EPYC 7763 vs Xeon w9-3575X

CPU

GPU

EPYC 7763

64 Cores128 Thrd280 WWMax: 3.5 GHz2021

Popular choices:

•••••••••

Xeon w9-3575X

44 Cores88 Thrd340 WWMax: 4.8 GHz2024

Popular choices:

•••••••••

Performance Spectrum - CPU

EPYC 7763

64 / 128

84,440

+2.3%

Ryzen 9 PRO 7945

Ryzen 9 9900X3D

Ryzen 9 9950X

Ryzen Threadripper PRO 5975WX

Ryzen Threadripper PRO 5995WX

Ryzen Threadripper PRO 9975WX

Ryzen Threadripper PRO 7985WX

Ryzen Threadripper 7980X

Xeon w9-3575X

44 / 88

82,507

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.

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 7763

2021

Why buy it

✅+2.3% higher PassMark.
✅+162.6% larger total L3 cache (256 MB vs 98 MB).
✅Draws 280W instead of 340W, a 60W reduction.
✅14.3% more PCIe lanes (128 vs 112) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon w9-3575X across 4 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 10.7 vs 21.8 PassMark/$ ($7,890 MSRP vs $3,789 MSRP).
❌Older platform position on SP3 with DDR4, while Xeon w9-3575X moves to LGA4677 and DDR5.

Xeon w9-3575X

2024

Why buy it

✅Better for gaming: +36.8% higher average FPS across 4 shared CPU benchmark tests.
✅Costs $4,101 less on MSRP ($3,789 MSRP vs $7,890 MSRP).
✅Delivers 103.5% more PassMark for each dollar spent, at 21.8 vs 10.7 PassMark/$ ($3,789 MSRP vs $7,890 MSRP).
✅Newer platform on LGA4677 with DDR5 support instead of SP3 and DDR4.

Trade-offs

❌Lower PassMark (82,507 vs 84,440).
❌Smaller total L3 cache (98 MB vs 256 MB).
❌21.4% higher power demand at 340W vs 280W.

EPYC 7763

2021

Xeon w9-3575X

2024

Why buy it

✅+2.3% higher PassMark.
✅+162.6% larger total L3 cache (256 MB vs 98 MB).
✅Draws 280W instead of 340W, a 60W reduction.
✅14.3% more PCIe lanes (128 vs 112) for storage and expansion-heavy builds.

Why buy it

✅Better for gaming: +36.8% higher average FPS across 4 shared CPU benchmark tests.
✅Costs $4,101 less on MSRP ($3,789 MSRP vs $7,890 MSRP).
✅Delivers 103.5% more PassMark for each dollar spent, at 21.8 vs 10.7 PassMark/$ ($3,789 MSRP vs $7,890 MSRP).
✅Newer platform on LGA4677 with DDR5 support instead of SP3 and DDR4.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon w9-3575X across 4 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 10.7 vs 21.8 PassMark/$ ($7,890 MSRP vs $3,789 MSRP).
❌Older platform position on SP3 with DDR4, while Xeon w9-3575X moves to LGA4677 and DDR5.

Trade-offs

❌Lower PassMark (82,507 vs 84,440).
❌Smaller total L3 cache (98 MB vs 256 MB).
❌21.4% higher power demand at 340W vs 280W.

Quick Answers

So, is Xeon w9-3575X better than EPYC 7763?

It depends on what matters more to you. For gaming, Xeon w9-3575X is ahead with a 36.8% average FPS lead across 4 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, EPYC 7763 pulls ahead with 2.3% better PassMark. EPYC 7763 also has the bigger cache pool with 162.6% larger total L3 cache (256 MB vs 98 MB).

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

For streaming, content creation, and heavier multitasking, EPYC 7763 is the better fit. You are getting 2.3% better PassMark, backed by 64 cores and 128 threads. It also carries the larger cache pool with 162.6% larger total L3 cache (256 MB vs 98 MB).

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

Xeon w9-3575X is the smarter buy today. Xeon w9-3575X is $4,101 cheaper on MSRP at $3,789 MSRP versus $7,890 MSRP, and it gives you a 36.8% average FPS lead across 4 shared CPU game tests in our data. The trade-off is that EPYC 7763 is still stronger for heavier multi-core work with 2.3% better PassMark. It is also 103.5% better value on MSRP (21.8 vs 10.7 PassMark/$), 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?

Xeon w9-3575X is the more future-proof choice 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 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 7763 Benchmark Check

Xeon w9-3575X Benchmark Check

Path of Exile 2

Preset	EPYC 7763	Xeon w9-3575X
1080p
low	190 FPS	316 FPS
medium	155 FPS	306 FPS
high	123 FPS	246 FPS
ultra	96 FPS	207 FPS
1440p
low	156 FPS	274 FPS
medium	123 FPS	237 FPS
high	94 FPS	178 FPS
ultra	75 FPS	157 FPS
4K
low	72 FPS	186 FPS
medium	60 FPS	159 FPS
high	46 FPS	120 FPS
ultra	38 FPS	108 FPS

Open EPYC 7763 Open Xeon w9-3575X

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	EPYC 7763	Xeon w9-3575X
1080p
low	418 FPS	384 FPS
medium	367 FPS	332 FPS
high	299 FPS	270 FPS
ultra	234 FPS	236 FPS
1440p
low	344 FPS	308 FPS
medium	310 FPS	273 FPS
high	259 FPS	232 FPS
ultra	197 FPS	190 FPS
4K
low	211 FPS	181 FPS
medium	194 FPS	162 FPS
high	163 FPS	151 FPS
ultra	131 FPS	133 FPS

Open EPYC 7763 Open Xeon w9-3575X

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	EPYC 7763	Xeon w9-3575X
1080p
low	836 FPS	1025 FPS
medium	696 FPS	1086 FPS
high	649 FPS	1020 FPS
ultra	573 FPS	875 FPS
1440p
low	602 FPS	1009 FPS
medium	500 FPS	913 FPS
high	458 FPS	839 FPS
ultra	400 FPS	656 FPS
4K
low	430 FPS	605 FPS
medium	335 FPS	521 FPS
high	300 FPS	465 FPS
ultra	242 FPS	400 FPS

Open EPYC 7763 Open Xeon w9-3575X

League of Legends

League of Legends

Valorant

Preset	EPYC 7763	Xeon w9-3575X
1080p
low	975 FPS	1160 FPS
medium	885 FPS	1015 FPS
high	761 FPS	915 FPS
ultra	655 FPS	814 FPS
1440p
low	745 FPS	940 FPS
medium	648 FPS	823 FPS
high	554 FPS	727 FPS
ultra	476 FPS	638 FPS
4K
low	531 FPS	687 FPS
medium	473 FPS	613 FPS
high	414 FPS	551 FPS
ultra	360 FPS	437 FPS

Open EPYC 7763 Open Xeon w9-3575X

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of EPYC 7763 and Xeon w9-3575X

EPYC 7763

The EPYC 7763 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 64 cores and 128 threads. Base frequency is 2.45 GHz, with boost up to 3.5 GHz. L3 cache: 256 MB (total). L2 cache: 512 kB (per core). Built on 7 nm+ process technology. Socket: SP3. Thermal design power (TDP): 280 Watt. Memory support: DDR4-3200. Passmark benchmark score: 84,440 points. Launch price was $7,890.

Xeon w9-3575X

The Xeon w9-3575X 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 44 cores and 88 threads. Base frequency is 2.2 GHz, with boost up to 4.8 GHz. L3 cache: 97.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 340 Watt. Memory support: DDR5-4800. Passmark benchmark score: 82,507 points. Launch price was $3,789.

⚡

Processing Power

The EPYC 7763 packs 64 cores / 128 threads, while the Xeon w9-3575X offers 44 cores / 88 threads — the EPYC 7763 has 20 more cores. Boost clocks reach 3.5 GHz on the EPYC 7763 versus 4.8 GHz on the Xeon w9-3575X — a 31.3% clock advantage for the Xeon w9-3575X (base: 2.45 GHz vs 2.2 GHz). The EPYC 7763 uses the Milan (2021−2023) architecture (7 nm+), while the Xeon w9-3575X uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the EPYC 7763 scores 84,440 against the Xeon w9-3575X's 82,507 — a 2.3% lead for the EPYC 7763. L3 cache: 256 MB (total) on the EPYC 7763 vs 97.5 MB on the Xeon w9-3575X.

Feature	EPYC 7763	Xeon w9-3575X
Cores / Threads	64 / 128+45%	44 / 88
Boost Clock	3.5 GHz	4.8 GHz+37%
Base Clock	2.45 GHz+11%	2.2 GHz
L3 Cache	256 MB (total)+163%	97.5 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	84,440+2%	82,507
Cinebench R23 Multi	—	60,000
Geekbench 6 Single	—	2,300
Geekbench 6 Multi	—	19,320

🧠

Memory & Platform

The EPYC 7763 uses the SP3 socket (PCIe 4.0), while the Xeon w9-3575X uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 3200 on the EPYC 7763 versus DDR5-4800 on the Xeon w9-3575X — the EPYC 7763 supports 199.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 4096 of RAM. Both feature 8-channel memory with ECC support. PCIe lanes: 128 (EPYC 7763) vs 112 (Xeon w9-3575X) — the EPYC 7763 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP3 (EPYC 7763) and W790 (Xeon w9-3575X).

Feature	EPYC 7763	Xeon w9-3575X
Socket	SP3	LGA4677
PCIe Generation	PCIe 4.0	PCIe 5.0+25%
Max RAM Speed	3200+63900%	DDR5-4800
Max RAM Capacity	4096	4096 GB+104857500%
RAM Channels	8	8
ECC Support	Yes	Yes
PCIe Lanes	128+14%	112

🔧

Advanced Features

Only the Xeon w9-3575X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon w9-3575X supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d, SEV (EPYC 7763) vs true (Xeon w9-3575X). Direct competitor: EPYC 7763 rivals Xeon Platinum 8380; Xeon w9-3575X rivals Ryzen Threadripper 7970X.

Feature	EPYC 7763	Xeon w9-3575X
Integrated GPU	No	No
IGPU Model	None	None
Unlocked	No	Yes
AVX-512	No	Yes
Virtualization	VT-x, VT-d, SEV	true

💰

Value Analysis

The EPYC 7763 launched at $7890 MSRP, while the Xeon w9-3575X debuted at $3789. On MSRP ($7890 vs $3789), the Xeon w9-3575X is $4101 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 7763 delivers 10.7 pts/$ vs 21.8 pts/$ for the Xeon w9-3575X — making the Xeon w9-3575X the 68.2% better value option.