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.

Ryzen 9 7940HX

2024

Why buy it

✅Better for gaming: +15.5% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 55W instead of 205W, a 150W reduction.
✅Integrated graphics onboard with AMD Radeon 610M, while Xeon Gold 6438N needs a discrete GPU.

Trade-offs

❌Less compelling for workstation-style loads than Xeon Gold 6438N, which brings 32 cores / 64 threads and 80 PCIe lanes.

Xeon Gold 6438N

2023

Why buy it

✅Better for workstations and heavier parallel workloads: 32 cores / 64 threads, plus 80 PCIe lanes vs 28.
✅185.7% more PCIe lanes (80 vs 28) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 7940HX across 50 shared CPU benchmark tests.
❌Lower PassMark (52,789 vs 53,628).
❌Launch MSRP is still $3,351 MSRP, while Ryzen 9 7940HX mostly shows up through inconsistent older-market listings.
❌272.7% higher power demand at 205W vs 55W.
❌No integrated graphics, while Ryzen 9 7940HX can still boot and troubleshoot without a discrete GPU.

Ryzen 9 7940HX

2024

Xeon Gold 6438N

2023

Why buy it

✅Better for gaming: +15.5% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 55W instead of 205W, a 150W reduction.
✅Integrated graphics onboard with AMD Radeon 610M, while Xeon Gold 6438N needs a discrete GPU.

Why buy it

✅Better for workstations and heavier parallel workloads: 32 cores / 64 threads, plus 80 PCIe lanes vs 28.
✅185.7% more PCIe lanes (80 vs 28) for storage and expansion-heavy builds.

Trade-offs

❌Less compelling for workstation-style loads than Xeon Gold 6438N, which brings 32 cores / 64 threads and 80 PCIe lanes.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 7940HX across 50 shared CPU benchmark tests.
❌Lower PassMark (52,789 vs 53,628).
❌Launch MSRP is still $3,351 MSRP, while Ryzen 9 7940HX mostly shows up through inconsistent older-market listings.
❌272.7% higher power demand at 205W vs 55W.
❌No integrated graphics, while Ryzen 9 7940HX can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Ryzen 9 7940HX better than Xeon Gold 6438N?

Not in a simple one-size-fits-all way. Xeon Gold 6438N makes more sense for workstation-style multi-core throughput, while Ryzen 9 7940HX is the better mainstream desktop choice for gaming, platform cost, and day-to-day practicality.

Which one is better for gaming?

If gaming is the priority, Ryzen 9 7940HX is the better pick here. According to our tests, it delivers 15.5% more average FPS across 50 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Ryzen 9 7940HX is the better fit. You are getting 1.6% better PassMark, backed by 16 cores and 32 threads.

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

Ryzen 9 7940HX is still the faster CPU overall, but Xeon Gold 6438N makes more sense if price matters more than absolute performance. Ryzen 9 7940HX is at an unclear MSRP at unclear MSRP versus $3,351 MSRP, and it gives you a 15.5% average FPS lead across 50 shared CPU game tests in our data. Xeon Gold 6438N is also 100.0% better value on MSRP (15.8 vs 0.0 PassMark/$), which is why it is easier to justify for price-conscious builds on paper.

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

Ryzen 9 7940HX is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2023) and more multi-core headroom with 16 cores / 32 threads instead of 32/64. That should give you a better long-term upgrade path for motherboard, RAM, and future CPU swaps.

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.

Ryzen 9 7940HX Benchmark Check

Xeon Gold 6438N Benchmark Check

Path of Exile 2

Preset	Ryzen 9 7940HX	Xeon Gold 6438N
1080p
low	293 FPS	200 FPS
medium	268 FPS	165 FPS
high	217 FPS	137 FPS
ultra	183 FPS	107 FPS
1440p
low	268 FPS	159 FPS
medium	223 FPS	124 FPS
high	169 FPS	98 FPS
ultra	150 FPS	77 FPS
4K
low	186 FPS	73 FPS
medium	154 FPS	61 FPS
high	117 FPS	47 FPS
ultra	105 FPS	39 FPS

Open Ryzen 9 7940HX Open Xeon Gold 6438N

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 9 7940HX	Xeon Gold 6438N
1080p
low	690 FPS	239 FPS
medium	574 FPS	213 FPS
high	433 FPS	177 FPS
ultra	369 FPS	143 FPS
1440p
low	585 FPS	201 FPS
medium	502 FPS	182 FPS
high	390 FPS	157 FPS
ultra	305 FPS	122 FPS
4K
low	329 FPS	125 FPS
medium	286 FPS	116 FPS
high	253 FPS	102 FPS
ultra	213 FPS	83 FPS

Open Ryzen 9 7940HX Open Xeon Gold 6438N

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 9 7940HX	Xeon Gold 6438N
1080p
low	888 FPS	956 FPS
medium	708 FPS	837 FPS
high	615 FPS	793 FPS
ultra	531 FPS	705 FPS
1440p
low	714 FPS	774 FPS
medium	570 FPS	668 FPS
high	485 FPS	623 FPS
ultra	416 FPS	555 FPS
4K
low	511 FPS	495 FPS
medium	425 FPS	391 FPS
high	381 FPS	342 FPS
ultra	322 FPS	279 FPS

Open Ryzen 9 7940HX Open Xeon Gold 6438N

League of Legends

League of Legends

Valorant

Preset	Ryzen 9 7940HX	Xeon Gold 6438N
1080p
low	1128 FPS	924 FPS
medium	1006 FPS	835 FPS
high	873 FPS	720 FPS
ultra	768 FPS	622 FPS
1440p
low	898 FPS	716 FPS
medium	788 FPS	630 FPS
high	687 FPS	540 FPS
ultra	583 FPS	462 FPS
4K
low	646 FPS	517 FPS
medium	576 FPS	462 FPS
high	508 FPS	405 FPS
ultra	434 FPS	351 FPS

Open Ryzen 9 7940HX Open Xeon Gold 6438N

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 9 7940HX and Xeon Gold 6438N

Ryzen 9 7940HX

The Ryzen 9 7940HX is manufactured by AMD. It was released in 2024-01-01. It is based on the Dragon Range-HX (Zen 4) (2023−2024) architecture. It features 16 cores and 32 threads. Base frequency is 2.4 GHz, with boost up to 5.2 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: FL1. Thermal design power (TDP): 55 Watt. Memory support: DDR5. Passmark benchmark score: 53,628 points. Launch price was $600.

Xeon Gold 6438N

The Xeon Gold 6438N 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 2 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): 205 Watt. Memory support: DDR5-4800, DDR5-4400. Passmark benchmark score: 52,789 points. Launch price was $3,351.

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Processing Power

The Ryzen 9 7940HX packs 16 cores / 32 threads, while the Xeon Gold 6438N offers 32 cores / 64 threads — the Xeon Gold 6438N has 16 more cores. Boost clocks reach 5.2 GHz on the Ryzen 9 7940HX versus 3.6 GHz on the Xeon Gold 6438N — a 36.4% clock advantage for the Ryzen 9 7940HX (base: 2.4 GHz vs 2 GHz). The Ryzen 9 7940HX uses the Dragon Range-HX (Zen 4) (2023−2024) architecture (5 nm), while the Xeon Gold 6438N uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Ryzen 9 7940HX scores 53,628 against the Xeon Gold 6438N's 52,789 — a 1.6% lead for the Ryzen 9 7940HX. L3 cache: 64 MB (total) on the Ryzen 9 7940HX vs 60 MB on the Xeon Gold 6438N.

Feature	Ryzen 9 7940HX	Xeon Gold 6438N
Cores / Threads	16 / 32	32 / 64+100%
Boost Clock	5.2 GHz+44%	3.6 GHz
Base Clock	2.4 GHz+20%	2 GHz
L3 Cache	64 MB (total)+7%	60 MB
L2 Cache	1 MB (per core)	2 MB (per core)+100%
Process	5 nm-29%	Intel 7 nm
Architecture	Dragon Range-HX (Zen 4) (2023−2024)	Sapphire Rapids (2023−2024)
PassMark	53,628+2%	52,789
Geekbench 6 Single	—	1,500
Geekbench 6 Multi	—	20,000

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Memory & Platform

The Ryzen 9 7940HX uses the FL1 socket (PCIe 5.0), while the Xeon Gold 6438N uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 5200 on the Ryzen 9 7940HX versus DDR5-4800 on the Xeon Gold 6438N — the Ryzen 9 7940HX supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6438N supports up to 4096 GB of RAM compared to 128 — 187.9% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 7940HX) vs 8 (Xeon Gold 6438N). PCIe lanes: 28 (Ryzen 9 7940HX) vs 80 (Xeon Gold 6438N) — the Xeon Gold 6438N offers 52 more lanes for additional GPUs or NVMe drives. Chipset compatibility: FL1 (Ryzen 9 7940HX) and C741 (Xeon Gold 6438N).

Feature	Ryzen 9 7940HX	Xeon Gold 6438N
Socket	FL1	LGA4677
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	5200+103900%	DDR5-4800
Max RAM Capacity	128	4096 GB+3355443100%
RAM Channels	2	8+300%
ECC Support	Yes	Yes
PCIe Lanes	28	80+186%

🔧

Advanced Features

Only the Ryzen 9 7940HX has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d, AMD-V (Ryzen 9 7940HX) vs VT-x, VT-d (Xeon Gold 6438N). The Ryzen 9 7940HX includes integrated graphics (AMD Radeon 610M), while the Xeon Gold 6438N requires a dedicated GPU. Primary use case: Xeon Gold 6438N targets Server. Direct competitor: Ryzen 9 7940HX rivals Core i9-13900HX; Xeon Gold 6438N rivals EPYC 9354.