EPYC 7443P vs Xeon w5-3535X

CPU

GPU

EPYC 7443P

24 Cores48 Thrd200 WWMax: 4 GHz2021

EPYC family

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Xeon w5-3535X

20 Cores40 Thrd300 WWMax: 4.8 GHz2024

Similar parts

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EPYC 7443P vs Xeon w5-3535X Performance Spectrum

EPYC 7443P

24 / 48

56,808

+2.3%

Ryzen Threadripper PRO 3995WX

Ryzen Threadripper 7970X

Ryzen Threadripper PRO 7985WX

Xeon w5-3535X

20 / 40

55,532

0.0%

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.

EPYC 7443P vs Xeon w5-3535X 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.

EPYC 7443P vs Xeon w5-3535X: Pros, Cons & Final Verdict

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

EPYC 7443P

2021

Why buy it

✅+2.3% higher PassMark.
✅+143.8% larger total L3 cache (128 MB vs 53 MB).
✅Costs $362 less on MSRP ($1,337 MSRP vs $1,699 MSRP).
✅Delivers 30.0% more PassMark for each dollar spent, at 42.5 vs 32.7 PassMark/$ ($1,337 MSRP vs $1,699 MSRP).
✅Draws 200W instead of 300W, a 100W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon w5-3535X across 50 shared CPU benchmark tests.
❌Older platform position on SP3 with DDR4, while Xeon w5-3535X moves to LGA4677 and DDR5.
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Xeon w5-3535X

2024

Why buy it

✅Better for gaming: +17.6% higher average FPS across 50 shared CPU benchmark tests.
✅Newer platform on LGA4677 with DDR5 support instead of SP3 and DDR4.
✅AVX-512 support for select workstation, AI, and scientific workloads.

Trade-offs

❌Lower PassMark (55,532 vs 56,808).
❌Smaller total L3 cache (53 MB vs 128 MB).
❌Lower PassMark per dollar, at 32.7 vs 42.5 PassMark/$ ($1,699 MSRP vs $1,337 MSRP).
❌50% higher power demand at 300W vs 200W.

Quick Answers

So, is EPYC 7443P better than Xeon w5-3535X?

It depends on what you want from the system. For gaming, Xeon w5-3535X is ahead with a 17.6% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, EPYC 7443P pulls ahead with 2.3% better PassMark. EPYC 7443P also has the bigger cache pool with 143.8% larger total L3 cache (128 MB vs 53 MB).

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

For streaming, content creation, and heavier multitasking, EPYC 7443P is the stronger fit. You are getting 2.3% better PassMark, backed by 24 cores and 48 threads. It also has the larger cache pool with 143.8% larger total L3 cache (128 MB vs 53 MB).

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

EPYC 7443P is the better buy right now. EPYC 7443P comes in $362 cheaper on MSRP at $1,337 MSRP versus $1,699 MSRP, and it still gives you 2.3% better PassMark. The compromise is that Xeon w5-3535X is still the better pure gaming CPU with a 17.6% average FPS lead across 50 shared CPU game tests in our data. It is also 30.0% better value on MSRP (42.5 vs 32.7 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Xeon w5-3535X makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2021), a healthier platform with LGA4677 and DDR5 instead of SP3, and AVX-512 support for heavier modern compute workloads. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

EPYC 7443P vs Xeon w5-3535X Technical Specifications

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

EPYC 7443P

The EPYC 7443P is manufactured by AMD. It was released in 15 March 2021 (4 years ago). It is based on the Milan (2021−2023) architecture. It features 24 cores and 48 threads. Base frequency is 2.85 GHz, with boost up to 4 GHz. L3 cache: 128 MB (total). L2 cache: 512 kB (per core). Built on 7 nm+ process technology. Socket: SP3. Thermal design power (TDP): 200 Watt. Memory support: DDR4-3200. Passmark benchmark score: 56,808 points. Launch price was $1,337.

Xeon w5-3535X

The Xeon w5-3535X is manufactured by Intel. It was released in 24 August 2024 (1 year ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 20 cores and 40 threads. Base frequency is 2.9 GHz, with boost up to 4.8 GHz. L3 cache: 52.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 300 Watt. Memory support: DDR5-4800. Passmark benchmark score: 55,532 points. Launch price was $1,689.

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Processing Power

The EPYC 7443P packs 24 cores / 48 threads, while the Xeon w5-3535X offers 20 cores / 40 threads — the EPYC 7443P has 4 more cores. Boost clocks reach 4 GHz on the EPYC 7443P versus 4.8 GHz on the Xeon w5-3535X — a 18.2% clock advantage for the Xeon w5-3535X (base: 2.85 GHz vs 2.9 GHz). The EPYC 7443P uses the Milan (2021−2023) architecture (7 nm+), while the Xeon w5-3535X uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the EPYC 7443P scores 56,808 against the Xeon w5-3535X's 55,532 — a 2.3% lead for the EPYC 7443P. L3 cache: 128 MB (total) on the EPYC 7443P vs 52.5 MB on the Xeon w5-3535X.

Feature	EPYC 7443P	Xeon w5-3535X
Cores / Threads	24 / 48+20%	20 / 40
Boost Clock	4 GHz	4.8 GHz+20%
Base Clock	2.85 GHz	2.9 GHz+2%
L3 Cache	128 MB (total)+144%	52.5 MB
L2 Cache	512 kB (per core)	2 MB (per core)+300%
Process	7 nm+	Intel 7 nm
Architecture	Milan (2021−2023)	Sapphire Rapids (2023−2024)
PassMark	56,808+2%	55,532
Geekbench 6 Single	—	2,300
Geekbench 6 Multi	—	30,000

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Memory & Platform

The EPYC 7443P uses the SP3 socket (PCIe 4.0), while the Xeon w5-3535X uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 3200 on the EPYC 7443P versus DDR5-4800 on the Xeon w5-3535X — the Xeon w5-3535X supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 4096 GB of RAM. Memory channels: 8 (EPYC 7443P) vs 4 (Xeon w5-3535X). PCIe lanes: 128 (EPYC 7443P) vs 112 (Xeon w5-3535X) — the EPYC 7443P offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP3 (EPYC 7443P) and W790 (Xeon w5-3535X).

Feature	EPYC 7443P	Xeon w5-3535X
Socket	SP3	LGA4677
PCIe Generation	PCIe 4.0	PCIe 5.0+25%
Max RAM Speed	3200	DDR5-4800+50%
Max RAM Capacity	4096 GB	4096 GB
RAM Channels	8+100%	4
ECC Support	Yes	Yes
PCIe Lanes	128+14%	112

🔧

Advanced Features

Only the Xeon w5-3535X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon w5-3535X supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d virtualization. Primary use case: Xeon w5-3535X targets Workstation. Direct competitor: EPYC 7443P rivals Xeon Platinum 8362; Xeon w5-3535X rivals Threadripper PRO 7965WX.

Feature	EPYC 7443P	Xeon w5-3535X
Integrated GPU	No	No
IGPU Model	None	None
Unlocked	No	Yes
AVX-512	No	Yes
Virtualization	VT-x, VT-d	VT-x, VT-d
Target Use	—	Workstation

💰

Value Analysis

At launch, the EPYC 7443P was priced at $1337, while the Xeon w5-3535X came in at $1699. On launch pricing ($1337 vs $1699), EPYC 7443P was $362 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 7443P delivers 42.5 pts/$ vs 32.7 pts/$ for the Xeon w5-3535X — making the EPYC 7443P the 26.1% better value option.

Feature	EPYC 7443P	Xeon w5-3535X
MSRP	$1337-21%	$1699
Performance per Dollar	42.5+30%	32.7
Release Date	2021	2024

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