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 Threadripper 3990X

2019

Why buy it

✅Better for gaming: +11.6% higher average FPS across 47 shared CPU benchmark tests.
✅+77.8% larger total L3 cache (256 MB vs 144 MB).
✅Costs $1,005 less on MSRP ($3,990 MSRP vs $4,995 MSRP).
✅Delivers 25.6% more PassMark for each dollar spent, at 20.0 vs 15.9 PassMark/$ ($3,990 MSRP vs $4,995 MSRP).

Trade-offs

❌Lower Geekbench multi-core (22,045 vs 45,000).
❌Older platform position on TR4 with DDR4, while Xeon 6737P moves to LGA4710 and DDR5.
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Xeon 6737P

2025

Why buy it

✅+104.1% higher Geekbench multi-core.
✅Draws 270W instead of 280W, a 10W reduction.
✅Newer platform on LGA4710 with DDR5 support instead of TR4 and DDR4.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen Threadripper 3990X across 47 shared CPU benchmark tests.
❌Smaller total L3 cache (144 MB vs 256 MB).
❌Lower PassMark per dollar, at 15.9 vs 20.0 PassMark/$ ($4,995 MSRP vs $3,990 MSRP).

Ryzen Threadripper 3990X

2019

Xeon 6737P

2025

Why buy it

✅Better for gaming: +11.6% higher average FPS across 47 shared CPU benchmark tests.
✅+77.8% larger total L3 cache (256 MB vs 144 MB).
✅Costs $1,005 less on MSRP ($3,990 MSRP vs $4,995 MSRP).
✅Delivers 25.6% more PassMark for each dollar spent, at 20.0 vs 15.9 PassMark/$ ($3,990 MSRP vs $4,995 MSRP).

Why buy it

✅+104.1% higher Geekbench multi-core.
✅Draws 270W instead of 280W, a 10W reduction.
✅Newer platform on LGA4710 with DDR5 support instead of TR4 and DDR4.

Trade-offs

❌Lower Geekbench multi-core (22,045 vs 45,000).
❌Older platform position on TR4 with DDR4, while Xeon 6737P moves to LGA4710 and DDR5.
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen Threadripper 3990X across 47 shared CPU benchmark tests.
❌Smaller total L3 cache (144 MB vs 256 MB).
❌Lower PassMark per dollar, at 15.9 vs 20.0 PassMark/$ ($4,995 MSRP vs $3,990 MSRP).

Quick Answers

So, is Xeon 6737P better than Ryzen Threadripper 3990X?

It depends on what matters more to you. For gaming, Ryzen Threadripper 3990X is ahead with a 11.6% average FPS lead across 47 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Xeon 6737P pulls ahead with 104.1% better Geekbench multi-core. Ryzen Threadripper 3990X also has the bigger cache pool with 77.8% larger total L3 cache (256 MB vs 144 MB).

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

For streaming, content creation, and heavier multitasking, Xeon 6737P is the better fit. You are getting 104.1% better Geekbench multi-core, backed by 32 cores and 64 threads.

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

Xeon 6737P is still the faster CPU overall, but Ryzen Threadripper 3990X makes more sense if price matters more than absolute performance. Xeon 6737P is 25.2% more expensive on MSRP at $4,995 MSRP versus $3,990 MSRP, and it gives you 104.1% better Geekbench multi-core. The trade-off is that Ryzen Threadripper 3990X is still the better pure gaming CPU with a 11.6% average FPS lead across 47 shared CPU game tests in our data. Ryzen Threadripper 3990X is also 25.6% better value on MSRP (20.0 vs 15.9 PassMark/$), which is why it is easier to justify for price-conscious builds on paper.

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

Xeon 6737P is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2019), a healthier platform with LGA4710 and DDR5 instead of TR4, more multi-core headroom with 32 cores / 64 threads instead of 64/128, 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 Threadripper 3990X Benchmark Check

Xeon 6737P Benchmark Check

Path of Exile 2

Preset	Ryzen Threadripper 3990X	Xeon 6737P
1080p
low	181 FPS	190 FPS
medium	152 FPS	166 FPS
high	131 FPS	132 FPS
ultra	106 FPS	106 FPS
1440p
low	157 FPS	156 FPS
medium	125 FPS	132 FPS
high	102 FPS	101 FPS
ultra	83 FPS	83 FPS
4K
low	85 FPS	71 FPS
medium	72 FPS	63 FPS
high	57 FPS	49 FPS
ultra	46 FPS	40 FPS

Open Ryzen Threadripper 3990X Open Xeon 6737P

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen Threadripper 3990X	Xeon 6737P
1080p
low	584 FPS	520 FPS
medium	503 FPS	460 FPS
high	386 FPS	376 FPS
ultra	330 FPS	309 FPS
1440p
low	491 FPS	425 FPS
medium	433 FPS	383 FPS
high	343 FPS	321 FPS
ultra	277 FPS	256 FPS
4K
low	308 FPS	262 FPS
medium	275 FPS	239 FPS
high	235 FPS	212 FPS
ultra	204 FPS	176 FPS

Open Ryzen Threadripper 3990X Open Xeon 6737P

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen Threadripper 3990X	Xeon 6737P
1080p
low	681 FPS	883 FPS
medium	563 FPS	813 FPS
high	497 FPS	768 FPS
ultra	428 FPS	677 FPS
1440p
low	582 FPS	756 FPS
medium	488 FPS	692 FPS
high	427 FPS	650 FPS
ultra	368 FPS	581 FPS
4K
low	424 FPS	510 FPS
medium	338 FPS	429 FPS
high	293 FPS	383 FPS
ultra	234 FPS	318 FPS

Open Ryzen Threadripper 3990X Open Xeon 6737P

League of Legends

League of Legends

Valorant

Preset	Ryzen Threadripper 3990X	Xeon 6737P
1080p
low	942 FPS	985 FPS
medium	842 FPS	886 FPS
high	724 FPS	766 FPS
ultra	639 FPS	665 FPS
1440p
low	777 FPS	806 FPS
medium	677 FPS	701 FPS
high	580 FPS	604 FPS
ultra	502 FPS	519 FPS
4K
low	540 FPS	582 FPS
medium	489 FPS	521 FPS
high	429 FPS	462 FPS
ultra	373 FPS	397 FPS

Open Ryzen Threadripper 3990X Open Xeon 6737P

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen Threadripper 3990X and Xeon 6737P

Ryzen Threadripper 3990X

The Ryzen Threadripper 3990X is manufactured by AMD. It was released in 7 February 2020 (5 years ago). It is based on the Matisse (2019−2020) architecture. It features 64 cores and 128 threads. Base frequency is 2.9 GHz, with boost up to 4.3 GHz. L3 cache: 256 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: TR4. Thermal design power (TDP): 280 Watt. Memory support: DDR4-3200. Passmark benchmark score: 79,889 points. Launch price was $3,999.

Xeon 6737P

The Xeon 6737P is manufactured by Intel. It was released in 24 February 2025 (less than a year ago). It is based on the Granite Rapids (2024−2025) architecture. It features 32 cores and 64 threads. Base frequency is 2.9 GHz, with boost up to 4 GHz. L3 cache: 144 MB (total). L2 cache: 2 MB (per core). Built on Intel 3 nm process technology. Socket: LGA4710. Thermal design power (TDP): 270 Watt. Memory support: DDR5(6400MT/s). Passmark benchmark score: 79,634 points. Launch price was $4,995.

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Processing Power

The Ryzen Threadripper 3990X packs 64 cores / 128 threads, while the Xeon 6737P offers 32 cores / 64 threads — the Ryzen Threadripper 3990X has 32 more cores. Boost clocks reach 4.3 GHz on the Ryzen Threadripper 3990X versus 4 GHz on the Xeon 6737P — a 7.2% clock advantage for the Ryzen Threadripper 3990X (base: 2.9 GHz vs 2.9 GHz). The Ryzen Threadripper 3990X uses the Matisse (2019−2020) architecture (7 nm, 12 nm), while the Xeon 6737P uses Granite Rapids (2024−2025) (Intel 3 nm). In PassMark, the Ryzen Threadripper 3990X scores 79,889 against the Xeon 6737P's 79,634 — a 0.3% lead for the Ryzen Threadripper 3990X. Geekbench 6 single-core — the metric most relevant to gaming — records 1,961 vs 2,000, a 2% lead for the Xeon 6737P that directly translates to higher frame rates. Multi-core Geekbench: 22,045 vs 45,000 (68.5% advantage for the Xeon 6737P). L3 cache: 256 MB on the Ryzen Threadripper 3990X vs 144 MB (total) on the Xeon 6737P.

Feature	Ryzen Threadripper 3990X	Xeon 6737P
Cores / Threads	64 / 128+100%	32 / 64
Boost Clock	4.3 GHz+7%	4 GHz
Base Clock	2.9 GHz	2.9 GHz
L3 Cache	256 MB+78%	144 MB (total)
L2 Cache	512K (per core)	2 MB (per core)+300%
Process	7 nm, 12 nm	Intel 3 nm-57%
Architecture	Matisse (2019−2020)	Granite Rapids (2024−2025)
PassMark	79,889	79,634
Cinebench R23 Multi	64,366	—
Geekbench 6 Single	1,961	2,000+2%
Geekbench 6 Multi	22,045	45,000+104%

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Memory & Platform

The Ryzen Threadripper 3990X uses the TR4 socket (PCIe 4.0), while the Xeon 6737P uses LGA4710 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen Threadripper 3990X versus DDR5-6400 on the Xeon 6737P — the Xeon 6737P supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon 6737P supports up to 4096 GB of RAM compared to 256 GB — 176.5% more capacity for professional workloads. Memory channels: 4 (Ryzen Threadripper 3990X) vs 8 (Xeon 6737P). Both provide 88 PCIe lanes. Chipset compatibility: TRX40 (Ryzen Threadripper 3990X) and C741 (Xeon 6737P).

Feature	Ryzen Threadripper 3990X	Xeon 6737P
Socket	TR4	LGA4710
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	DDR4-3200	DDR5-6400+25%
Max RAM Capacity	256 GB	4096 GB+1500%
RAM Channels	4	8+100%
ECC Support	Yes	Yes
PCIe Lanes	88	88

🔧

Advanced Features

Only the Ryzen Threadripper 3990X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon 6737P supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: true (Ryzen Threadripper 3990X) vs VT-x, VT-d (Xeon 6737P). Primary use case: Xeon 6737P targets High Performance Server. Direct competitor: Ryzen Threadripper 3990X rivals Core i9-10980XE; Xeon 6737P rivals EPYC 9005.

Feature	Ryzen Threadripper 3990X	Xeon 6737P
Integrated GPU	No	No
IGPU Model	None	None
Unlocked	Yes	No
AVX-512	No	Yes
Virtualization	true	VT-x, VT-d
Target Use	—	High Performance Server

💰

Value Analysis

The Ryzen Threadripper 3990X launched at $3990 MSRP, while the Xeon 6737P debuted at $4995. On MSRP ($3990 vs $4995), the Ryzen Threadripper 3990X is $1005 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen Threadripper 3990X delivers 20.0 pts/$ vs 15.9 pts/$ for the Xeon 6737P — making the Ryzen Threadripper 3990X the 22.7% better value option.