinum 8280
Cores / Threads	20 / 40	28 / 56+40%
Boost Clock	4.1 GHz+2%	4 GHz
Base Clock	3.1 GHz+15%	2.7 GHz
L3 Cache	35.75 MB	38.5 MB (total)+8%
L2 Cache	20 MB+1900%	1 MB (per core)
Process	14 nm	14 nm
Architecture	Cascade Lake (2019−2020)	Cascade Lake-SP (2018)
PassMark	36,011	36,830+2%

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Memory & Platform

Both processors use the LGA3647 socket with PCIe 3.0. Both support up to 2933 memory speed. The Xeon Platinum 8280 supports up to 1536 of RAM compared to 1024 — 50% more capacity for professional workloads. Both feature 6-channel memory with ECC support. Both provide 48 PCIe lanes. Chipset compatibility: C621 (Xeon Gold 6242R) and LGA3647 (Xeon Platinum 8280).

Feature	Xeon Gold 6242R	Xeon Platinum 8280
Socket	LGA3647	LGA3647
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	2933	2933
Max RAM Capacity	1024	1536+50%
RAM Channels	6	6
ECC Support	Yes	Yes
PCIe Lanes	48	48

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Advanced Features

Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Both support VT-x, VT-d virtualization. Direct competitor: Xeon Gold 6242R rivals EPYC 7302; Xeon Platinum 8280 rivals EPYC 7702.

Feature	Xeon Gold 6242R	Xeon Platinum 8280
Integrated GPU	No	No
IGPU Model	None	None
Unlocked	No	No
AVX-512	Yes	Yes
Virtualization	VT-x, VT-d	VT-x, VT-d

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Value Analysis

At launch, the Xeon Gold 6242R was priced at $2977, while the Xeon Platinum 8280 came in at $10009. On launch pricing ($2977 vs $10009), Xeon Gold 6242R was $7032 cheaper. In terms of value on MSRP (PassMark points per dollar), the Xeon Gold 6242R delivers 12.1 pts/$ vs 3.7 pts/$ for the Xeon Platinum 8280 — making the Xeon Gold 6242R the 106.7% better value option.

Feature	Xeon Gold 6242R	Xeon Platinum 8280
MSRP	$2977-70%	$10009
Performance per Dollar	12.1+227%	3.7
Release Date	2020	2019

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