Core i5-12400F vs EPYC 8434P

CPU

GPU

Core i5-12400F

6 Cores12 Thrd65 WWMax: 4.4 GHz2022

Popular choices:

•••••••••

EPYC 8434P

48 Cores96 Thrd200 WWMax: 3.1 GHz2023

Popular choices:

i5-12400F•••••••••

Performance Spectrum - CPU

Core i5-12400F

6 / 12

19,532

0.0%

66,490

+240.4%

Ryzen Threadripper 3990X

Ryzen Threadripper 9960X

Ryzen Threadripper PRO 9975WX

Ryzen Threadripper PRO 7985WX

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.

Core i5-12400F

2022

Why buy it

✅Costs $1,343 less on MSRP ($174 MSRP vs $1,517 MSRP).
✅Delivers 156.1% more PassMark for each dollar spent, at 112.3 vs 43.8 PassMark/$ ($174 MSRP vs $1,517 MSRP).
✅Draws 65W instead of 200W, a 135W reduction.
✅Includes a boxed cooler (Yes), unlike EPYC 8434P.

Trade-offs

❌Worse for gaming: lower average FPS than EPYC 8434P across 44 shared CPU benchmark tests.
❌Lower PassMark (19,532 vs 66,490).
❌Less compelling for workstation-style loads than EPYC 8434P, which brings 48 cores / 96 threads and 96 PCIe lanes.

EPYC 8434P

2023

Why buy it

✅Better for gaming: +6.6% higher average FPS across 44 shared CPU benchmark tests.
✅Better for workstations and heavier parallel workloads: 48 cores / 96 threads, plus 96 PCIe lanes vs 20.
✅380% more PCIe lanes (96 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark per dollar, at 43.8 vs 112.3 PassMark/$ ($1,517 MSRP vs $174 MSRP).
❌207.7% higher power demand at 200W vs 65W.
❌No boxed cooler included, unlike Core i5-12400F.

Core i5-12400F

2022

EPYC 8434P

2023

Why buy it

✅Costs $1,343 less on MSRP ($174 MSRP vs $1,517 MSRP).
✅Delivers 156.1% more PassMark for each dollar spent, at 112.3 vs 43.8 PassMark/$ ($174 MSRP vs $1,517 MSRP).
✅Draws 65W instead of 200W, a 135W reduction.
✅Includes a boxed cooler (Yes), unlike EPYC 8434P.

Why buy it

✅Better for gaming: +6.6% higher average FPS across 44 shared CPU benchmark tests.
✅Better for workstations and heavier parallel workloads: 48 cores / 96 threads, plus 96 PCIe lanes vs 20.
✅380% more PCIe lanes (96 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than EPYC 8434P across 44 shared CPU benchmark tests.
❌Lower PassMark (19,532 vs 66,490).
❌Less compelling for workstation-style loads than EPYC 8434P, which brings 48 cores / 96 threads and 96 PCIe lanes.

Trade-offs

❌Lower PassMark per dollar, at 43.8 vs 112.3 PassMark/$ ($1,517 MSRP vs $174 MSRP).
❌207.7% higher power demand at 200W vs 65W.
❌No boxed cooler included, unlike Core i5-12400F.

Quick Answers

So, is EPYC 8434P better than Core i5-12400F?

Not in a simple one-size-fits-all way. EPYC 8434P makes more sense for workstation-style multi-core throughput, while Core i5-12400F is the better mainstream desktop choice for gaming, platform cost, and day-to-day practicality.

Which one is better for gaming?

If gaming is the priority, EPYC 8434P is the better pick here. According to our tests, it delivers 6.6% more average FPS across 44 shared CPU game tests. It also has a big cache advantage at 128 MB vs 18 MB.

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 240.4% better PassMark, backed by 48 cores and 96 threads. It also carries the larger cache pool with 611.1% larger total L3 cache (128 MB vs 18 MB).

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

EPYC 8434P is still the faster CPU overall, but Core i5-12400F makes more sense if price matters more than absolute performance. EPYC 8434P is 771.8% more expensive on MSRP at $1,517 MSRP versus $174 MSRP, and it gives you a 6.6% average FPS lead across 44 shared CPU game tests in our data. Core i5-12400F is also 156.1% better value on MSRP (112.3 vs 43.8 PassMark/$), which is why it is easier to justify for price-conscious builds 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), 3D V-Cache and a much larger 128 MB L3 cache instead of 18 MB, more multi-core headroom with 48 cores / 96 threads instead of 6/12, and AVX-512 support for heavier modern compute workloads. 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.

Core i5-12400F Benchmark Check

EPYC 8434P Benchmark Check

Path of Exile 2

Preset	Core i5-12400F	EPYC 8434P
1080p
low	183 FPS	159 FPS
medium	168 FPS	131 FPS
high	139 FPS	110 FPS
ultra	119 FPS	87 FPS
1440p
low	153 FPS	142 FPS
medium	132 FPS	114 FPS
high	106 FPS	90 FPS
ultra	89 FPS	72 FPS
4K
low	87 FPS	68 FPS
medium	81 FPS	58 FPS
high	64 FPS	45 FPS
ultra	49 FPS	37 FPS

Open Core i5-12400F Open EPYC 8434P

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i5-12400F	EPYC 8434P
1080p
low	471 FPS	419 FPS
medium	397 FPS	369 FPS
high	341 FPS	300 FPS
ultra	301 FPS	236 FPS
1440p
low	407 FPS	344 FPS
medium	351 FPS	311 FPS
high	309 FPS	260 FPS
ultra	265 FPS	199 FPS
4K
low	282 FPS	212 FPS
medium	248 FPS	195 FPS
high	229 FPS	163 FPS
ultra	196 FPS	132 FPS

Open Core i5-12400F Open EPYC 8434P

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i5-12400F	EPYC 8434P
1080p
low	488 FPS	860 FPS
medium	488 FPS	786 FPS
high	488 FPS	760 FPS
ultra	488 FPS	682 FPS
1440p
low	488 FPS	663 FPS
medium	488 FPS	587 FPS
high	485 FPS	558 FPS
ultra	434 FPS	498 FPS
4K
low	442 FPS	435 FPS
medium	389 FPS	344 FPS
high	337 FPS	307 FPS
ultra	274 FPS	250 FPS

Open Core i5-12400F Open EPYC 8434P

League of Legends

League of Legends

Valorant

Preset	Core i5-12400F	EPYC 8434P
1080p
low	488 FPS	1023 FPS
medium	488 FPS	913 FPS
high	488 FPS	772 FPS
ultra	488 FPS	651 FPS
1440p
low	488 FPS	833 FPS
medium	488 FPS	712 FPS
high	488 FPS	598 FPS
ultra	473 FPS	492 FPS
4K
low	488 FPS	600 FPS
medium	450 FPS	524 FPS
high	391 FPS	451 FPS
ultra	330 FPS	376 FPS

Open Core i5-12400F Open EPYC 8434P

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i5-12400F and EPYC 8434P

Core i5-12400F

The Core i5-12400F is manufactured by Intel. It was released in 4 January 2022 (3 years ago). It is based on the Alder Lake-S (2022) architecture. It features 6 cores and 12 threads. Base frequency is 2.5 GHz, with boost up to 4.4 GHz. L3 cache: 18 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 65 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 19,532 points. Launch price was $180.

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.

⚡

Processing Power

The Core i5-12400F packs 6 cores / 12 threads, while the EPYC 8434P offers 48 cores / 96 threads — the EPYC 8434P has 42 more cores. Boost clocks reach 4.4 GHz on the Core i5-12400F versus 3.1 GHz on the EPYC 8434P — a 34.7% clock advantage for the Core i5-12400F (base: 2.5 GHz vs 2.5 GHz). The Core i5-12400F uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the EPYC 8434P uses Siena (2023−2024) (5 nm). In PassMark, the Core i5-12400F scores 19,532 against the EPYC 8434P's 66,490 — a 109.2% lead for the EPYC 8434P. L3 cache: 18 MB (total) on the Core i5-12400F vs 128 MB (total) on the EPYC 8434P.

Feature	Core i5-12400F	EPYC 8434P
Cores / Threads	6 / 12	48 / 96+700%
Boost Clock	4.4 GHz+42%	3.1 GHz
Base Clock	2.5 GHz	2.5 GHz
L3 Cache	18 MB (total)	128 MB (total)+611%
L2 Cache	1.25 MB (per core)+25%	1 MB (per core)
Process	Intel 7 nm	5 nm-29%
Architecture	Alder Lake-S (2022)	Siena (2023−2024)
PassMark	19,532	66,490+240%
Cinebench R23 Multi	12,380	—
Geekbench 6 Single	1,700	—
Geekbench 6 Multi	657	—

🧠

Memory & Platform

The Core i5-12400F uses the LGA1700 socket (PCIe 3.0), while the EPYC 8434P uses SP6 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800, DDR4-3200 on the Core i5-12400F versus 4800 on the EPYC 8434P — the EPYC 8434P supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 8434P supports up to 1152 of RAM compared to 128 GB — 160% more capacity for professional workloads. Memory channels: 2 (Core i5-12400F) vs 6 (EPYC 8434P). PCIe lanes: 20 (Core i5-12400F) vs 96 (EPYC 8434P) — the EPYC 8434P offers 76 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F) and SP6 (EPYC 8434P).

Feature	Core i5-12400F	EPYC 8434P
Socket	LGA1700	SP6
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR5-4800, DDR4-3200	4800+95900%
Max RAM Capacity	128 GB+11650744%	1152
RAM Channels	2	6+200%
ECC Support	No	Yes
PCIe Lanes	20	96+380%

🔧

Advanced Features

Virtualization support: VT-x, VT-d, EPT (Core i5-12400F) vs VT-x, VT-d (EPYC 8434P). Primary use case: Core i5-12400F targets Gaming Performance/Value. Direct competitor: Core i5-12400F rivals Ryzen 5 5600; EPYC 8434P rivals Xeon Platinum 8452Y.

Feature	Core i5-12400F	EPYC 8434P
Integrated GPU	No	No
IGPU Model	—	None
Unlocked	—	No
AVX-512	—	Yes
Virtualization	VT-x, VT-d, EPT	VT-x, VT-d
Target Use	Gaming Performance/Value	—

💰

Value Analysis

The Core i5-12400F launched at $174 MSRP, while the EPYC 8434P debuted at $1517. On MSRP ($174 vs $1517), the Core i5-12400F is $1343 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-12400F delivers 112.3 pts/$ vs 43.8 pts/$ for the EPYC 8434P — making the Core i5-12400F the 87.7% better value option.