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CPU Comparison: FPS, Specs & Value

Core i5-8400 vs Xeon w5-3435X

The Core i5-8400 is quite a bit slower than the Xeon w5-3435X on average across 100+ games. We cannot compare value as at least one CPU is out of stock.

bar_chartBenchmarks groupCommunity calculateFPS Calculator compressBottleneck Calculator

CPU

$198.95View CPUAll CPUs

Up to 773% cheaper – $198.95 vs $1589
Up to 486% better value for money

CPU

View All CPUs

Up to 49% faster on average across 100+ games
Is 5 years and 5 months newer
Up to 773% more expensive – $1589 vs $198.95

FPS Comparison Across Popular Games

Predicted average FPS at 1080p, 1440p, and 4K, based on real game benchmarks.

Resolution

Quality

Paired GPU

View Compare All GPUs

Select GPU

Fortnite2017

Core i5-8400

327FPS

Xeon w5-3435X

332FPS

Elden Ring2022

Core i5-8400

152FPS

Xeon w5-3435X

165FPS

Escape From Tarkov2017

Core i5-8400

221FPS

Xeon w5-3435X

243FPS

Grand Theft Auto V2013

Core i5-8400

205FPS

Xeon w5-3435X

217FPS

League of Legends2009

Core i5-8400

218FPS

Xeon w5-3435X

323FPS

Valorant2020

Core i5-8400

593FPS

Xeon w5-3435X

694FPS

Minecraft2011

Destiny 22017

Specs & Benchmark Comparison

Side-by-side specs, synthetic benchmarks, and key hardware differences.

Scorehelp

Core i5-8400

28%

Xeon w5-3435X

74%

Xeon w5-3435X ranks 46 points higher.

Coreshelp

Core i5-8400

Xeon w5-3435X

Xeon w5-3435X has 10 more cores.

Threadshelp

Core i5-8400

Xeon w5-3435X

Xeon w5-3435X has 26 more threads.

L3 Cachehelp

Core i5-8400

9 MB

Xeon w5-3435X

45 MB

Xeon w5-3435X has 36 MB more L3 cache.

Base Frequencyhelp

Core i5-8400

2.8 GHz

Xeon w5-3435X

3.1 GHz

Xeon w5-3435X has a 11% higher base clock.

Turbo Frequencyhelp

Core i5-8400

4 GHz

Xeon w5-3435X

4.7 GHz

Xeon w5-3435X boosts 18% higher.

TDPhelp

Core i5-8400

65W

Xeon w5-3435X

270W

Core i5-8400 draws 205W less power.

Pricehelp

Core i5-8400

$198.95

Xeon w5-3435X

Core i5-8400Xeon w5-3435X

LGA1151

Sockethelp

LGA4677

Coffee Lake

Codenamehelp

Sapphire Rapids

Desktop

Segmenthelp

Server/Workstation

UHD Graphics 630

Integrated GPUhelp

No Integrated Graphics

2666 MHz (DDR4)

RAMhelp

4800 MHz (DDR5)

Not Overclockable

Overclock Supporthelp

Overclockable

Frequently Asked Questions

compare_arrowsWhich is better, Core i5-8400 or Xeon w5-3435X?expand_more

The Xeon w5-3435X. It's 164% faster than the Core i5-8400 on average across 100+ games, scoring 74/100 vs 28/100 in our gaming rating.

speedHow much faster is Xeon w5-3435X than Core i5-8400?expand_more

164% faster on average. The gap varies by game and resolution, check the per-game FPS comparison above.

aspect_ratioWhich is better for 1440p and 4K gaming, Core i5-8400 or Xeon w5-3435X?expand_more

The Xeon w5-3435X is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.

paidIs the Xeon w5-3435X worth buying in 2026?expand_more

It scores 74/100 in our gaming rating, faster than most CPUs on the market. Good buy if the price is right.

differenceWhat is the difference between Core i5-8400 and Xeon w5-3435X?expand_more

Performance: Core i5-8400 scores 28/100, Xeon w5-3435X scores 74/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.

compressWill the Core i5-8400 or Xeon w5-3435X bottleneck my PC?expand_more

Depends on the rest of your build, especially your GPU. Swap the paired GPU in the FPS section above to see if it limits performance, or use our bottleneck calculator for a full analysis.

upgradeIs it worth upgrading to the Core i5-8400 or Xeon w5-3435X?expand_more

The Xeon w5-3435X is the stronger pick at 74/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.