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 7552

2019

Why buy it

✅+1% higher PassMark.
✅+200% larger total L3 cache (192 MB vs 64 MB).
✅Draws 200W instead of 350W, a 150W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen Threadripper PRO 9945WX across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 14.3 vs 42.4 PassMark/$ ($4,025 MSRP vs $1,340 MSRP).
❌Older platform position on SP3 with DDR4, while Ryzen Threadripper PRO 9945WX moves to sTR5 and DDR5.

Ryzen Threadripper PRO 9945WX

2025

Why buy it

✅Better for gaming: +38.1% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $2,685 less on MSRP ($1,340 MSRP vs $4,025 MSRP).
✅Delivers 197.4% more PassMark for each dollar spent, at 42.4 vs 14.3 PassMark/$ ($1,340 MSRP vs $4,025 MSRP).
✅Newer platform on sTR5 with DDR5 support instead of SP3 and DDR4.

Trade-offs

❌Lower PassMark (56,854 vs 57,414).
❌Smaller total L3 cache (64 MB vs 192 MB).
❌75% higher power demand at 350W vs 200W.

EPYC 7552

2019

Ryzen Threadripper PRO 9945WX

2025

Why buy it

✅+1% higher PassMark.
✅+200% larger total L3 cache (192 MB vs 64 MB).
✅Draws 200W instead of 350W, a 150W reduction.

Why buy it

✅Better for gaming: +38.1% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $2,685 less on MSRP ($1,340 MSRP vs $4,025 MSRP).
✅Delivers 197.4% more PassMark for each dollar spent, at 42.4 vs 14.3 PassMark/$ ($1,340 MSRP vs $4,025 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 9945WX across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 14.3 vs 42.4 PassMark/$ ($4,025 MSRP vs $1,340 MSRP).
❌Older platform position on SP3 with DDR4, while Ryzen Threadripper PRO 9945WX moves to sTR5 and DDR5.

Trade-offs

❌Lower PassMark (56,854 vs 57,414).
❌Smaller total L3 cache (64 MB vs 192 MB).
❌75% higher power demand at 350W vs 200W.

Quick Answers

So, is Ryzen Threadripper PRO 9945WX better than EPYC 7552?

It depends on what matters more to you. For gaming, Ryzen Threadripper PRO 9945WX is ahead with a 38.1% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, EPYC 7552 pulls ahead with 1% better PassMark. EPYC 7552 also has the bigger cache pool with 200% larger total L3 cache (192 MB vs 64 MB).

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

For streaming, content creation, and heavier multitasking, EPYC 7552 is the better fit. You are getting 1% better PassMark, backed by 48 cores and 96 threads. It also carries the larger cache pool with 200% larger total L3 cache (192 MB vs 64 MB).

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

Ryzen Threadripper PRO 9945WX is the smarter buy today. Ryzen Threadripper PRO 9945WX is $2,685 cheaper on MSRP at $1,340 MSRP versus $4,025 MSRP, and it gives you a 38.1% average FPS lead across 50 shared CPU game tests in our data. The trade-off is that EPYC 7552 is still stronger for heavier multi-core work with 1% better PassMark. It is also 197.4% better value on MSRP (42.4 vs 14.3 PassMark/$), 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 9945WX is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2019), 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 7552 Benchmark Check

Ryzen Threadripper PRO 9945WX Benchmark Check

Path of Exile 2

Preset	EPYC 7552	Ryzen Threadripper PRO 9945WX
1080p
low	181 FPS	278 FPS
medium	158 FPS	253 FPS
high	123 FPS	216 FPS
ultra	100 FPS	188 FPS
1440p
low	152 FPS	262 FPS
medium	128 FPS	214 FPS
high	96 FPS	169 FPS
ultra	79 FPS	152 FPS
4K
low	71 FPS	180 FPS
medium	63 FPS	147 FPS
high	48 FPS	111 FPS
ultra	39 FPS	98 FPS

Open EPYC 7552 Open Ryzen Threadripper PRO 9945WX

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	EPYC 7552	Ryzen Threadripper PRO 9945WX
1080p
low	236 FPS	791 FPS
medium	211 FPS	650 FPS
high	175 FPS	485 FPS
ultra	142 FPS	409 FPS
1440p
low	194 FPS	651 FPS
medium	177 FPS	555 FPS
high	152 FPS	428 FPS
ultra	119 FPS	333 FPS
4K
low	120 FPS	366 FPS
medium	112 FPS	315 FPS
high	98 FPS	277 FPS
ultra	81 FPS	233 FPS

Open EPYC 7552 Open Ryzen Threadripper PRO 9945WX

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	EPYC 7552	Ryzen Threadripper PRO 9945WX
1080p
low	587 FPS	886 FPS
medium	492 FPS	704 FPS
high	437 FPS	622 FPS
ultra	365 FPS	534 FPS
1440p
low	492 FPS	712 FPS
medium	419 FPS	566 FPS
high	374 FPS	488 FPS
ultra	318 FPS	414 FPS
4K
low	371 FPS	507 FPS
medium	298 FPS	418 FPS
high	265 FPS	375 FPS
ultra	215 FPS	315 FPS

Open EPYC 7552 Open Ryzen Threadripper PRO 9945WX

League of Legends

League of Legends

Valorant

Preset	EPYC 7552	Ryzen Threadripper PRO 9945WX
1080p
low	890 FPS	1106 FPS
medium	809 FPS	991 FPS
high	694 FPS	867 FPS
ultra	601 FPS	781 FPS
1440p
low	705 FPS	860 FPS
medium	615 FPS	759 FPS
high	525 FPS	664 FPS
ultra	446 FPS	576 FPS
4K
low	499 FPS	632 FPS
medium	448 FPS	562 FPS
high	394 FPS	496 FPS
ultra	340 FPS	429 FPS

Open EPYC 7552 Open Ryzen Threadripper PRO 9945WX

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of EPYC 7552 and Ryzen Threadripper PRO 9945WX

EPYC 7552

The EPYC 7552 is manufactured by AMD. It was released in 7 August 2019 (6 years ago). It is based on the Zen 2 (2017−2020) architecture. It features 48 cores and 96 threads. Base frequency is 2.2 GHz, with boost up to 3.3 GHz. L3 cache: 192 MB (total). L2 cache: 512 kB (per core). Built on 7 nm, 14 nm process technology. Socket: SP3. Thermal design power (TDP): 200 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 57,414 points. Launch price was $4,025.

Ryzen Threadripper PRO 9945WX

The Ryzen Threadripper PRO 9945WX is manufactured by AMD. It was released in 2025-01-01. It is based on the Shimada Peak (2025) architecture. It features 12 cores and 24 threads. Base frequency is 4.7 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: 56,854 points. Launch price was $2,000.

⚡

Processing Power

The EPYC 7552 packs 48 cores / 96 threads, while the Ryzen Threadripper PRO 9945WX offers 12 cores / 24 threads — the EPYC 7552 has 36 more cores. Boost clocks reach 3.3 GHz on the EPYC 7552 versus 5.4 GHz on the Ryzen Threadripper PRO 9945WX — a 48.3% clock advantage for the Ryzen Threadripper PRO 9945WX (base: 2.2 GHz vs 4.7 GHz). The EPYC 7552 uses the Zen 2 (2017−2020) architecture (7 nm, 14 nm), while the Ryzen Threadripper PRO 9945WX uses Shimada Peak (2025) (4 nm). In PassMark, the EPYC 7552 scores 57,414 against the Ryzen Threadripper PRO 9945WX's 56,854 — a 1% lead for the EPYC 7552. L3 cache: 192 MB (total) on the EPYC 7552 vs 64 MB (total) on the Ryzen Threadripper PRO 9945WX.

Feature	EPYC 7552	Ryzen Threadripper PRO 9945WX
Cores / Threads	48 / 96+300%	12 / 24
Boost Clock	3.3 GHz	5.4 GHz+64%
Base Clock	2.2 GHz	4.7 GHz+114%
L3 Cache	192 MB (total)+200%	64 MB (total)
L2 Cache	512 kB (per core)	1 MB (per core)+100%
Process	7 nm, 14 nm	4 nm-43%
Architecture	Zen 2 (2017−2020)	Shimada Peak (2025)
PassMark	57,414	56,854

🧠

Memory & Platform

The EPYC 7552 uses the SP3 socket (PCIe 4.0), while the Ryzen Threadripper PRO 9945WX uses sTR5 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 3200 on the EPYC 7552 versus 6400 on the Ryzen Threadripper PRO 9945WX — the Ryzen Threadripper PRO 9945WX supports 66.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 7552 supports up to 4096 of RAM compared to 2048 — 66.7% more capacity for professional workloads. Both feature 8-channel memory with ECC support. Both provide 128 PCIe lanes. Chipset compatibility: SP3 (EPYC 7552) and WRX90,TRX50 (Ryzen Threadripper PRO 9945WX).

Feature	EPYC 7552	Ryzen Threadripper PRO 9945WX
Socket	SP3	sTR5
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	3200	6400+100%
Max RAM Capacity	4096+100%	2048
RAM Channels	8	8
ECC Support	Yes	Yes
PCIe Lanes	128	128

🔧

Advanced Features

Only the Ryzen Threadripper PRO 9945WX has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Ryzen Threadripper PRO 9945WX supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (EPYC 7552) vs VT-x, VT-d, AMD-V (Ryzen Threadripper PRO 9945WX). Direct competitor: EPYC 7552 rivals Xeon Platinum 8362; Ryzen Threadripper PRO 9945WX rivals Xeon w7-3545.

Feature	EPYC 7552	Ryzen Threadripper PRO 9945WX
Integrated GPU	No	No
IGPU Model	None	None
Unlocked	No	Yes
AVX-512	No	Yes
Virtualization	VT-x, VT-d	VT-x, VT-d, AMD-V

💰

Value Analysis

The EPYC 7552 launched at $4025 MSRP, while the Ryzen Threadripper PRO 9945WX debuted at $1340. On MSRP ($4025 vs $1340), the Ryzen Threadripper PRO 9945WX is $2685 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 7552 delivers 14.3 pts/$ vs 42.4 pts/$ for the Ryzen Threadripper PRO 9945WX — making the Ryzen Threadripper PRO 9945WX the 99.4% better value option.