EPYC 7343 vs EPYC 9124

CPU

GPU

EPYC 7343

16 Cores32 Thrd190 WWMax: 3.9 GHz2021

EPYC family

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EPYC 9124

16 Cores32 Thrd200 WWMax: 3.7 GHz2022

EPYC family

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EPYC 7343 vs EPYC 9124 Performance Spectrum

EPYC 7343

16 / 32

43,644

0.0%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper PRO 5975WX

Ryzen Threadripper 9960X

Ryzen Threadripper PRO 9975WX

EPYC 9124

16 / 32

43,638

0.0%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper PRO 5975WX

Ryzen Threadripper 9960X

Ryzen Threadripper PRO 9975WX

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 7343 vs EPYC 9124 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 7343 vs EPYC 9124: Pros, Cons & Final Verdict

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

EPYC 7343

2021

Why buy it

✅+0% higher PassMark.
✅+100% larger total L3 cache (128 MB vs 64 MB).
✅Draws 190W instead of 200W, a 10W reduction.

Trade-offs

❌Lower PassMark per dollar, at 27.9 vs 40.3 PassMark/$ ($1,565 MSRP vs $1,083 MSRP).
❌Older platform position on SP3 with DDR4, while EPYC 9124 moves to SP5 and DDR5.

EPYC 9124

2022

Why buy it

✅Costs $482 less on MSRP ($1,083 MSRP vs $1,565 MSRP).
✅Delivers 44.5% more PassMark for each dollar spent, at 40.3 vs 27.9 PassMark/$ ($1,083 MSRP vs $1,565 MSRP).
✅Newer platform on SP5 with DDR5 support instead of SP3 and DDR4.

Trade-offs

❌Lower PassMark (43,638 vs 43,644).
❌Smaller total L3 cache (64 MB vs 128 MB).

Quick Answers

So, is EPYC 9124 better than EPYC 7343?

It depends on what you want from the system. For gaming, EPYC 9124 is ahead with a 2.8% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, EPYC 7343 pulls ahead with 0% better PassMark. EPYC 7343 also has the bigger cache pool with 100% larger total L3 cache (128 MB vs 64 MB).

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

For streaming, content creation, and heavier multitasking, EPYC 7343 is the stronger fit. You are getting 0% better PassMark, backed by 16 cores and 32 threads. It also has the larger cache pool with 100% larger total L3 cache (128 MB vs 64 MB).

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

EPYC 9124 is the better buy right now. EPYC 9124 comes in $482 cheaper on MSRP at $1,083 MSRP versus $1,565 MSRP, and it still gives you a 2.8% average FPS lead across 50 shared CPU game tests in our data. The compromise is that EPYC 7343 is still stronger for heavier multi-core work with 0% better PassMark. It is also 44.5% better value on MSRP (40.3 vs 27.9 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

EPYC 9124 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2021) and a healthier platform with SP5 and DDR5 instead of SP3. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

EPYC 7343 vs EPYC 9124 Technical Specifications

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

EPYC 7343

The EPYC 7343 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 16 cores and 32 threads. Base frequency is 3.2 GHz, with boost up to 3.9 GHz. L3 cache: 128 MB (total). L2 cache: 512 kB (per core). Built on 7 nm+ process technology. Socket: SP3. Thermal design power (TDP): 190 Watt. Memory support: DDR4-3200. Passmark benchmark score: 43,644 points. Launch price was $1,565.

EPYC 9124

The EPYC 9124 is manufactured by AMD. It was released in 10 November 2022 (3 years ago). It is based on the Genoa (2022−2023) architecture. It features 16 cores and 32 threads. Base frequency is 3 GHz, with boost up to 3.7 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 5 nm, 6 nm process technology. Socket: SP5. Thermal design power (TDP): 200 Watt. Memory support: DDR5-4800. Passmark benchmark score: 43,638 points. Launch price was $1,083.

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Processing Power

Both the EPYC 7343 and EPYC 9124 share an identical 16-core/32-thread configuration. Boost clocks reach 3.9 GHz on the EPYC 7343 versus 3.7 GHz on the EPYC 9124 — a 5.3% clock advantage for the EPYC 7343 (base: 3.2 GHz vs 3 GHz). The EPYC 7343 uses the Milan (2021−2023) architecture (7 nm+), while the EPYC 9124 uses Genoa (2022−2023) (5 nm, 6 nm). In PassMark, the EPYC 7343 scores 43,644 against the EPYC 9124's 43,638 — a 0% lead for the EPYC 7343. L3 cache: 128 MB (total) on the EPYC 7343 vs 64 MB (total) on the EPYC 9124.

Feature	EPYC 7343	EPYC 9124
Cores / Threads	16 / 32	16 / 32
Boost Clock	3.9 GHz+5%	3.7 GHz
Base Clock	3.2 GHz+7%	3 GHz
L3 Cache	128 MB (total)+100%	64 MB (total)
L2 Cache	512 kB (per core)	1 MB (per core)+100%
Process	7 nm+	5 nm, 6 nm-29%
Architecture	Milan (2021−2023)	Genoa (2022−2023)
PassMark	43,644	43,638
Geekbench 6 Single	—	1,770
Geekbench 6 Multi	—	18,000

🧠

Memory & Platform

The EPYC 7343 uses the SP3 socket (PCIe 4.0), while the EPYC 9124 uses SP5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 3200 on the EPYC 7343 versus DDR5-4800 on the EPYC 9124 — the EPYC 9124 supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 9124 supports up to 6144 GB of RAM compared to 4096 GB — 50% more capacity for professional workloads. Memory channels: 8 (EPYC 7343) vs 12 (EPYC 9124). Both provide 128 PCIe lanes. Chipset compatibility: SP3 (EPYC 7343) and SP5 (EPYC 9124).

Feature	EPYC 7343	EPYC 9124
Socket	SP3	SP5
PCIe Generation	PCIe 4.0	PCIe 5.0+25%
Max RAM Speed	3200	DDR5-4800+50%
Max RAM Capacity	4096 GB	6144 GB+50%
RAM Channels	8	12+50%
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. Virtualization support: VT-x, VT-d, AMD-V (EPYC 7343) vs AMD-V (EPYC 9124). Primary use case: EPYC 9124 targets Server. Direct competitor: EPYC 7343 rivals Xeon Gold 6248; EPYC 9124 rivals Xeon Gold 6426Y.

Feature	EPYC 7343	EPYC 9124
Integrated GPU	No	No
IGPU Model	None	None
Unlocked	No	No
AVX-512	Yes	Yes
Virtualization	VT-x, VT-d, AMD-V	AMD-V
Target Use	—	Server

💰

Value Analysis

At launch, the EPYC 7343 was priced at $1565, while the EPYC 9124 came in at $1083. On launch pricing ($1565 vs $1083), EPYC 9124 was $482 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 7343 delivers 27.9 pts/$ vs 40.3 pts/$ for the EPYC 9124 — making the EPYC 9124 the 36.4% better value option.

Feature	EPYC 7343	EPYC 9124
MSRP	$1565	$1083-31%
Performance per Dollar	27.9	40.3+44%
Release Date	2021	2022

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