Xeon Gold 6138T vs Xeon Gold 6334

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.

Xeon Gold 6138T vs Xeon Gold 6334 FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Xeon Gold 6138T vs Xeon Gold 6334: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Xeon Gold 6138T

2017

Why buy it

✅+52.8% larger total L3 cache (28 MB vs 18 MB).
✅Draws 125W instead of 165W, a 40W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon Gold 6334 across 50 shared CPU benchmark tests.
❌Lower PassMark (20,356 vs 20,512).
❌Launch MSRP is still $2,742 MSRP, while Xeon Gold 6334 mostly shows up through inconsistent older-market listings.

Xeon Gold 6334

2021

Why buy it

✅Better for gaming: +12.5% higher average FPS across 50 shared CPU benchmark tests.
✅33.3% more PCIe lanes (64 vs 48) for storage and expansion-heavy builds.

Trade-offs

❌Smaller total L3 cache (18 MB vs 28 MB).
❌32% higher power demand at 165W vs 125W.

Quick Answers

So, is Xeon Gold 6334 better than Xeon Gold 6138T?

Yes. Xeon Gold 6334 is the better all-around CPU here. It gives you a 12.5% average FPS lead across 50 shared CPU game tests in our data, 0.8% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Xeon Gold 6334 is the better pick. According to our tests, it delivers 12.5% more average FPS across 50 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Xeon Gold 6334 is the stronger fit. You are getting 0.8% better PassMark, backed by 8 cores and 16 threads.

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

Xeon Gold 6334 is still the faster CPU overall, but Xeon Gold 6138T is easier to justify if budget matters more than peak performance. Xeon Gold 6334 comes in at an unclear MSRP at unclear MSRP versus $2,742 MSRP, and it still gives you a 12.5% average FPS lead across 50 shared CPU game tests in our data. Xeon Gold 6138T is also 100.0% better value on MSRP (7.4 vs 0.0 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

Which one is more future-proof for 2026 and beyond?

Xeon Gold 6334 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2021 vs 2017) and more multi-core headroom with 8 cores / 16 threads instead of 20/40. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Xeon Gold 6138T vs Xeon Gold 6334 Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Xeon Gold 6138T

The Xeon Gold 6138T is manufactured by Intel. It was released in 25 April 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 20 cores and 40 threads. Base frequency is 2 GHz, with boost up to 3.7 GHz. L3 cache: 27.5 MB. L2 cache: 20 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 125 Watt. Memory support: DDR4-2666. Passmark benchmark score: 20,356 points. Launch price was $2,742.

Xeon Gold 6334

The Xeon Gold 6334 is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-SP (2021) architecture. It features 8 cores and 16 threads. Base frequency is 3.6 GHz, with boost up to 3.7 GHz. L3 cache: 18 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 165 Watt. Memory support: DDR4-3200. Passmark benchmark score: 20,512 points. Launch price was $800.

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Processing Power

The Xeon Gold 6138T packs 20 cores / 40 threads, while the Xeon Gold 6334 offers 8 cores / 16 threads — the Xeon Gold 6138T has 12 more cores. Boost clocks reach 3.7 GHz on the Xeon Gold 6138T versus 3.7 GHz on the Xeon Gold 6334 — identical boost frequencies (base: 2 GHz vs 3.6 GHz). The Xeon Gold 6138T uses the Skylake (server) (2017−2018) architecture (14 nm), while the Xeon Gold 6334 uses Ice Lake-SP (2021) (10 nm). In PassMark, the Xeon Gold 6138T scores 20,356 against the Xeon Gold 6334's 20,512 — a 0.8% lead for the Xeon Gold 6334. L3 cache: 27.5 MB on the Xeon Gold 6138T vs 18 MB (total) on the Xeon Gold 6334.

Feature	Xeon Gold 6138T	Xeon Gold 6334
Cores / Threads	20 / 40+150%	8 / 16
Boost Clock	3.7 GHz	3.7 GHz
Base Clock	2 GHz	3.6 GHz+80%
L3 Cache	27.5 MB+53%	18 MB (total)
L2 Cache	20 MB+1900%	1 MB (per core)
Process	14 nm	10 nm-29%
Architecture	Skylake (server) (2017−2018)	Ice Lake-SP (2021)
PassMark	20,356	20,512
Geekbench 6 Single	1,030	—
Geekbench 6 Multi	11,988	—

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Memory & Platform

The Xeon Gold 6138T uses the LGA3647 socket (PCIe 3.0), while the Xeon Gold 6334 uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Xeon Gold 6138T versus 3200 on the Xeon Gold 6334 — the Xeon Gold 6334 supports 20% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6334 supports up to 6144 GB of RAM compared to 768 GB — 700% more capacity for professional workloads. Memory channels: 6 (Xeon Gold 6138T) vs 8 (Xeon Gold 6334). PCIe lanes: 48 (Xeon Gold 6138T) vs 64 (Xeon Gold 6334) — the Xeon Gold 6334 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C620 (Xeon Gold 6138T) and C621A (Xeon Gold 6334).

Feature	Xeon Gold 6138T	Xeon Gold 6334
Socket	LGA3647	LGA4189
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR4-2666	3200+20%
Max RAM Capacity	768 GB	6144 GB+700%
RAM Channels	6	8+33%
ECC Support	Yes	Yes
PCIe Lanes	48	64+33%

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Advanced Features

Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: Yes (Xeon Gold 6138T) vs VT-x, VT-d (Xeon Gold 6334). Direct competitor: Xeon Gold 6334 rivals EPYC 72F3.