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.

Core i7-9700K

2018

Why buy it

✅Better for gaming: +7.7% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $2,227 less on MSRP ($385 MSRP vs $2,612 MSRP).
✅Delivers 181.1% more PassMark for each dollar spent, at 37.4 vs 13.3 PassMark/$ ($385 MSRP vs $2,612 MSRP).
✅Draws 95W instead of 165W, a 70W reduction.
✅Integrated graphics onboard with UHD Graphics 630, while Xeon Gold 6238R needs a discrete GPU.

Trade-offs

❌Lower PassMark (14,397 vs 34,751).
❌Smaller total L3 cache (12 MB vs 39 MB).
❌Less compelling for workstation-style loads than Xeon Gold 6238R, which brings 28 cores / 56 threads and 48 PCIe lanes.

Xeon Gold 6238R

2020

Why buy it

✅+141.4% higher PassMark.
✅+220.8% larger total L3 cache (39 MB vs 12 MB).
✅Better for workstations and heavier parallel workloads: 28 cores / 56 threads, plus 48 PCIe lanes vs 16.
✅200% more PCIe lanes (48 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 13.3 vs 37.4 PassMark/$ ($2,612 MSRP vs $385 MSRP).
❌73.7% higher power demand at 165W vs 95W.
❌No integrated graphics, while Core i7-9700K can still boot and troubleshoot without a discrete GPU.

Core i7-9700K

2018

Xeon Gold 6238R

2020

Why buy it

✅Better for gaming: +7.7% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $2,227 less on MSRP ($385 MSRP vs $2,612 MSRP).
✅Delivers 181.1% more PassMark for each dollar spent, at 37.4 vs 13.3 PassMark/$ ($385 MSRP vs $2,612 MSRP).
✅Draws 95W instead of 165W, a 70W reduction.
✅Integrated graphics onboard with UHD Graphics 630, while Xeon Gold 6238R needs a discrete GPU.

Why buy it

✅+141.4% higher PassMark.
✅+220.8% larger total L3 cache (39 MB vs 12 MB).
✅Better for workstations and heavier parallel workloads: 28 cores / 56 threads, plus 48 PCIe lanes vs 16.
✅200% more PCIe lanes (48 vs 16) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (14,397 vs 34,751).
❌Smaller total L3 cache (12 MB vs 39 MB).
❌Less compelling for workstation-style loads than Xeon Gold 6238R, which brings 28 cores / 56 threads and 48 PCIe lanes.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-9700K across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 13.3 vs 37.4 PassMark/$ ($2,612 MSRP vs $385 MSRP).
❌73.7% higher power demand at 165W vs 95W.
❌No integrated graphics, while Core i7-9700K can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Xeon Gold 6238R better than Core i7-9700K?

Not in a simple one-size-fits-all way. Xeon Gold 6238R makes more sense for workstation-style multi-core throughput, while Core i7-9700K is the better mainstream desktop choice for gaming, platform cost, and day-to-day practicality.

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

For streaming, content creation, and heavier multitasking, Xeon Gold 6238R is the better fit. You are getting 141.4% better PassMark, backed by 28 cores and 56 threads. It also carries the larger cache pool with 220.8% larger total L3 cache (39 MB vs 12 MB).

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

Xeon Gold 6238R is the smarter buy by a wide margin for a fresh build. Xeon Gold 6238R is 578.4% more expensive on MSRP at $2,612 MSRP versus $385 MSRP, and it gives you 141.4% better PassMark. Core i7-9700K only looks stronger on raw value math because it is extremely cheap, but that is mostly used-market pricing on an obsolete 2018 platform. Even with 181.1% better value on paper (37.4 vs 13.3 PassMark/$), it really only makes sense as a very 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 6238R is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2020 vs 2018), 220.8% larger total L3 cache (39 MB vs 12 MB), more multi-core headroom with 28 cores / 56 threads instead of 8/8, and AVX-512 support for heavier modern compute workloads. 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.

Core i7-9700K Benchmark Check

Xeon Gold 6238R Benchmark Check

Path of Exile 2

Preset	Core i7-9700K	Xeon Gold 6238R
1080p
low	308 FPS	196 FPS
medium	278 FPS	158 FPS
high	231 FPS	128 FPS
ultra	182 FPS	100 FPS
1440p
low	270 FPS	157 FPS
medium	221 FPS	123 FPS
high	178 FPS	96 FPS
ultra	143 FPS	76 FPS
4K
low	170 FPS	72 FPS
medium	140 FPS	60 FPS
high	108 FPS	47 FPS
ultra	95 FPS	38 FPS

Open Core i7-9700K Open Xeon Gold 6238R

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i7-9700K	Xeon Gold 6238R
1080p
low	360 FPS	233 FPS
medium	321 FPS	207 FPS
high	291 FPS	174 FPS
ultra	259 FPS	145 FPS
1440p
low	324 FPS	200 FPS
medium	282 FPS	180 FPS
high	258 FPS	153 FPS
ultra	225 FPS	123 FPS
4K
low	249 FPS	125 FPS
medium	221 FPS	114 FPS
high	208 FPS	104 FPS
ultra	179 FPS	86 FPS

Open Core i7-9700K Open Xeon Gold 6238R

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i7-9700K	Xeon Gold 6238R
1080p
low	360 FPS	869 FPS
medium	360 FPS	869 FPS
high	360 FPS	833 FPS
ultra	360 FPS	753 FPS
1440p
low	360 FPS	761 FPS
medium	360 FPS	676 FPS
high	360 FPS	635 FPS
ultra	360 FPS	569 FPS
4K
low	360 FPS	492 FPS
medium	360 FPS	406 FPS
high	360 FPS	357 FPS
ultra	318 FPS	292 FPS

Open Core i7-9700K Open Xeon Gold 6238R

League of Legends

League of Legends

Valorant

Preset	Core i7-9700K	Xeon Gold 6238R
1080p
low	360 FPS	869 FPS
medium	360 FPS	816 FPS
high	360 FPS	703 FPS
ultra	360 FPS	613 FPS
1440p
low	360 FPS	716 FPS
medium	360 FPS	628 FPS
high	360 FPS	539 FPS
ultra	360 FPS	466 FPS
4K
low	360 FPS	521 FPS
medium	360 FPS	465 FPS
high	360 FPS	408 FPS
ultra	360 FPS	351 FPS

Open Core i7-9700K Open Xeon Gold 6238R

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i7-9700K and Xeon Gold 6238R

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 6238R

The Xeon Gold 6238R 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 28 cores and 56 threads. Base frequency is 2.2 GHz, with boost up to 4 GHz. L3 cache: 38.5 MB. L2 cache: 28 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 165 Watt. Memory support: DDR4-2933. Passmark benchmark score: 34,751 points. Launch price was $2,612.

⚡

Processing Power

The Core i7-9700K packs 8 cores / 8 threads, while the Xeon Gold 6238R offers 28 cores / 56 threads — the Xeon Gold 6238R has 20 more cores. Boost clocks reach 4.9 GHz on the Core i7-9700K versus 4 GHz on the Xeon Gold 6238R — a 20.2% clock advantage for the Core i7-9700K (base: 3.6 GHz vs 2.2 GHz). The Core i7-9700K uses the Coffee Lake-R (2018−2019) architecture (14 nm), while the Xeon Gold 6238R uses Cascade Lake (2019−2020) (14 nm). In PassMark, the Core i7-9700K scores 14,397 against the Xeon Gold 6238R's 34,751 — a 82.8% lead for the Xeon Gold 6238R. L3 cache: 12 MB (total) on the Core i7-9700K vs 38.5 MB on the Xeon Gold 6238R.

Feature	Core i7-9700K	Xeon Gold 6238R
Cores / Threads	8 / 8	28 / 56+250%
Boost Clock	4.9 GHz+23%	4 GHz
Base Clock	3.6 GHz+64%	2.2 GHz
L3 Cache	12 MB (total)	38.5 MB+221%
L2 Cache	256K (per core)	28 MB+11100%
Process	14 nm	14 nm
Architecture	Coffee Lake-R (2018−2019)	Cascade Lake (2019−2020)
PassMark	14,397	34,751+141%
Geekbench 6 Multi	—	21,433

🧠

Memory & Platform

The Core i7-9700K uses the LGA1151 socket (PCIe 3.0), while the Xeon Gold 6238R uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Both support up to DDR4-2666 memory speed. The Core i7-9700K supports up to 128 GB of RAM compared to 1 TB — 196.9% more capacity for professional workloads. Memory channels: 2 (Core i7-9700K) vs 6 (Xeon Gold 6238R). PCIe lanes: 16 (Core i7-9700K) vs 48 (Xeon Gold 6238R) — the Xeon Gold 6238R offers 32 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel 300 series (Core i7-9700K) and C621,C622,C624,C627,C628 (Xeon Gold 6238R).

Feature	Core i7-9700K	Xeon Gold 6238R
Socket	LGA1151	LGA3647
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	DDR4-2666	DDR4-2933
Max RAM Capacity	128 GB	1 TB+700%
RAM Channels	2	6+200%
ECC Support	No	Yes
PCIe Lanes	16	48+200%

🔧

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 6238R supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i7-9700K) vs VT-x, VT-d, EPT (Xeon Gold 6238R). The Core i7-9700K includes integrated graphics (UHD Graphics 630), while the Xeon Gold 6238R requires a dedicated GPU. Primary use case: Core i7-9700K targets Desktop, Xeon Gold 6238R targets Server. Direct competitor: Xeon Gold 6238R rivals Xeon Gold 6248R.

Feature	Core i7-9700K	Xeon Gold 6238R
Integrated GPU	Yes	No
IGPU Model	UHD Graphics 630	—
Unlocked	Yes	No
AVX-512	No	Yes
Virtualization	VT-x, VT-d	VT-x, VT-d, EPT
Target Use	Desktop	Server

💰

Value Analysis

The Core i7-9700K launched at $385 MSRP, while the Xeon Gold 6238R debuted at $2612. On MSRP ($385 vs $2612), the Core i7-9700K is $2227 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i7-9700K delivers 37.4 pts/$ vs 13.3 pts/$ for the Xeon Gold 6238R — making the Core i7-9700K the 95% better value option.