Core i5-10400F vs EPYC 9684X

Intel

Core i5-10400F

6 Cores12 Thrd65 WWMax: 4.3 GHz2020

Popular choices:

VS
AMD

EPYC 9684X

96 Cores192 Thrd400 WWMax: 3.7 GHz2023

Popular choices:

Performance Spectrum - CPU

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 i5-10400F

2020

Why buy it

  • Costs $14,596 less on MSRP ($160 MSRP vs $14,756 MSRP).
  • Delivers 884.8% more PassMark for each dollar spent, at 81.4 vs 8.3 PassMark/$ ($160 MSRP vs $14,756 MSRP).
  • Draws 65W instead of 400W, a 335W reduction.
  • Includes a boxed cooler (Yes), unlike EPYC 9684X.

Trade-offs

  • Worse for gaming: lower average FPS than EPYC 9684X across 4 shared CPU benchmark tests.
  • Lower PassMark (13,029 vs 122,017).
  • Less compelling for workstation-style loads than EPYC 9684X, which brings 96 cores / 192 threads and 128 PCIe lanes.
  • Older platform position on LGA1200 with DDR4, while EPYC 9684X moves to SP5 and DDR5.

EPYC 9684X

2023

Why buy it

  • Better for gaming: +44.9% higher average FPS across 4 shared CPU benchmark tests.
  • Better for workstations and heavier parallel workloads: 96 cores / 192 threads, plus 128 PCIe lanes vs 16.
  • Newer platform on SP5 with DDR5 support instead of LGA1200 and DDR4.
  • 700% more PCIe lanes (128 vs 16) for storage and expansion-heavy builds.

Trade-offs

  • Lower PassMark per dollar, at 8.3 vs 81.4 PassMark/$ ($14,756 MSRP vs $160 MSRP).
  • 515.4% higher power demand at 400W vs 65W.
  • No boxed cooler included, unlike Core i5-10400F.

Quick Answers

So, is EPYC 9684X better than Core i5-10400F?
Not in a simple one-size-fits-all way. EPYC 9684X makes more sense for workstation-style multi-core throughput, while Core i5-10400F 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 9684X is the better pick here. According to our tests, it delivers 44.9% more average FPS across 4 shared CPU game tests. It also has a big cache advantage at 1.1 GB vs 12 MB.
Which one is better for streaming, content creation, and heavy multitasking?
For streaming, content creation, and heavier multitasking, EPYC 9684X is the better fit. You are getting 836.5% better PassMark, backed by 96 cores and 192 threads. It also carries the larger cache pool with 9500% larger total L3 cache (1.1 GB vs 12 MB).
Which one is the smarter buy today, not just the cheaper CPU?
EPYC 9684X is still the faster CPU overall, but Core i5-10400F makes more sense if price matters more than absolute performance. EPYC 9684X is 9122.5% more expensive on MSRP at $14,756 MSRP versus $160 MSRP, and it gives you a 44.9% average FPS lead across 4 shared CPU game tests in our data. Core i5-10400F is also 884.8% better value on MSRP (81.4 vs 8.3 PassMark/$), 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 9684X is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2020), a healthier platform with SP5 and DDR5 instead of LGA1200, 3D V-Cache and a much larger 1.1 GB L3 cache instead of 12 MB, and more multi-core headroom with 96 cores / 192 threads instead of 6/12. 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.

Path of Exile 2

Path of Exile 2

PresetCore i5-10400FEPYC 9684X
1080p
low192 FPS169 FPS
medium152 FPS140 FPS
high123 FPS120 FPS
ultra100 FPS94 FPS
1440p
low153 FPS147 FPS
medium119 FPS119 FPS
high97 FPS95 FPS
ultra79 FPS76 FPS
4K
low82 FPS69 FPS
medium70 FPS59 FPS
high55 FPS46 FPS
ultra43 FPS38 FPS
Counter-Strike 2

Counter-Strike 2

PresetCore i5-10400FEPYC 9684X
1080p
low326 FPS506 FPS
medium318 FPS442 FPS
high290 FPS353 FPS
ultra253 FPS287 FPS
1440p
low326 FPS416 FPS
medium292 FPS372 FPS
high267 FPS306 FPS
ultra234 FPS242 FPS
4K
low309 FPS256 FPS
medium258 FPS233 FPS
high235 FPS204 FPS
ultra199 FPS170 FPS
League of Legends

League of Legends

PresetCore i5-10400FEPYC 9684X
1080p
low326 FPS668 FPS
medium326 FPS558 FPS
high326 FPS519 FPS
ultra326 FPS452 FPS
1440p
low326 FPS509 FPS
medium326 FPS423 FPS
high326 FPS388 FPS
ultra326 FPS335 FPS
4K
low326 FPS374 FPS
medium326 FPS292 FPS
high289 FPS261 FPS
ultra229 FPS209 FPS
Valorant

Valorant

PresetCore i5-10400FEPYC 9684X
1080p
low326 FPS902 FPS
medium326 FPS822 FPS
high326 FPS708 FPS
ultra326 FPS623 FPS
1440p
low326 FPS721 FPS
medium326 FPS628 FPS
high326 FPS538 FPS
ultra326 FPS459 FPS
4K
low326 FPS517 FPS
medium326 FPS462 FPS
high326 FPS405 FPS
ultra326 FPS348 FPS

Technical Specifications

Side-by-side comparison of Core i5-10400F and EPYC 9684X

Intel

Core i5-10400F

The Core i5-10400F is manufactured by Intel. It was released in 30 April 2020 (5 years ago). It is based on the Comet Lake (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 2.9 GHz, with boost up to 4.3 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 13,029 points. Launch price was $155.

AMD

EPYC 9684X

The EPYC 9684X is manufactured by AMD. It was released in 13 June 2023 (2 years ago). It is based on the Genoa-X (2023) architecture. It features 96 cores and 192 threads. Base frequency is 2.55 GHz, with boost up to 3.7 GHz. L3 cache: 1152 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: SP5. Thermal design power (TDP): 400 Watt. Memory support: DDR5. Passmark benchmark score: 122,017 points. Launch price was $14,756.

Processing Power

The Core i5-10400F packs 6 cores / 12 threads, while the EPYC 9684X offers 96 cores / 192 threads — the EPYC 9684X has 90 more cores. Boost clocks reach 4.3 GHz on the Core i5-10400F versus 3.7 GHz on the EPYC 9684X — a 15% clock advantage for the Core i5-10400F (base: 2.9 GHz vs 2.55 GHz). The Core i5-10400F uses the Comet Lake (2020−2025) architecture (14 nm), while the EPYC 9684X uses Genoa-X (2023) (5 nm). In PassMark, the Core i5-10400F scores 13,029 against the EPYC 9684X's 122,017 — a 161.4% lead for the EPYC 9684X. L3 cache: 12 MB (total) on the Core i5-10400F vs 1152 MB (total) on the EPYC 9684X.

FeatureCore i5-10400FEPYC 9684X
Cores / Threads
6 / 12
96 / 192+1500%
Boost Clock
4.3 GHz+16%
3.7 GHz
Base Clock
2.9 GHz+14%
2.55 GHz
L3 Cache
12 MB (total)
1152 MB (total)+9500%
L2 Cache
256K (per core)
1 MB (per core)+300%
Process
14 nm
5 nm-64%
Architecture
Comet Lake (2020−2025)
Genoa-X (2023)
PassMark
13,029
122,017+837%
Cinebench R23 Multi
8,191
Geekbench 6 Single
1,454
Geekbench 6 Multi
5,783
🧠

Memory & Platform

The Core i5-10400F uses the LGA1200 socket (PCIe 3.0), while the EPYC 9684X uses SP5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Core i5-10400F versus DDR5-4800 on the EPYC 9684X — the EPYC 9684X supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-10400F supports up to 128 GB of RAM compared to 6 TB 182.1% more capacity for professional workloads. Memory channels: 2 (Core i5-10400F) vs 12 (EPYC 9684X). PCIe lanes: 16 (Core i5-10400F) vs 128 (EPYC 9684X) — the EPYC 9684X offers 112 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H410,B460,H470,Z490,H510,B560,H570,Z590 (Core i5-10400F) and SP5 (EPYC 9684X).

FeatureCore i5-10400FEPYC 9684X
Socket
LGA1200
SP5
PCIe Generation
PCIe 3.0
PCIe 5.0+67%
Max RAM Speed
DDR4-2666
DDR5-4800+25%
Max RAM Capacity
128 GB
6 TB+4700%
RAM Channels
2
12+500%
ECC Support
No
Yes
PCIe Lanes
16
128+700%
🔧

Advanced Features

Virtualization support: VT-x, VT-d (Core i5-10400F) vs AMD-V, SEV-SNP (EPYC 9684X). Primary use case: Core i5-10400F targets Gaming, EPYC 9684X targets HPC / Cache Sensitive Workloads. Direct competitor: Core i5-10400F rivals Ryzen 5 3600; EPYC 9684X rivals Xeon 6979P.

FeatureCore i5-10400FEPYC 9684X
Integrated GPU
No
No
Unlocked
No
AVX-512
No
Virtualization
VT-x, VT-d
AMD-V, SEV-SNP
Target Use
Gaming
HPC / Cache Sensitive Workloads
💰

Value Analysis

The Core i5-10400F launched at $160 MSRP, while the EPYC 9684X debuted at $14756. On MSRP ($160 vs $14756), the Core i5-10400F is $14596 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-10400F delivers 81.4 pts/$ vs 8.3 pts/$ for the EPYC 9684X — making the Core i5-10400F the 163.1% better value option.

FeatureCore i5-10400FEPYC 9684X
MSRP
$160-99%
$14756
Performance per Dollar
81.4+881%
8.3
Release Date
2020
2023