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.

Ryzen 7 7800X3D

2023

Why buy it

✅Better for gaming: +47.2% higher average FPS across 4 shared CPU benchmark tests.
✅Draws 120W instead of 205W, a 85W reduction.
✅Newer platform on AM5 with DDR5 support instead of LGA3647 and DDR4.
✅100+% more PCIe lanes (28 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with AMD Radeon Graphics (2-core), while Xeon Gold 6143 needs a discrete GPU.

Trade-offs

❌Less compelling for workstation-style loads than Xeon Gold 6143, which brings 16 cores / 32 threads.
❌
31.3% HIGHER MSRP
$449 MSRPvs$342 MSRP

Xeon Gold 6143

2017

Why buy it

✅Better for workstations and heavier parallel workloads: 16 cores / 32 threads.
✅Costs $107 less on MSRP ($342 MSRP vs $449 MSRP).

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 7800X3D across 4 shared CPU benchmark tests.
❌Lower PassMark (24,786 vs 34,293).
❌70.8% higher power demand at 205W vs 120W.
❌Older platform position on LGA3647 with DDR4, while Ryzen 7 7800X3D moves to AM5 and DDR5.
❌No integrated graphics, while Ryzen 7 7800X3D can still boot and troubleshoot without a discrete GPU.

Ryzen 7 7800X3D

2023

Xeon Gold 6143

2017

Why buy it

✅Better for gaming: +47.2% higher average FPS across 4 shared CPU benchmark tests.
✅Draws 120W instead of 205W, a 85W reduction.
✅Newer platform on AM5 with DDR5 support instead of LGA3647 and DDR4.
✅100+% more PCIe lanes (28 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with AMD Radeon Graphics (2-core), while Xeon Gold 6143 needs a discrete GPU.

Why buy it

✅Better for workstations and heavier parallel workloads: 16 cores / 32 threads.
✅Costs $107 less on MSRP ($342 MSRP vs $449 MSRP).

Trade-offs

❌Less compelling for workstation-style loads than Xeon Gold 6143, which brings 16 cores / 32 threads.
❌
31.3% HIGHER MSRP
$449 MSRPvs$342 MSRP

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 7800X3D across 4 shared CPU benchmark tests.
❌Lower PassMark (24,786 vs 34,293).
❌70.8% higher power demand at 205W vs 120W.
❌Older platform position on LGA3647 with DDR4, while Ryzen 7 7800X3D moves to AM5 and DDR5.
❌No integrated graphics, while Ryzen 7 7800X3D can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Ryzen 7 7800X3D better than Xeon Gold 6143?

Not in a simple one-size-fits-all way. Xeon Gold 6143 makes more sense for workstation-style multi-core throughput, while Ryzen 7 7800X3D 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, Ryzen 7 7800X3D is the better pick here. According to our tests, it delivers 47.2% more average FPS across 4 shared CPU game tests. It also has a big cache advantage at 96 MB vs 22 MB.

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

For streaming, content creation, and heavier multitasking, Ryzen 7 7800X3D is the better fit. You are getting 38.4% better PassMark, backed by 8 cores and 16 threads. It also carries the larger cache pool with 336.4% larger total L3 cache (96 MB vs 22 MB).

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

Ryzen 7 7800X3D is the smarter buy today. Ryzen 7 7800X3D is 31.3% more expensive on MSRP at $449 MSRP versus $342 MSRP, and it gives you a 47.2% average FPS lead across 4 shared CPU game tests in our data. It is also 5.4% better value on MSRP (76.4 vs 72.5 PassMark/$), 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?

Ryzen 7 7800X3D is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2017), a healthier platform with AM5 and DDR5 instead of LGA3647, 3D V-Cache and a much larger 96 MB L3 cache instead of 22 MB, more multi-core headroom with 8 cores / 16 threads instead of 16/32, and AVX-512 support for heavier modern compute workloads. 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.

Ryzen 7 7800X3D Benchmark Check

Xeon Gold 6143 Benchmark Check

Path of Exile 2

Preset	Ryzen 7 7800X3D	Xeon Gold 6143
1080p
low	266 FPS	183 FPS
medium	247 FPS	147 FPS
high	211 FPS	119 FPS
ultra	186 FPS	93 FPS
1440p
low	258 FPS	146 FPS
medium	215 FPS	114 FPS
high	171 FPS	92 FPS
ultra	154 FPS	72 FPS
4K
low	179 FPS	68 FPS
medium	149 FPS	57 FPS
high	112 FPS	45 FPS
ultra	100 FPS	36 FPS

Open Ryzen 7 7800X3D Open Xeon Gold 6143

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 7 7800X3D	Xeon Gold 6143
1080p
low	857 FPS	397 FPS
medium	735 FPS	343 FPS
high	579 FPS	286 FPS
ultra	491 FPS	240 FPS
1440p
low	715 FPS	344 FPS
medium	607 FPS	305 FPS
high	497 FPS	254 FPS
ultra	396 FPS	212 FPS
4K
low	393 FPS	222 FPS
medium	337 FPS	198 FPS
high	314 FPS	176 FPS
ultra	271 FPS	144 FPS

Open Ryzen 7 7800X3D Open Xeon Gold 6143

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 7 7800X3D	Xeon Gold 6143
1080p
low	857 FPS	620 FPS
medium	857 FPS	620 FPS
high	857 FPS	620 FPS
ultra	857 FPS	620 FPS
1440p
low	857 FPS	620 FPS
medium	851 FPS	620 FPS
high	786 FPS	620 FPS
ultra	656 FPS	589 FPS
4K
low	558 FPS	514 FPS
medium	479 FPS	420 FPS
high	427 FPS	370 FPS
ultra	362 FPS	302 FPS

Open Ryzen 7 7800X3D Open Xeon Gold 6143

League of Legends

League of Legends

Valorant

Preset	Ryzen 7 7800X3D	Xeon Gold 6143
1080p
low	857 FPS	620 FPS
medium	857 FPS	620 FPS
high	857 FPS	620 FPS
ultra	782 FPS	620 FPS
1440p
low	857 FPS	620 FPS
medium	760 FPS	620 FPS
high	669 FPS	614 FPS
ultra	576 FPS	519 FPS
4K
low	618 FPS	587 FPS
medium	556 FPS	516 FPS
high	495 FPS	453 FPS
ultra	428 FPS	380 FPS

Open Ryzen 7 7800X3D Open Xeon Gold 6143

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 7 7800X3D and Xeon Gold 6143

Ryzen 7 7800X3D

The Ryzen 7 7800X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 8 cores and 16 threads. Base frequency is 4.4 GHz, with boost up to 5 GHz. L3 cache: 96 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 34,293 points. Launch price was $449.

Xeon Gold 6143

The Xeon Gold 6143 is manufactured by Intel. It was released in 2015-01-01. It features 16 cores and 32 threads. Base frequency is 2.8 GHz, with boost up to 4 GHz. L3 cache: 22 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2666. Passmark benchmark score: 24,786 points. Launch price was $800.

⚡

Processing Power

The Ryzen 7 7800X3D packs 8 cores / 16 threads, while the Xeon Gold 6143 offers 16 cores / 32 threads — the Xeon Gold 6143 has 8 more cores. Boost clocks reach 5 GHz on the Ryzen 7 7800X3D versus 4 GHz on the Xeon Gold 6143 — a 22.2% clock advantage for the Ryzen 7 7800X3D (base: 4.4 GHz vs 2.8 GHz). The Ryzen 7 7800X3D is built on the Raphael (Zen4) (2022−2023) architecture. In PassMark, the Ryzen 7 7800X3D scores 34,293 against the Xeon Gold 6143's 24,786 — a 32.2% lead for the Ryzen 7 7800X3D. L3 cache: 96 MB (total) on the Ryzen 7 7800X3D vs 22 MB on the Xeon Gold 6143.

Feature	Ryzen 7 7800X3D	Xeon Gold 6143
Cores / Threads	8 / 16	16 / 32+100%
Boost Clock	5 GHz+25%	4 GHz
Base Clock	4.4 GHz+57%	2.8 GHz
L3 Cache	96 MB (total)+336%	22 MB
L2 Cache	1 MB (per core)	—
Process	5 nm-64%	14 nm
Architecture	Raphael (Zen4) (2022−2023)	—
PassMark	34,293+38%	24,786
Cinebench R23 Multi	18,500	—
Geekbench 6 Single	2,700	—
Geekbench 6 Multi	15,000	—

🧠

Memory & Platform

The Ryzen 7 7800X3D uses the AM5 socket (PCIe 5.0), while the Xeon Gold 6143 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Ryzen 7 7800X3D	Xeon Gold 6143
Socket	AM5	LGA3647
PCIe Generation	PCIe 5.0+67%	PCIe 3.0
Max RAM Speed	DDR5-5200	—
Max RAM Capacity	128 GB	—
RAM Channels	2	—
ECC Support	Yes	—
PCIe Lanes	28	—

🔧

Advanced Features

Virtualization: AMD-V (Ryzen 7 7800X3D) / not specified (Xeon Gold 6143). The Ryzen 7 7800X3D includes integrated graphics (AMD Radeon Graphics (2-core)), while the Xeon Gold 6143 requires a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K.

Feature	Ryzen 7 7800X3D	Xeon Gold 6143
Integrated GPU	Yes	—
IGPU Model	AMD Radeon Graphics (2-core)	—
Unlocked	Yes	—
AVX-512	Yes	—
Virtualization	AMD-V	—
Target Use	Gaming	—

💰

Value Analysis

The Ryzen 7 7800X3D launched at $449 MSRP, while the Xeon Gold 6143 debuted at $342. On MSRP ($449 vs $342), the Xeon Gold 6143 is $107 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 7 7800X3D delivers 76.4 pts/$ vs 72.5 pts/$ for the Xeon Gold 6143 — making the Ryzen 7 7800X3D the 5.2% better value option.