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 i7-13700K

2022

Why buy it

✅Better for gaming: +15.5% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $1,959 less on MSRP ($409 MSRP vs $2,368 MSRP).
✅Delivers 350.8% more PassMark for each dollar spent, at 111.9 vs 24.8 PassMark/$ ($409 MSRP vs $2,368 MSRP).
✅Draws 125W instead of 185W, a 60W reduction.
✅Integrated graphics onboard with Intel UHD Graphics 770, while Xeon Gold 6421N needs a discrete GPU.

Trade-offs

❌Lower PassMark (45,784 vs 58,797).
❌Smaller total L3 cache (30 MB vs 60 MB).
❌Less compelling for workstation-style loads than Xeon Gold 6421N, which brings 32 cores / 64 threads and 80 PCIe lanes.

Xeon Gold 6421N

2023

Why buy it

✅+28.4% higher PassMark.
✅+100% larger total L3 cache (60 MB vs 30 MB).
✅Better for workstations and heavier parallel workloads: 32 cores / 64 threads, plus 80 PCIe lanes vs 20.
✅300% more PCIe lanes (80 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-13700K across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 24.8 vs 111.9 PassMark/$ ($2,368 MSRP vs $409 MSRP).
❌48% higher power demand at 185W vs 125W.
❌No integrated graphics, while Core i7-13700K can still boot and troubleshoot without a discrete GPU.

Core i7-13700K

2022

Xeon Gold 6421N

2023

Why buy it

✅Better for gaming: +15.5% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $1,959 less on MSRP ($409 MSRP vs $2,368 MSRP).
✅Delivers 350.8% more PassMark for each dollar spent, at 111.9 vs 24.8 PassMark/$ ($409 MSRP vs $2,368 MSRP).
✅Draws 125W instead of 185W, a 60W reduction.
✅Integrated graphics onboard with Intel UHD Graphics 770, while Xeon Gold 6421N needs a discrete GPU.

Why buy it

✅+28.4% higher PassMark.
✅+100% larger total L3 cache (60 MB vs 30 MB).
✅Better for workstations and heavier parallel workloads: 32 cores / 64 threads, plus 80 PCIe lanes vs 20.
✅300% more PCIe lanes (80 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (45,784 vs 58,797).
❌Smaller total L3 cache (30 MB vs 60 MB).
❌Less compelling for workstation-style loads than Xeon Gold 6421N, which brings 32 cores / 64 threads and 80 PCIe lanes.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-13700K across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 24.8 vs 111.9 PassMark/$ ($2,368 MSRP vs $409 MSRP).
❌48% higher power demand at 185W vs 125W.
❌No integrated graphics, while Core i7-13700K can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i7-13700K better than Xeon Gold 6421N?

Not in a simple one-size-fits-all way. Xeon Gold 6421N makes more sense for workstation-style multi-core throughput, while Core i7-13700K 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 6421N is the better fit. You are getting 28.4% better PassMark, backed by 32 cores and 64 threads. It also carries the larger cache pool with 100% larger total L3 cache (60 MB vs 30 MB).

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

Core i7-13700K is the smarter buy today. Core i7-13700K is $1,959 cheaper on MSRP at $409 MSRP versus $2,368 MSRP, and it gives you a 15.5% average FPS lead across 50 shared CPU game tests in our data. The trade-off is that Xeon Gold 6421N is still stronger for heavier multi-core work with 28.4% better PassMark. It is also 350.8% better value on MSRP (111.9 vs 24.8 PassMark/$), so the better CPU is not just faster, it is also the cleaner value play on paper.

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

Xeon Gold 6421N is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2022), 100% larger total L3 cache (60 MB vs 30 MB), more multi-core headroom with 32 cores / 64 threads instead of 16/24, 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 i7-13700K Benchmark Check

Xeon Gold 6421N Benchmark Check

Path of Exile 2

Preset	Core i7-13700K	Xeon Gold 6421N
1080p
low	284 FPS	200 FPS
medium	268 FPS	165 FPS
high	223 FPS	137 FPS
ultra	190 FPS	107 FPS
1440p
low	238 FPS	159 FPS
medium	200 FPS	124 FPS
high	159 FPS	98 FPS
ultra	139 FPS	77 FPS
4K
low	159 FPS	73 FPS
medium	134 FPS	61 FPS
high	103 FPS	47 FPS
ultra	90 FPS	39 FPS

Open Core i7-13700K Open Xeon Gold 6421N

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i7-13700K	Xeon Gold 6421N
1080p
low	689 FPS	239 FPS
medium	580 FPS	213 FPS
high	484 FPS	177 FPS
ultra	439 FPS	143 FPS
1440p
low	595 FPS	201 FPS
medium	525 FPS	182 FPS
high	441 FPS	157 FPS
ultra	378 FPS	122 FPS
4K
low	348 FPS	125 FPS
medium	314 FPS	116 FPS
high	295 FPS	102 FPS
ultra	261 FPS	83 FPS

Open Core i7-13700K Open Xeon Gold 6421N

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i7-13700K	Xeon Gold 6421N
1080p
low	648 FPS	956 FPS
medium	530 FPS	837 FPS
high	467 FPS	793 FPS
ultra	405 FPS	705 FPS
1440p
low	591 FPS	774 FPS
medium	491 FPS	668 FPS
high	427 FPS	623 FPS
ultra	371 FPS	555 FPS
4K
low	434 FPS	495 FPS
medium	374 FPS	391 FPS
high	339 FPS	342 FPS
ultra	290 FPS	279 FPS

Open Core i7-13700K Open Xeon Gold 6421N

League of Legends

League of Legends

Valorant

Preset	Core i7-13700K	Xeon Gold 6421N
1080p
low	970 FPS	923 FPS
medium	883 FPS	832 FPS
high	766 FPS	717 FPS
ultra	689 FPS	619 FPS
1440p
low	829 FPS	715 FPS
medium	740 FPS	627 FPS
high	642 FPS	538 FPS
ultra	566 FPS	460 FPS
4K
low	567 FPS	516 FPS
medium	515 FPS	460 FPS
high	463 FPS	404 FPS
ultra	404 FPS	349 FPS

Open Core i7-13700K Open Xeon Gold 6421N

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i7-13700K and Xeon Gold 6421N

Core i7-13700K

The Core i7-13700K is manufactured by Intel. It was released in 27 September 2022 (3 years ago). It is based on the Raptor Lake, Raptor Cove, Gracemont (2022) architecture. It features 16 cores and 24 threads. Base frequency is 3.4 GHz, with boost up to 5.4 GHz. L3 cache: 30 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 125 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 45,784 points. Launch price was $409.

Xeon Gold 6421N

The Xeon Gold 6421N is manufactured by Intel. It was released in 10 January 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 32 cores and 64 threads. Base frequency is 1.8 GHz, with boost up to 3.6 GHz. L3 cache: 60 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 185 Watt. Memory support: DDR5-4400. Passmark benchmark score: 58,797 points. Launch price was $2,368.

⚡

Processing Power

The Core i7-13700K packs 16 cores / 24 threads, while the Xeon Gold 6421N offers 32 cores / 64 threads — the Xeon Gold 6421N has 16 more cores. Boost clocks reach 5.4 GHz on the Core i7-13700K versus 3.6 GHz on the Xeon Gold 6421N — a 40% clock advantage for the Core i7-13700K (base: 3.4 GHz vs 1.8 GHz). The Core i7-13700K uses the Raptor Lake, Raptor Cove, Gracemont (2022) architecture (Intel 7 nm), while the Xeon Gold 6421N uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Core i7-13700K scores 45,784 against the Xeon Gold 6421N's 58,797 — a 24.9% lead for the Xeon Gold 6421N. L3 cache: 30 MB (total) on the Core i7-13700K vs 60 MB on the Xeon Gold 6421N.

Feature	Core i7-13700K	Xeon Gold 6421N
Cores / Threads	16 / 24	32 / 64+100%
Boost Clock	5.4 GHz+50%	3.6 GHz
Base Clock	3.4 GHz+89%	1.8 GHz
L3 Cache	30 MB (total)	60 MB+100%
L2 Cache	2 MB (per core)	2 MB (per core)
Process	Intel 7 nm	Intel 7 nm
Architecture	Raptor Lake, Raptor Cove, Gracemont (2022)	Sapphire Rapids (2023−2024)
PassMark	45,784	58,797+28%
Cinebench R23 Multi	31,000	—
Geekbench 6 Single	2,846	—
Geekbench 6 Multi	18,980	—

🧠

Memory & Platform

The Core i7-13700K uses the LGA1700 socket (PCIe 5.0), while the Xeon Gold 6421N uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5600 on the Core i7-13700K versus 4800 on the Xeon Gold 6421N — the Xeon Gold 6421N supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6421N supports up to 4096 of RAM compared to 192 GB — 182.1% more capacity for professional workloads. Memory channels: 2 (Core i7-13700K) vs 8 (Xeon Gold 6421N). PCIe lanes: 20 (Core i7-13700K) vs 80 (Xeon Gold 6421N) — the Xeon Gold 6421N offers 60 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel Z790,Intel H770,Intel B760,Intel Z690,Intel H670,Intel B660,Intel H610 (Core i7-13700K) and C741 (Xeon Gold 6421N).

Feature	Core i7-13700K	Xeon Gold 6421N
Socket	LGA1700	LGA4677
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	DDR5-5600	4800+95900%
Max RAM Capacity	192 GB+4915100%	4096
RAM Channels	2	8+300%
ECC Support	Yes	Yes
PCIe Lanes	20	80+300%

🔧

Advanced Features

Only the Core i7-13700K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon Gold 6421N supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: true (Core i7-13700K) vs VT-x, VT-d (Xeon Gold 6421N). The Core i7-13700K includes integrated graphics (Intel UHD Graphics 770), while the Xeon Gold 6421N requires a dedicated GPU. Direct competitor: Core i7-13700K rivals Ryzen 9 7900X; Xeon Gold 6421N rivals EPYC 9354.

Feature	Core i7-13700K	Xeon Gold 6421N
Integrated GPU	Yes	No
IGPU Model	Intel UHD Graphics 770	None
Unlocked	Yes	No
AVX-512	No	Yes
Virtualization	true	VT-x, VT-d

💰

Value Analysis

The Core i7-13700K launched at $409 MSRP, while the Xeon Gold 6421N debuted at $2368. On MSRP ($409 vs $2368), the Core i7-13700K is $1959 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i7-13700K delivers 111.9 pts/$ vs 24.8 pts/$ for the Xeon Gold 6421N — making the Core i7-13700K the 127.4% better value option.