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 8434P

2023

Why buy it

✅+1.4% higher PassMark.
✅Costs $1,473 less on MSRP ($1,517 MSRP vs $2,990 MSRP).
✅Delivers 99.9% more PassMark for each dollar spent, at 43.8 vs 21.9 PassMark/$ ($1,517 MSRP vs $2,990 MSRP).
✅Draws 200W instead of 210W, a 10W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than EPYC 9334 across 37 shared CPU benchmark tests.

EPYC 9334

2022

Why buy it

✅Better for gaming: +5.8% higher average FPS across 37 shared CPU benchmark tests.
✅33.3% more PCIe lanes (128 vs 96) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (65,568 vs 66,490).
❌Lower PassMark per dollar, at 21.9 vs 43.8 PassMark/$ ($2,990 MSRP vs $1,517 MSRP).

EPYC 8434P

2023

EPYC 9334

2022

Why buy it

✅+1.4% higher PassMark.
✅Costs $1,473 less on MSRP ($1,517 MSRP vs $2,990 MSRP).
✅Delivers 99.9% more PassMark for each dollar spent, at 43.8 vs 21.9 PassMark/$ ($1,517 MSRP vs $2,990 MSRP).
✅Draws 200W instead of 210W, a 10W reduction.

Why buy it

✅Better for gaming: +5.8% higher average FPS across 37 shared CPU benchmark tests.
✅33.3% more PCIe lanes (128 vs 96) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than EPYC 9334 across 37 shared CPU benchmark tests.

Trade-offs

❌Lower PassMark (65,568 vs 66,490).
❌Lower PassMark per dollar, at 21.9 vs 43.8 PassMark/$ ($2,990 MSRP vs $1,517 MSRP).

Quick Answers

So, is EPYC 8434P better than EPYC 9334?

It depends on what matters more to you. For gaming, EPYC 9334 is ahead with a 5.8% average FPS lead across 37 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, EPYC 8434P pulls ahead with 1.4% better PassMark.

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

For streaming, content creation, and heavier multitasking, EPYC 8434P is the better fit. You are getting 1.4% better PassMark, backed by 48 cores and 96 threads.

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

EPYC 8434P is the smarter buy today. EPYC 8434P is $1,473 cheaper on MSRP at $1,517 MSRP versus $2,990 MSRP, and it gives you 1.4% better PassMark. The trade-off is that EPYC 9334 is still the better pure gaming CPU with a 5.8% average FPS lead across 37 shared CPU game tests in our data. It is also 99.9% better value on MSRP (43.8 vs 21.9 PassMark/$), 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?

EPYC 8434P is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2022) and more multi-core headroom with 48 cores / 96 threads instead of 32/64. That extra cache should hold up really well in CPU-limited games and high-refresh builds.

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 8434P Benchmark Check

EPYC 9334 Benchmark Check

Path of Exile 2

Preset	EPYC 8434P	EPYC 9334
1080p
low	159 FPS	170 FPS
medium	131 FPS	141 FPS
high	110 FPS	122 FPS
ultra	87 FPS	96 FPS
1440p
low	142 FPS	148 FPS
medium	114 FPS	120 FPS
high	90 FPS	97 FPS
ultra	72 FPS	77 FPS
4K
low	68 FPS	70 FPS
medium	58 FPS	59 FPS
high	45 FPS	47 FPS
ultra	37 FPS	39 FPS

Open EPYC 8434P Open EPYC 9334

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	EPYC 8434P	EPYC 9334
1080p
low	419 FPS	533 FPS
medium	369 FPS	465 FPS
high	300 FPS	373 FPS
ultra	236 FPS	303 FPS
1440p
low	344 FPS	438 FPS
medium	311 FPS	392 FPS
high	260 FPS	323 FPS
ultra	199 FPS	255 FPS
4K
low	212 FPS	270 FPS
medium	195 FPS	246 FPS
high	163 FPS	216 FPS
ultra	132 FPS	179 FPS

Open EPYC 8434P Open EPYC 9334

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	EPYC 8434P	EPYC 9334
1080p
low	860 FPS	646 FPS
medium	786 FPS	538 FPS
high	760 FPS	501 FPS
ultra	682 FPS	436 FPS
1440p
low	663 FPS	502 FPS
medium	587 FPS	417 FPS
high	558 FPS	382 FPS
ultra	498 FPS	330 FPS
4K
low	435 FPS	374 FPS
medium	344 FPS	291 FPS
high	307 FPS	260 FPS
ultra	250 FPS	208 FPS

Open EPYC 8434P Open EPYC 9334

League of Legends

League of Legends

Valorant

Preset	EPYC 8434P	EPYC 9334
1080p
low	1023 FPS	856 FPS
medium	913 FPS	786 FPS
high	772 FPS	678 FPS
ultra	651 FPS	598 FPS
1440p
low	833 FPS	689 FPS
medium	712 FPS	605 FPS
high	598 FPS	518 FPS
ultra	492 FPS	443 FPS
4K
low	600 FPS	494 FPS
medium	524 FPS	445 FPS
high	451 FPS	391 FPS
ultra	376 FPS	336 FPS

Open EPYC 8434P Open EPYC 9334

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of EPYC 8434P and EPYC 9334

EPYC 8434P

The EPYC 8434P is manufactured by AMD. It was released in 18 September 2023 (2 years ago). It is based on the Siena (2023−2024) architecture. It features 48 cores and 96 threads. Base frequency is 2.5 GHz, with boost up to 3.1 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: SP6. Thermal design power (TDP): 200 Watt. Memory support: DDR5. Passmark benchmark score: 66,490 points. Launch price was $2,700.

EPYC 9334

The EPYC 9334 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 32 cores and 64 threads. Base frequency is 2.7 GHz, with boost up to 3.9 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 5 nm, 6 nm process technology. Socket: SP5. Thermal design power (TDP): 210 Watt. Memory support: DDR5-4800. Passmark benchmark score: 65,568 points. Launch price was $2,990.

⚡

Processing Power

The EPYC 8434P packs 48 cores / 96 threads, while the EPYC 9334 offers 32 cores / 64 threads — the EPYC 8434P has 16 more cores. Boost clocks reach 3.1 GHz on the EPYC 8434P versus 3.9 GHz on the EPYC 9334 — a 22.9% clock advantage for the EPYC 9334 (base: 2.5 GHz vs 2.7 GHz). The EPYC 8434P uses the Siena (2023−2024) architecture (5 nm), while the EPYC 9334 uses Genoa (2022−2023) (5 nm, 6 nm). In PassMark, the EPYC 8434P scores 66,490 against the EPYC 9334's 65,568 — a 1.4% lead for the EPYC 8434P. Both processors carry 128 MB (total) of L3 cache.

Feature	EPYC 8434P	EPYC 9334
Cores / Threads	48 / 96+50%	32 / 64
Boost Clock	3.1 GHz	3.9 GHz+26%
Base Clock	2.5 GHz	2.7 GHz+8%
L3 Cache	128 MB (total)	128 MB (total)
L2 Cache	1 MB (per core)	1 MB (per core)
Process	5 nm	5 nm, 6 nm
Architecture	Siena (2023−2024)	Genoa (2022−2023)
PassMark	66,490+1%	65,568

🧠

Memory & Platform

The EPYC 8434P uses the SP6 socket (PCIe 4.0), while the EPYC 9334 uses SP5 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to 4800 memory speed. The EPYC 9334 supports up to 6144 of RAM compared to 1152 — 136.8% more capacity for professional workloads. Memory channels: 6 (EPYC 8434P) vs 12 (EPYC 9334). PCIe lanes: 96 (EPYC 8434P) vs 128 (EPYC 9334) — the EPYC 9334 offers 32 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP6 (EPYC 8434P) and SP5 (EPYC 9334).

Feature	EPYC 8434P	EPYC 9334
Socket	SP6	SP5
PCIe Generation	PCIe 4.0	PCIe 5.0+25%
Max RAM Speed	4800	4800
Max RAM Capacity	1152	6144+433%
RAM Channels	6	12+100%
ECC Support	Yes	Yes
PCIe Lanes	96	128+33%

🔧

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 8434P rivals Xeon Platinum 8452Y; EPYC 9334 rivals Xeon Platinum 8468.

Feature	EPYC 8434P	EPYC 9334
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

The EPYC 8434P launched at $1517 MSRP, while the EPYC 9334 debuted at $2990. On MSRP ($1517 vs $2990), the EPYC 8434P is $1473 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 8434P delivers 43.8 pts/$ vs 21.9 pts/$ for the EPYC 9334 — making the EPYC 8434P the 66.6% better value option.