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.

Core i7-9700K vs Xeon Gold 6338 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.

Core i7-9700K vs Xeon Gold 6338: Pros, Cons & Final Verdict

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

Core i7-9700K

2018

Why buy it

✅Better for gaming: +9.0% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $2,605 less on MSRP ($385 MSRP vs $2,990 MSRP).
✅Delivers 178.0% more PassMark for each dollar spent, at 37.4 vs 13.5 PassMark/$ ($385 MSRP vs $2,990 MSRP).
✅Draws 95W instead of 205W, a 110W reduction.
✅Integrated graphics onboard with UHD Graphics 630, while Xeon Gold 6338 needs a discrete GPU.

Trade-offs

❌Lower PassMark (14,397 vs 40,225).
❌Smaller total L3 cache (12 MB vs 48 MB).
❌Less compelling for workstation-style loads than Xeon Gold 6338, which brings 32 cores / 64 threads and 64 PCIe lanes.

Xeon Gold 6338

2021

Why buy it

✅+179.4% higher PassMark.
✅+300% larger total L3 cache (48 MB vs 12 MB).
✅Better for workstations and heavier parallel workloads: 32 cores / 64 threads, plus 64 PCIe lanes vs 16.
✅300% more PCIe lanes (64 vs 16) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-9700K across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 13.5 vs 37.4 PassMark/$ ($2,990 MSRP vs $385 MSRP).
❌115.8% higher power demand at 205W vs 95W.
❌No integrated graphics, while Core i7-9700K can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Xeon Gold 6338 better than Core i7-9700K?

Not really, because they are built for different jobs. Xeon Gold 6338 makes more sense for workstation-style multi-core throughput, while Core i7-9700K is the more practical desktop choice for gaming, platform cost, and everyday use.

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

For streaming, content creation, and heavier multitasking, Xeon Gold 6338 is the stronger fit. You are getting 179.4% better PassMark, backed by 32 cores and 64 threads. It also has the larger cache pool with 300% larger total L3 cache (48 MB vs 12 MB).

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

Xeon Gold 6338 is still the much better call for a fresh build. Xeon Gold 6338 comes in 676.6% more expensive on MSRP at $2,990 MSRP versus $385 MSRP, and it still gives you 179.4% better PassMark. Core i7-9700K only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2018 platform. Even with 178.0% better value on paper (37.4 vs 13.5 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on LGA1151.

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

Xeon Gold 6338 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2021 vs 2018), 300% larger total L3 cache (48 MB vs 12 MB), more multi-core headroom with 32 cores / 64 threads instead of 8/8, and AVX-512 support for heavier modern compute workloads. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i7-9700K vs Xeon Gold 6338 Technical Specifications

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

Core i7-9700K

The Core i7-9700K is manufactured by Intel. It was released in 19 October 2018 (7 years ago). It is based on the Coffee Lake-R (2018−2019) architecture. It features 8 cores and 8 threads. Base frequency is 3.6 GHz, with boost up to 4.9 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 95 Watt. Memory support: DDR4. Passmark benchmark score: 14,397 points. Launch price was $374.

Xeon Gold 6338

The Xeon Gold 6338 is manufactured by Intel. It was released in 2015-01-01. It features 32 cores and 64 threads. Base frequency is 2 GHz, with boost up to 3.2 GHz. L3 cache: 48 MB. Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 205 Watt. Memory support: DDR4-3200. Passmark benchmark score: 40,225 points. Launch price was $800.

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Processing Power

The Core i7-9700K packs 8 cores / 8 threads, while the Xeon Gold 6338 offers 32 cores / 64 threads — the Xeon Gold 6338 has 24 more cores. Boost clocks reach 4.9 GHz on the Core i7-9700K versus 3.2 GHz on the Xeon Gold 6338 — a 42% clock advantage for the Core i7-9700K (base: 3.6 GHz vs 2 GHz). The Core i7-9700K is built on the Coffee Lake-R (2018−2019) architecture. In PassMark, the Core i7-9700K scores 14,397 against the Xeon Gold 6338's 40,225 — a 94.6% lead for the Xeon Gold 6338. L3 cache: 12 MB (total) on the Core i7-9700K vs 48 MB on the Xeon Gold 6338.

Feature	Core i7-9700K	Xeon Gold 6338
Cores / Threads	8 / 8	32 / 64+300%
Boost Clock	4.9 GHz+53%	3.2 GHz
Base Clock	3.6 GHz+80%	2 GHz
L3 Cache	12 MB (total)	48 MB+300%
L2 Cache	256K (per core)	—
Process	14 nm	10 nm-29%
Architecture	Coffee Lake-R (2018−2019)	—
PassMark	14,397	40,225+179%

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Memory & Platform

The Core i7-9700K uses the LGA1151 socket (PCIe 3.0), while the Xeon Gold 6338 uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Core i7-9700K versus 3200 on the Xeon Gold 6338 — the Xeon Gold 6338 supports 20% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6338 supports up to 6144 GB of RAM compared to 128 GB — 4700% more capacity for professional workloads. Memory channels: 2 (Core i7-9700K) vs 8 (Xeon Gold 6338). PCIe lanes: 16 (Core i7-9700K) vs 64 (Xeon Gold 6338) — the Xeon Gold 6338 offers 48 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel 300 series (Core i7-9700K) and C621A (Xeon Gold 6338).

Feature	Core i7-9700K	Xeon Gold 6338
Socket	LGA1151	LGA4189
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR4-2666	3200+20%
Max RAM Capacity	128 GB	6144 GB+4700%
RAM Channels	2	8+300%
ECC Support	No	Yes
PCIe Lanes	16	64+300%

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Advanced Features

Only the Core i7-9700K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon Gold 6338 supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d virtualization. The Core i7-9700K includes integrated graphics (UHD Graphics 630), while the Xeon Gold 6338 requires a dedicated GPU. Primary use case: Core i7-9700K targets Desktop. Direct competitor: Xeon Gold 6338 rivals EPYC 7543.

Feature	Core i7-9700K	Xeon Gold 6338
Integrated GPU	Yes	No
IGPU Model	UHD Graphics 630	None
Unlocked	Yes	No
AVX-512	No	Yes
Virtualization	VT-x, VT-d	VT-x, VT-d
Target Use	Desktop	—

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Value Analysis

At launch, the Core i7-9700K was priced at $385, while the Xeon Gold 6338 came in at $2990. On launch pricing ($385 vs $2990), Core i7-9700K was $2605 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i7-9700K delivers 37.4 pts/$ vs 13.5 pts/$ for the Xeon Gold 6338 — making the Core i7-9700K the 94.2% better value option.

Feature	Core i7-9700K	Xeon Gold 6338
MSRP	$385-87%	$2990
Performance per Dollar	37.4+177%	13.5
Release Date	2018	2021

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