Ryzen Threadripper PRO 3975WX vs Xeon Platinum 8454H

Ryzen Threadripper PRO 3975WX vs Xeon Platinum 8454H Performance Spectrum

Ryzen Threadripper PRO 3975WX

32 / 64

62,261

0.0%

Ryzen 7 PRO 7745

Ryzen Threadripper PRO 5945WX

Ryzen 9 7900

Ryzen AI Max+ 395

Ryzen Threadripper PRO 5975WX

Ryzen Threadripper 9960X

Ryzen Threadripper PRO 9975WX

Ryzen Threadripper PRO 7985WX

Xeon Platinum 8454H

32 / 64

62,347

+0.1%

About PassMark

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.

Ryzen Threadripper PRO 3975WX vs Xeon Platinum 8454H 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.

Ryzen Threadripper PRO 3975WX vs Xeon Platinum 8454H: Pros, Cons & Final Verdict

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

Ryzen Threadripper PRO 3975WX

2020

Why buy it

✅Better for gaming: +15.0% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $5,203 less on MSRP ($1,337 MSRP vs $6,540 MSRP).
✅Delivers 388.5% more PassMark for each dollar spent, at 46.6 vs 9.5 PassMark/$ ($1,337 MSRP vs $6,540 MSRP).
✅60% more PCIe lanes (128 vs 80) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (62,261 vs 62,347).
❌Older platform position on sWRX8 with DDR4, while Xeon Platinum 8454H moves to LGA4677 and DDR5.
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Xeon Platinum 8454H

2023

Why buy it

✅+0.1% higher PassMark.
✅Draws 270W instead of 280W, a 10W reduction.
✅Newer platform on LGA4677 with DDR5 support instead of sWRX8 and DDR4.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen Threadripper PRO 3975WX across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 9.5 vs 46.6 PassMark/$ ($6,540 MSRP vs $1,337 MSRP).

Quick Answers

So, is Xeon Platinum 8454H better than Ryzen Threadripper PRO 3975WX?

It depends on what you want from the system. For gaming, Ryzen Threadripper PRO 3975WX is ahead with a 15.0% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Xeon Platinum 8454H pulls ahead with 0.1% better PassMark. Ryzen Threadripper PRO 3975WX also has the bigger cache pool with 55.2% larger total L3 cache (128 MB vs 83 MB).

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

For streaming, content creation, and heavier multitasking, Xeon Platinum 8454H is the stronger fit. You are getting 0.1% better PassMark, backed by 32 cores and 64 threads.

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

Xeon Platinum 8454H is still the faster CPU overall, but Ryzen Threadripper PRO 3975WX is easier to justify if budget matters more than peak performance. Xeon Platinum 8454H comes in 389.2% more expensive on MSRP at $6,540 MSRP versus $1,337 MSRP, and it still gives you 0.1% better PassMark. The compromise is that Ryzen Threadripper PRO 3975WX is still the better pure gaming CPU with a 15.0% average FPS lead across 50 shared CPU game tests in our data. Ryzen Threadripper PRO 3975WX is also 388.5% better value on MSRP (46.6 vs 9.5 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

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

Xeon Platinum 8454H makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2020), a healthier platform with LGA4677 and DDR5 instead of sWRX8, more multi-core headroom with 32 cores / 64 threads instead of 32/64, and AVX-512 support for heavier modern compute workloads. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Ryzen Threadripper PRO 3975WX vs Xeon Platinum 8454H Technical Specifications

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

Ryzen Threadripper PRO 3975WX

The Ryzen Threadripper PRO 3975WX is manufactured by AMD. It was released in 2020-07-14. It is based on the Matisse (2019−2020) architecture. It features 32 cores and 64 threads. Base frequency is 3.5 GHz, with boost up to 4.2 GHz. L3 cache: 128 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: sWRX8. Thermal design power (TDP): 280 Watt. Memory support: DDR4-3200. Passmark benchmark score: 62,261 points. Launch price was $4,499.

Xeon Platinum 8454H

The Xeon Platinum 8454H 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 2.1 GHz, with boost up to 3.4 GHz. L3 cache: 82.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 270 Watt. Memory support: DDR5-4800, DDR5-4400. Passmark benchmark score: 62,347 points. Launch price was $6,540.

⚡

Processing Power

Both the Ryzen Threadripper PRO 3975WX and Xeon Platinum 8454H share an identical 32-core/64-thread configuration. Boost clocks reach 4.2 GHz on the Ryzen Threadripper PRO 3975WX versus 3.4 GHz on the Xeon Platinum 8454H — a 21.1% clock advantage for the Ryzen Threadripper PRO 3975WX (base: 3.5 GHz vs 2.1 GHz). The Ryzen Threadripper PRO 3975WX uses the Matisse (2019−2020) architecture (7 nm, 12 nm), while the Xeon Platinum 8454H uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Ryzen Threadripper PRO 3975WX scores 62,261 against the Xeon Platinum 8454H's 62,347 — a 0.1% lead for the Xeon Platinum 8454H. L3 cache: 128 MB on the Ryzen Threadripper PRO 3975WX vs 82.5 MB on the Xeon Platinum 8454H.

Feature	Ryzen Threadripper PRO 3975WX	Xeon Platinum 8454H
Cores / Threads	32 / 64	32 / 64
Boost Clock	4.2 GHz+24%	3.4 GHz
Base Clock	3.5 GHz+67%	2.1 GHz
L3 Cache	128 MB+55%	82.5 MB
L2 Cache	512K (per core)+25500%	2 MB (per core)
Process	7 nm, 12 nm	Intel 7 nm
Architecture	Matisse (2019−2020)	Sapphire Rapids (2023−2024)
PassMark	62,261	62,347
Cinebench R23 Multi	42,986	—
Geekbench 6 Single	1,260	—
Geekbench 6 Multi	25,211	—

🧠

Memory & Platform

The Ryzen Threadripper PRO 3975WX uses the sWRX8 socket (PCIe 4.0), while the Xeon Platinum 8454H uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen Threadripper PRO 3975WX versus 4800 on the Xeon Platinum 8454H — the Xeon Platinum 8454H supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Platinum 8454H supports up to 4096 GB of RAM compared to 2048 GB — 100% more capacity for professional workloads. Both feature 8-channel memory with ECC support. PCIe lanes: 128 (Ryzen Threadripper PRO 3975WX) vs 80 (Xeon Platinum 8454H) — the Ryzen Threadripper PRO 3975WX offers 48 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD WRX80 (Ryzen Threadripper PRO 3975WX) and C741 (Xeon Platinum 8454H).

Feature	Ryzen Threadripper PRO 3975WX	Xeon Platinum 8454H
Socket	sWRX8	LGA4677
PCIe Generation	PCIe 4.0	PCIe 5.0+25%
Max RAM Speed	DDR4-3200	4800+50%
Max RAM Capacity	2048 GB	4096 GB+100%
RAM Channels	8	8
ECC Support	Yes	Yes
PCIe Lanes	128+60%	80

🔧

Advanced Features

Only the Ryzen Threadripper PRO 3975WX has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon Platinum 8454H supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: true (Ryzen Threadripper PRO 3975WX) vs VT-x, VT-d (Xeon Platinum 8454H). Direct competitor: Ryzen Threadripper PRO 3975WX rivals Xeon W-3375; Xeon Platinum 8454H rivals EPYC 9354.

Feature	Ryzen Threadripper PRO 3975WX	Xeon Platinum 8454H
Integrated GPU	No	No
IGPU Model	None	None
Unlocked	Yes	No
AVX-512	No	Yes
Virtualization	true	VT-x, VT-d

💰

Value Analysis

At launch, the Ryzen Threadripper PRO 3975WX was priced at $1337, while the Xeon Platinum 8454H came in at $6540. On launch pricing ($1337 vs $6540), Ryzen Threadripper PRO 3975WX was $5203 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen Threadripper PRO 3975WX delivers 46.6 pts/$ vs 9.5 pts/$ for the Xeon Platinum 8454H — making the Ryzen Threadripper PRO 3975WX the 132% better value option.

Feature	Ryzen Threadripper PRO 3975WX	Xeon Platinum 8454H
MSRP	$1337-80%	$6540
Performance per Dollar	46.6+391%	9.5
Release Date	2020	2023

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