EPYC 7453 vs Xeon W-3345

EPYC 7453 vs Xeon W-3345 Performance Spectrum

EPYC 7453

28 / 56

48,453

+0.7%

Ryzen Threadripper 3970X

Ryzen Threadripper 3990X

Ryzen Threadripper 9960X

Ryzen Threadripper PRO 9975WX

Xeon W-3345

24 / 48

48,140

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 7453 vs Xeon W-3345 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 7453 vs Xeon W-3345: Pros, Cons & Final Verdict

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

EPYC 7453

2021

Why buy it

✅+0.7% higher PassMark.
✅+77.8% larger total L3 cache (64 MB vs 36 MB).
✅Costs $929 less on MSRP ($1,570 MSRP vs $2,499 MSRP).
✅Delivers 60.2% more PassMark for each dollar spent, at 30.9 vs 19.3 PassMark/$ ($1,570 MSRP vs $2,499 MSRP).
✅Draws 225W instead of 250W, a 25W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon W-3345 across 50 shared CPU benchmark tests.

Xeon W-3345

2021

Why buy it

✅Better for gaming: +17.6% higher average FPS across 50 shared CPU benchmark tests.

Trade-offs

❌Lower PassMark (48,140 vs 48,453).
❌Smaller total L3 cache (36 MB vs 64 MB).
❌Lower PassMark per dollar, at 19.3 vs 30.9 PassMark/$ ($2,499 MSRP vs $1,570 MSRP).

Quick Answers

So, is EPYC 7453 better than Xeon W-3345?

It depends on what you want from the system. For gaming, Xeon W-3345 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 7453 pulls ahead with 0.7% better PassMark. EPYC 7453 also has the bigger cache pool with 77.8% larger total L3 cache (64 MB vs 36 MB).

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

For streaming, content creation, and heavier multitasking, EPYC 7453 is the stronger fit. You are getting 0.7% better PassMark, backed by 28 cores and 56 threads. It also has the larger cache pool with 77.8% larger total L3 cache (64 MB vs 36 MB).

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

EPYC 7453 is the better buy right now. EPYC 7453 comes in $929 cheaper on MSRP at $1,570 MSRP versus $2,499 MSRP, and it still gives you 0.7% better PassMark. The compromise is that Xeon W-3345 is still the better pure gaming CPU with a 17.6% average FPS lead across 50 shared CPU game tests in our data. It is also 60.2% better value on MSRP (30.9 vs 19.3 PassMark/$), 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 W-3345 is the safer long-term CPU choice because it gives you more room to grow and a better platform outlook.

EPYC 7453 vs Xeon W-3345 Technical Specifications

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

EPYC 7453

The EPYC 7453 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 28 cores and 56 threads. Base frequency is 2.75 GHz, with boost up to 3.45 GHz. L3 cache: 64 MB (total). L2 cache: 512 kB (per core). Built on 7 nm+ process technology. Socket: SP3. Thermal design power (TDP): 225 Watt. Memory support: DDR4-3200. Passmark benchmark score: 48,453 points. Launch price was $1,570.

Xeon W-3345

The Xeon W-3345 is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-W (2021) architecture. It features 24 cores and 48 threads. Base frequency is 3 GHz, with boost up to 4 GHz. L3 cache: 36 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 250 Watt. Memory support: DDR4-3200. Passmark benchmark score: 48,140 points. Launch price was $800.

⚡

Processing Power

The EPYC 7453 packs 28 cores / 56 threads, while the Xeon W-3345 offers 24 cores / 48 threads — the EPYC 7453 has 4 more cores. Boost clocks reach 3.45 GHz on the EPYC 7453 versus 4 GHz on the Xeon W-3345 — a 14.8% clock advantage for the Xeon W-3345 (base: 2.75 GHz vs 3 GHz). The EPYC 7453 uses the Milan (2021−2023) architecture (7 nm+), while the Xeon W-3345 uses Ice Lake-W (2021) (10 nm). In PassMark, the EPYC 7453 scores 48,453 against the Xeon W-3345's 48,140 — a 0.6% lead for the EPYC 7453. L3 cache: 64 MB (total) on the EPYC 7453 vs 36 MB (total) on the Xeon W-3345.

Feature	EPYC 7453	Xeon W-3345
Cores / Threads	28 / 56+17%	24 / 48
Boost Clock	3.45 GHz	4 GHz+16%
Base Clock	2.75 GHz	3 GHz+9%
L3 Cache	64 MB (total)+78%	36 MB (total)
L2 Cache	512 kB (per core)	1 MB (per core)+100%
Process	7 nm+-30%	10 nm
Architecture	Milan (2021−2023)	Ice Lake-W (2021)
PassMark	48,453	48,140

🧠

Memory & Platform

The EPYC 7453 uses the SP3 socket (PCIe 4.0), while the Xeon W-3345 uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to 3200 memory speed. Both support up to 4096 of RAM. Both feature 8-channel memory with ECC support. Both provide 128 PCIe lanes. Chipset compatibility: SP3,C621A (EPYC 7453) and SP3,C621A (Xeon W-3345).

Feature	EPYC 7453	Xeon W-3345
Socket	SP3	LGA4189
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	3200	3200
Max RAM Capacity	4096	4096
RAM Channels	8	8
ECC Support	Yes	Yes
PCIe Lanes	128	128

🔧

Advanced Features

Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Both support VT-x, VT-d virtualization. Direct competitor: EPYC 7453 rivals Xeon Platinum 8362; Xeon W-3345 rivals Xeon Platinum 8362.

Feature	EPYC 7453	Xeon W-3345
Integrated GPU	No	No
IGPU Model	None	None
Unlocked	No	No
AVX-512	Yes	Yes
Virtualization	VT-x, VT-d	VT-x, VT-d

💰

Value Analysis

At launch, the EPYC 7453 was priced at $1570, while the Xeon W-3345 came in at $2499. On launch pricing ($1570 vs $2499), EPYC 7453 was $929 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 7453 delivers 30.9 pts/$ vs 19.3 pts/$ for the Xeon W-3345 — making the EPYC 7453 the 46.3% better value option.

Feature	EPYC 7453	Xeon W-3345
MSRP	$1570-37%	$2499
Performance per Dollar	30.9+60%	19.3
Release Date	2021	2021

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