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 9 5900X

2020

Why buy it

✅Better for gaming: +93.5% higher average FPS across 2 shared CPU benchmark tests.
✅+113.3% larger total L3 cache (64 MB vs 30 MB).
✅Costs $617 less on MSRP ($549 MSRP vs $1,166 MSRP).
✅Delivers 522.5% more PassMark for each dollar spent, at 71.0 vs 11.4 PassMark/$ ($549 MSRP vs $1,166 MSRP).

Trade-offs

❌Less compelling for workstation-style loads than Xeon E5-2650 v4, which brings 12 cores / 24 threads and 40 PCIe lanes.
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Xeon E5-2650 v4

2016

Why buy it

✅Better for workstations and heavier parallel workloads: 12 cores / 24 threads, plus 40 PCIe lanes vs 24.
✅66.7% more PCIe lanes (40 vs 24) for storage and expansion-heavy builds.
✅AVX-512 support for select workstation, AI, and scientific workloads.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 5900X across 2 shared CPU benchmark tests.
❌Lower PassMark (13,290 vs 38,955).
❌Smaller total L3 cache (30 MB vs 64 MB).
❌Lower PassMark per dollar, at 11.4 vs 71.0 PassMark/$ ($1,166 MSRP vs $549 MSRP).

Ryzen 9 5900X

2020

Xeon E5-2650 v4

2016

Why buy it

✅Better for gaming: +93.5% higher average FPS across 2 shared CPU benchmark tests.
✅+113.3% larger total L3 cache (64 MB vs 30 MB).
✅Costs $617 less on MSRP ($549 MSRP vs $1,166 MSRP).
✅Delivers 522.5% more PassMark for each dollar spent, at 71.0 vs 11.4 PassMark/$ ($549 MSRP vs $1,166 MSRP).

Why buy it

✅Better for workstations and heavier parallel workloads: 12 cores / 24 threads, plus 40 PCIe lanes vs 24.
✅66.7% more PCIe lanes (40 vs 24) for storage and expansion-heavy builds.
✅AVX-512 support for select workstation, AI, and scientific workloads.

Trade-offs

❌Less compelling for workstation-style loads than Xeon E5-2650 v4, which brings 12 cores / 24 threads and 40 PCIe lanes.
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 5900X across 2 shared CPU benchmark tests.
❌Lower PassMark (13,290 vs 38,955).
❌Smaller total L3 cache (30 MB vs 64 MB).
❌Lower PassMark per dollar, at 11.4 vs 71.0 PassMark/$ ($1,166 MSRP vs $549 MSRP).

Quick Answers

So, is Ryzen 9 5900X better than Xeon E5-2650 v4?

Not in a simple one-size-fits-all way. Xeon E5-2650 v4 makes more sense for workstation-style multi-core throughput, while Ryzen 9 5900X 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 9 5900X is the better pick here. According to our tests, it delivers 93.5% more average FPS across 2 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Ryzen 9 5900X is the better fit. You are getting 193.1% better PassMark, backed by 12 cores and 24 threads. It also carries the larger cache pool with 113.3% larger total L3 cache (64 MB vs 30 MB).

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

Ryzen 9 5900X is the smarter buy today. Ryzen 9 5900X is $617 cheaper on MSRP at $549 MSRP versus $1,166 MSRP, and it gives you a 93.5% average FPS lead across 2 shared CPU game tests in our data. It is also 522.5% better value on MSRP (71.0 vs 11.4 PassMark/$), 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 9 5900X is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2020 vs 2016), 113.3% larger total L3 cache (64 MB vs 30 MB), and more multi-core headroom with 12 cores / 24 threads instead of 12/24. That extra compute headroom should age better as games, background tasks, and creator workloads get heavier.

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 9 5900X Benchmark Check

Xeon E5-2650 v4 Benchmark Check

Path of Exile 2

Preset	Ryzen 9 5900X	Xeon E5-2650 v4
1080p
low	323 FPS	156 FPS
medium	291 FPS	136 FPS
high	243 FPS	108 FPS
ultra	193 FPS	89 FPS
1440p
low	307 FPS	132 FPS
medium	248 FPS	112 FPS
high	192 FPS	87 FPS
ultra	157 FPS	71 FPS
4K
low	193 FPS	62 FPS
medium	156 FPS	56 FPS
high	115 FPS	43 FPS
ultra	103 FPS	34 FPS

Open Ryzen 9 5900X Open Xeon E5-2650 v4

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 9 5900X	Xeon E5-2650 v4
1080p
low	772 FPS	189 FPS
medium	647 FPS	171 FPS
high	508 FPS	148 FPS
ultra	450 FPS	122 FPS
1440p
low	619 FPS	163 FPS
medium	536 FPS	150 FPS
high	443 FPS	131 FPS
ultra	364 FPS	107 FPS
4K
low	365 FPS	107 FPS
medium	318 FPS	99 FPS
high	289 FPS	87 FPS
ultra	255 FPS	69 FPS

Open Ryzen 9 5900X Open Xeon E5-2650 v4

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 9 5900X	Xeon E5-2650 v4
1080p
low	832 FPS	332 FPS
medium	645 FPS	332 FPS
high	558 FPS	332 FPS
ultra	459 FPS	332 FPS
1440p
low	721 FPS	332 FPS
medium	565 FPS	332 FPS
high	488 FPS	332 FPS
ultra	407 FPS	332 FPS
4K
low	511 FPS	332 FPS
medium	421 FPS	332 FPS
high	374 FPS	332 FPS
ultra	308 FPS	278 FPS

Open Ryzen 9 5900X Open Xeon E5-2650 v4

League of Legends

League of Legends

Valorant

Preset	Ryzen 9 5900X	Xeon E5-2650 v4
1080p
low	974 FPS	332 FPS
medium	974 FPS	332 FPS
high	934 FPS	332 FPS
ultra	826 FPS	332 FPS
1440p
low	959 FPS	332 FPS
medium	843 FPS	332 FPS
high	726 FPS	332 FPS
ultra	617 FPS	332 FPS
4K
low	694 FPS	332 FPS
medium	621 FPS	332 FPS
high	541 FPS	332 FPS
ultra	437 FPS	326 FPS

Open Ryzen 9 5900X Open Xeon E5-2650 v4

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 9 5900X and Xeon E5-2650 v4

Ryzen 9 5900X

The Ryzen 9 5900X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen3) (2020−2022) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 GHz, with boost up to 4.8 GHz. L3 cache: 64 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4-3200. Passmark benchmark score: 38,955 points. Launch price was $549.

Xeon E5-2650 v4

The Xeon E5-2650 v4 is manufactured by Intel. It was released in 16 March 2016 (9 years ago). It is based on the Broadwell-EP (2016) architecture. It features 12 cores and 24 threads. Base frequency is 2.2 GHz, with boost up to 2.9 GHz. L3 cache: 30 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA2011. Thermal design power (TDP): 105 Watt. Memory support: DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400. Passmark benchmark score: 13,290 points. Launch price was $1,166.

⚡

Processing Power

Both the Ryzen 9 5900X and Xeon E5-2650 v4 share an identical 12-core/24-thread configuration. Boost clocks reach 4.8 GHz on the Ryzen 9 5900X versus 2.9 GHz on the Xeon E5-2650 v4 — a 49.4% clock advantage for the Ryzen 9 5900X (base: 3.7 GHz vs 2.2 GHz). The Ryzen 9 5900X uses the Vermeer (Zen3) (2020−2022) architecture (7 nm, 12 nm), while the Xeon E5-2650 v4 uses Broadwell-EP (2016) (14 nm). In PassMark, the Ryzen 9 5900X scores 38,955 against the Xeon E5-2650 v4's 13,290 — a 98.2% lead for the Ryzen 9 5900X. L3 cache: 64 MB on the Ryzen 9 5900X vs 30 MB (total) on the Xeon E5-2650 v4.

Feature	Ryzen 9 5900X	Xeon E5-2650 v4
Cores / Threads	12 / 24	12 / 24
Boost Clock	4.8 GHz+66%	2.9 GHz
Base Clock	3.7 GHz+68%	2.2 GHz
L3 Cache	64 MB+113%	30 MB (total)
L2 Cache	512K (per core)+100%	256 kB (per core)
Process	7 nm, 12 nm-50%	14 nm
Architecture	Vermeer (Zen3) (2020−2022)	Broadwell-EP (2016)
PassMark	38,955+193%	13,290
Cinebench R23 Multi	21,000	—
Geekbench 6 Single	2,174	—
Geekbench 6 Multi	11,888	—

🧠

Memory & Platform

The Ryzen 9 5900X uses the AM4 socket (PCIe 4.0), while the Xeon E5-2650 v4 uses LGA2011 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to DDR4-3200 memory speed. The Xeon E5-2650 v4 supports up to 1536 GB of RAM compared to 128 GB — 169.2% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 5900X) vs 4 (Xeon E5-2650 v4). PCIe lanes: 24 (Ryzen 9 5900X) vs 40 (Xeon E5-2650 v4) — the Xeon E5-2650 v4 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: A320,B350,X370,B450,X470,B550,X570 (Ryzen 9 5900X) and Intel X99,Intel C612 (Xeon E5-2650 v4).

Feature	Ryzen 9 5900X	Xeon E5-2650 v4
Socket	AM4	LGA2011
PCIe Generation	PCIe 4.0	PCIe 5.0+25%
Max RAM Speed	DDR4-3200	DDR4-2400
Max RAM Capacity	128 GB	1536 GB+1100%
RAM Channels	2	4+100%
ECC Support	Yes	Yes
PCIe Lanes	24	40+67%

🔧

Advanced Features

Only the Ryzen 9 5900X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon E5-2650 v4 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (Ryzen 9 5900X) vs VT-x, VT-d (Xeon E5-2650 v4). Primary use case: Ryzen 9 5900X targets Workstation, Xeon E5-2650 v4 targets Server. Direct competitor: Ryzen 9 5900X rivals Core i9-12900K.

Feature	Ryzen 9 5900X	Xeon E5-2650 v4
Integrated GPU	No	No
Unlocked	Yes	No
AVX-512	No	Yes
Virtualization	AMD-V	VT-x, VT-d
Target Use	Workstation	Server

💰

Value Analysis

The Ryzen 9 5900X launched at $549 MSRP, while the Xeon E5-2650 v4 debuted at $1166. On MSRP ($549 vs $1166), the Ryzen 9 5900X is $617 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 9 5900X delivers 71.0 pts/$ vs 11.4 pts/$ for the Xeon E5-2650 v4 — making the Ryzen 9 5900X the 144.6% better value option.