Xeon Gold 5118 vs Xeon Platinum 8256

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.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, productivity performance, platform differences, power efficiency, pricing context, and upgrade path so you can see which CPU actually makes more sense.

Xeon Gold 5118

2017

Why buy it

✅100+% more PCIe lanes (48 vs 0) for storage and expansion-heavy builds.
✅AVX-512 support for select workstation, AI, and scientific workloads.

Trade-offs

❌Lower PassMark (16,744 vs 16,787).

Xeon Platinum 8256

2019

Why buy it

Trade-offs

❌No AVX-512 support for niche heavy compute workloads where it can matter.

Xeon Gold 5118

2017

Xeon Platinum 8256

2019

Why buy it

✅100+% more PCIe lanes (48 vs 0) for storage and expansion-heavy builds.
✅AVX-512 support for select workstation, AI, and scientific workloads.

Why buy it

Trade-offs

❌Lower PassMark (16,744 vs 16,787).

Trade-offs

❌No AVX-512 support for niche heavy compute workloads where it can matter.

Quick Answers

So, is Xeon Platinum 8256 better than Xeon Gold 5118?

Yes. Xeon Platinum 8256 is the better overall CPU here. You are getting a 0.8% average FPS lead across 3 shared CPU game tests in our data, 0.3% better PassMark, and the stronger long-term platform, which makes it the stronger all-around choice.

Which one is better for gaming?

If gaming is the priority, Xeon Platinum 8256 is the better pick here. According to our tests, it delivers 0.8% more average FPS across 3 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Xeon Platinum 8256 is the better fit. You are getting 0.3% better PassMark, backed by 4 cores and 8 threads.

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

Xeon Platinum 8256 still looks like the safer overall buy. Xeon Platinum 8256 is at an unclear MSRP at unclear MSRP versus unclear MSRP, and it gives you a 0.8% average FPS lead across 3 shared CPU game tests in our data.

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

Xeon Platinum 8256 is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2017) and more multi-core headroom with 4 cores / 8 threads instead of 12/24. That extra compute headroom should age better as games, background tasks, and creator workloads get heavier.

Games Benchmarks

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Xeon Gold 5118 Benchmark Check

Xeon Platinum 8256 Benchmark Check

Path of Exile 2

Preset	Xeon Gold 5118	Xeon Platinum 8256
1080p
low	170 FPS	213 FPS
medium	134 FPS	167 FPS
high	109 FPS	134 FPS
ultra	87 FPS	95 FPS
1440p
low	138 FPS	180 FPS
medium	108 FPS	139 FPS
high	86 FPS	110 FPS
ultra	68 FPS	77 FPS
4K
low	65 FPS	72 FPS
medium	55 FPS	59 FPS
high	43 FPS	46 FPS
ultra	34 FPS	36 FPS

Open Xeon Gold 5118 Open Xeon Platinum 8256

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Xeon Gold 5118	Xeon Platinum 8256
1080p
low	247 FPS	242 FPS
medium	214 FPS	202 FPS
high	190 FPS	181 FPS
ultra	150 FPS	140 FPS
1440p
low	219 FPS	211 FPS
medium	194 FPS	179 FPS
high	171 FPS	159 FPS
ultra	136 FPS	127 FPS
4K
low	159 FPS	151 FPS
medium	144 FPS	132 FPS
high	124 FPS	110 FPS
ultra	95 FPS	83 FPS

Open Xeon Gold 5118 Open Xeon Platinum 8256

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Xeon Gold 5118	Xeon Platinum 8256
1080p
low	419 FPS	420 FPS
medium	419 FPS	420 FPS
high	419 FPS	420 FPS
ultra	419 FPS	420 FPS
1440p
low	419 FPS	420 FPS
medium	419 FPS	420 FPS
high	419 FPS	420 FPS
ultra	419 FPS	420 FPS
4K
low	419 FPS	420 FPS
medium	365 FPS	355 FPS
high	322 FPS	305 FPS
ultra	262 FPS	246 FPS

Open Xeon Gold 5118 Open Xeon Platinum 8256

League of Legends

League of Legends

Valorant

Preset	Xeon Gold 5118	Xeon Platinum 8256
1080p
low	419 FPS	420 FPS
medium	419 FPS	420 FPS
high	419 FPS	420 FPS
ultra	419 FPS	420 FPS
1440p
low	419 FPS	420 FPS
medium	419 FPS	420 FPS
high	419 FPS	420 FPS
ultra	417 FPS	420 FPS
4K
low	419 FPS	420 FPS
medium	402 FPS	420 FPS
high	360 FPS	420 FPS
ultra	311 FPS	409 FPS

Open Xeon Gold 5118 Open Xeon Platinum 8256

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Xeon Gold 5118 and Xeon Platinum 8256

Xeon Gold 5118

The Xeon Gold 5118 is manufactured by Intel. It was released in 11 July 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 12 cores and 24 threads. Base frequency is 2.3 GHz, with boost up to 3.2 GHz. L3 cache: 16.5 MB. L2 cache: 12 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 105 Watt. Memory support: DDR4-2400. Passmark benchmark score: 16,744 points. Launch price was $1,273.

Xeon Platinum 8256

The Xeon Platinum 8256 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 4 cores and 8 threads. Base frequency is 3.8 GHz, with boost up to 3.9 GHz. L3 cache: 16.5 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 105 Watt. Memory support: DDR4-2933. Passmark benchmark score: 16,787 points. Launch price was $7,007.

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Processing Power

The Xeon Gold 5118 packs 12 cores / 24 threads, while the Xeon Platinum 8256 offers 4 cores / 8 threads — the Xeon Gold 5118 has 8 more cores. Boost clocks reach 3.2 GHz on the Xeon Gold 5118 versus 3.9 GHz on the Xeon Platinum 8256 — a 19.7% clock advantage for the Xeon Platinum 8256 (base: 2.3 GHz vs 3.8 GHz). The Xeon Gold 5118 uses the Skylake (server) (2017−2018) architecture (14 nm), while the Xeon Platinum 8256 uses Cascade Lake-SP (2018) (14 nm). In PassMark, the Xeon Gold 5118 scores 16,744 against the Xeon Platinum 8256's 16,787 — a 0.3% lead for the Xeon Platinum 8256. L3 cache: 16.5 MB on the Xeon Gold 5118 vs 16.5 MB (total) on the Xeon Platinum 8256.

Feature	Xeon Gold 5118	Xeon Platinum 8256
Cores / Threads	12 / 24+200%	4 / 8
Boost Clock	3.2 GHz	3.9 GHz+22%
Base Clock	2.3 GHz	3.8 GHz+65%
L3 Cache	16.5 MB	16.5 MB (total)
L2 Cache	12 MB+1100%	1 MB (per core)
Process	14 nm	14 nm
Architecture	Skylake (server) (2017−2018)	Cascade Lake-SP (2018)
PassMark	16,744	16,787