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.

EPYC 7573X

2022

Why buy it

✅+2.8% higher PassMark.
✅+1100% larger total L3 cache (768 MB vs 64 MB).
✅Draws 280W instead of 350W, a 70W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen Threadripper PRO 9955WX across 36 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 12.4 vs 157.5 PassMark/$ ($5,590 MSRP vs $429 MSRP).
❌Older platform position on SP3 with DDR4, while Ryzen Threadripper PRO 9955WX moves to sTR5 and DDR5.

Ryzen Threadripper PRO 9955WX

2025

Why buy it

✅Better for gaming: +14.9% higher average FPS across 36 shared CPU benchmark tests.
✅Costs $5,161 less on MSRP ($429 MSRP vs $5,590 MSRP).
✅Delivers 1167.9% more PassMark for each dollar spent, at 157.5 vs 12.4 PassMark/$ ($429 MSRP vs $5,590 MSRP).
✅Newer platform on sTR5 with DDR5 support instead of SP3 and DDR4.

Trade-offs

❌Lower PassMark (67,561 vs 69,432).
❌Smaller total L3 cache (64 MB vs 768 MB).
❌25% higher power demand at 350W vs 280W.

EPYC 7573X

2022

Ryzen Threadripper PRO 9955WX

2025

Why buy it

✅+2.8% higher PassMark.
✅+1100% larger total L3 cache (768 MB vs 64 MB).
✅Draws 280W instead of 350W, a 70W reduction.

Why buy it

✅Better for gaming: +14.9% higher average FPS across 36 shared CPU benchmark tests.
✅Costs $5,161 less on MSRP ($429 MSRP vs $5,590 MSRP).
✅Delivers 1167.9% more PassMark for each dollar spent, at 157.5 vs 12.4 PassMark/$ ($429 MSRP vs $5,590 MSRP).
✅Newer platform on sTR5 with DDR5 support instead of SP3 and DDR4.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen Threadripper PRO 9955WX across 36 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 12.4 vs 157.5 PassMark/$ ($5,590 MSRP vs $429 MSRP).
❌Older platform position on SP3 with DDR4, while Ryzen Threadripper PRO 9955WX moves to sTR5 and DDR5.

Trade-offs

❌Lower PassMark (67,561 vs 69,432).
❌Smaller total L3 cache (64 MB vs 768 MB).
❌25% higher power demand at 350W vs 280W.

Quick Answers

So, is Ryzen Threadripper PRO 9955WX better than EPYC 7573X?

It depends on what matters more to you. For gaming, Ryzen Threadripper PRO 9955WX is ahead with a 14.9% average FPS lead across 36 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, EPYC 7573X pulls ahead with 2.8% better PassMark. EPYC 7573X also has the bigger cache pool with 1100% larger total L3 cache (768 MB vs 64 MB).

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

For streaming, content creation, and heavier multitasking, EPYC 7573X is the better fit. You are getting 2.8% better PassMark, backed by 32 cores and 64 threads. It also carries the larger cache pool with 1100% larger total L3 cache (768 MB vs 64 MB).

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

Ryzen Threadripper PRO 9955WX is the smarter buy today. Ryzen Threadripper PRO 9955WX is $5,161 cheaper on MSRP at $429 MSRP versus $5,590 MSRP, and it gives you a 14.9% average FPS lead across 36 shared CPU game tests in our data. The trade-off is that EPYC 7573X is still stronger for heavier multi-core work with 2.8% better PassMark. It is also 1167.9% better value on MSRP (157.5 vs 12.4 PassMark/$), 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?

Ryzen Threadripper PRO 9955WX is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2022), a healthier platform with sTR5 and DDR5 instead of SP3, and AVX-512 support for heavier modern compute workloads. 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.

EPYC 7573X Benchmark Check

Ryzen Threadripper PRO 9955WX Benchmark Check

Path of Exile 2

Preset	EPYC 7573X	Ryzen Threadripper PRO 9955WX
1080p
low	205 FPS	297 FPS
medium	167 FPS	270 FPS
high	136 FPS	223 FPS
ultra	105 FPS	188 FPS
1440p
low	163 FPS	273 FPS
medium	127 FPS	224 FPS
high	100 FPS	174 FPS
ultra	79 FPS	153 FPS
4K
low	74 FPS	187 FPS
medium	61 FPS	154 FPS
high	48 FPS	118 FPS
ultra	40 FPS	104 FPS

Open EPYC 7573X Open Ryzen Threadripper PRO 9955WX

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	EPYC 7573X	Ryzen Threadripper PRO 9955WX
1080p
low	463 FPS	786 FPS
medium	407 FPS	643 FPS
high	329 FPS	477 FPS
ultra	259 FPS	403 FPS
1440p
low	381 FPS	647 FPS
medium	343 FPS	549 FPS
high	286 FPS	422 FPS
ultra	218 FPS	328 FPS
4K
low	234 FPS	363 FPS
medium	215 FPS	312 FPS
high	180 FPS	273 FPS
ultra	144 FPS	230 FPS

Open EPYC 7573X Open Ryzen Threadripper PRO 9955WX

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	EPYC 7573X	Ryzen Threadripper PRO 9955WX
1080p
low	865 FPS	888 FPS
medium	717 FPS	705 FPS
high	668 FPS	622 FPS
ultra	590 FPS	534 FPS
1440p
low	622 FPS	713 FPS
medium	514 FPS	567 FPS
high	472 FPS	489 FPS
ultra	412 FPS	414 FPS
4K
low	444 FPS	507 FPS
medium	345 FPS	418 FPS
high	308 FPS	375 FPS
ultra	249 FPS	315 FPS

Open EPYC 7573X Open Ryzen Threadripper PRO 9955WX

League of Legends

League of Legends

Valorant

Preset	EPYC 7573X	Ryzen Threadripper PRO 9955WX
1080p
low	992 FPS	1106 FPS
medium	900 FPS	991 FPS
high	775 FPS	867 FPS
ultra	671 FPS	781 FPS
1440p
low	767 FPS	860 FPS
medium	668 FPS	759 FPS
high	572 FPS	664 FPS
ultra	492 FPS	576 FPS
4K
low	550 FPS	632 FPS
medium	490 FPS	562 FPS
high	430 FPS	496 FPS
ultra	372 FPS	429 FPS

Open EPYC 7573X Open Ryzen Threadripper PRO 9955WX

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of EPYC 7573X and Ryzen Threadripper PRO 9955WX

EPYC 7573X

The EPYC 7573X is manufactured by AMD. It was released in 2022-03-01. It is based on the Milan-X (2022) architecture. It features 32 cores and 64 threads. Base frequency is 2.8 GHz, with boost up to 3.6 GHz. L3 cache: 768 MB (total). L2 cache: 512K (per core). Built on 7 nm process technology. Socket: SP3. Thermal design power (TDP): 280 Watt. Memory support: DDR4-3200. Passmark benchmark score: 69,432 points. Launch price was $5,590.

Ryzen Threadripper PRO 9955WX

The Ryzen Threadripper PRO 9955WX is manufactured by AMD. It was released in 23 July 2025 (less than a year ago). It is based on the Shimada Peak (2025) architecture. It features 16 cores and 32 threads. Base frequency is 4.5 GHz, with boost up to 5.4 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: sTR5. Thermal design power (TDP): 350 Watt. Memory support: DDR5. Passmark benchmark score: 67,561 points. Launch price was $1,649.

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Processing Power

The EPYC 7573X packs 32 cores / 64 threads, while the Ryzen Threadripper PRO 9955WX offers 16 cores / 32 threads — the EPYC 7573X has 16 more cores. Boost clocks reach 3.6 GHz on the EPYC 7573X versus 5.4 GHz on the Ryzen Threadripper PRO 9955WX — a 40% clock advantage for the Ryzen Threadripper PRO 9955WX (base: 2.8 GHz vs 4.5 GHz). The EPYC 7573X uses the Milan-X (2022) architecture (7 nm), while the Ryzen Threadripper PRO 9955WX uses Shimada Peak (2025) (4 nm). In PassMark, the EPYC 7573X scores 69,432 against the Ryzen Threadripper PRO 9955WX's 67,561 — a 2.7% lead for the EPYC 7573X. L3 cache: 768 MB (total) on the EPYC 7573X vs 64 MB (total) on the Ryzen Threadripper PRO 9955WX.

Feature	EPYC 7573X	Ryzen Threadripper PRO 9955WX
Cores / Threads	32 / 64+100%	16 / 32
Boost Clock	3.6 GHz	5.4 GHz+50%
Base Clock	2.8 GHz	4.5 GHz+61%
L3 Cache	768 MB (total)+1100%	64 MB (total)
L2 Cache	512K (per core)	1 MB (per core)+100%
Process	7 nm	4 nm-43%
Architecture	Milan-X (2022)	Shimada Peak (2025)
PassMark	69,432+3%	67,561
Cinebench R23 Multi	—	40,000
Geekbench 6 Single	—	3,016
Geekbench 6 Multi	—	23,596

🧠

Memory & Platform

The EPYC 7573X uses the SP3 socket (PCIe 4.0), while the Ryzen Threadripper PRO 9955WX uses sTR5 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 3200 on the EPYC 7573X versus DDR5-6400 on the Ryzen Threadripper PRO 9955WX — the EPYC 7573X supports 199.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 7573X supports up to 4096 of RAM compared to 2048 GB — 66.7% more capacity for professional workloads. Both feature 8-channel memory with ECC support. Both provide 128 PCIe lanes. Chipset compatibility: SP3 (EPYC 7573X) and WRX90 (Ryzen Threadripper PRO 9955WX).

Feature	EPYC 7573X	Ryzen Threadripper PRO 9955WX
Socket	SP3	sTR5
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	3200+63900%	DDR5-6400
Max RAM Capacity	4096	2048 GB+52428700%
RAM Channels	8	8
ECC Support	Yes	Yes
PCIe Lanes	128	128

🔧

Advanced Features

Only the Ryzen Threadripper PRO 9955WX has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Ryzen Threadripper PRO 9955WX supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (EPYC 7573X) vs true (Ryzen Threadripper PRO 9955WX). Direct competitor: EPYC 7573X rivals Xeon Platinum 8280; Ryzen Threadripper PRO 9955WX rivals Xeon w7-3555.

Feature	EPYC 7573X	Ryzen Threadripper PRO 9955WX
Integrated GPU	No	No
IGPU Model	None	None
Unlocked	No	Yes
AVX-512	No	Yes
Virtualization	VT-x, VT-d	true

💰

Value Analysis

The EPYC 7573X launched at $5590 MSRP, while the Ryzen Threadripper PRO 9955WX debuted at $429. On MSRP ($5590 vs $429), the Ryzen Threadripper PRO 9955WX is $5161 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 7573X delivers 12.4 pts/$ vs 157.5 pts/$ for the Ryzen Threadripper PRO 9955WX — making the Ryzen Threadripper PRO 9955WX the 170.8% better value option.