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Athlon PRO 300GE vs Ryzen 9 5900X

CPUCPUGPUGPU
AMD

Athlon PRO 300GE

2 Cores4 Thrd35 WWMax: 3.4 GHz2019
Similar parts
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Buy on Amazon
VS
AMD

Ryzen 9 5900X

12 Cores24 Thrd105 WWMax: 4.8 GHz2020
Ryzen family
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Buy on Amazon

Athlon PRO 300GE vs Ryzen 9 5900X Performance Spectrum

Athlon PRO 300GE
2 / 4
4,342
0.0%
brand logoAthlon II X4 645
brand logoAthlon II X4 620e
brand logoAthlon X4 840
brand logoAthlon 300U
brand logoRyzen 7 7840S
brand logoRyzen 7 8840HX
brand logoRyzen 9 9955HX3D
brand logoRyzen Threadripper PRO 7965WX
Ryzen 9 5900X
12 / 24
38,955
+797.2%
brand logoRyzen 7 PRO 250
brand logoRyzen 5 7645HX
brand logoRyzen 9 8945H
brand logoRyzen AI 9 HX 375
brand logoRyzen 9 7945HX
brand logoRyzen 9 9950X3D
brand logoRyzen Threadripper 9960X
brand logoRyzen Threadripper PRO 9975WX

About PassMark

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.

Athlon PRO 300GE vs Ryzen 9 5900X 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.

Path of Exile 2

Path of Exile 2

1080P
Athlon PRO 300GE
low109 FPS
medium109 FPS
high108 FPS
ultra84 FPS
1080P
Ryzen 9 5900X
low323 FPS
medium291 FPS
high243 FPS
ultra193 FPS
Counter-Strike 2

Counter-Strike 2

1080P
Athlon PRO 300GE
low109 FPS
medium97 FPS
high90 FPS
ultra66 FPS
1080P
Ryzen 9 5900X
low772 FPS
medium647 FPS
high508 FPS
ultra450 FPS
League of Legends

League of Legends

1080P
Athlon PRO 300GE
low109 FPS
medium109 FPS
high109 FPS
ultra109 FPS
1080P
Ryzen 9 5900X
low832 FPS
medium645 FPS
high558 FPS
ultra459 FPS
Valorant

Valorant

1080P
Athlon PRO 300GE
low109 FPS
medium109 FPS
high109 FPS
ultra109 FPS
1080P
Ryzen 9 5900X
low974 FPS
medium974 FPS
high934 FPS
ultra826 FPS
Among Us

Among Us

1080P
Athlon PRO 300GE
low60 FPS
medium60 FPS
high60 FPS
ultra60 FPS
1080P
Ryzen 9 5900X
low60 FPS
medium60 FPS
high60 FPS
ultra60 FPS
Apex Legends

Apex Legends

1080P
Athlon PRO 300GE
low109 FPS
medium109 FPS
high109 FPS
ultra109 FPS
1080P
Ryzen 9 5900X
low300 FPS
medium300 FPS
high300 FPS
ultra300 FPS
ARC Raiders

ARC Raiders

1080P
Athlon PRO 300GE
low109 FPS
medium109 FPS
high109 FPS
ultra109 FPS
1080P
Ryzen 9 5900X
low309 FPS
medium238 FPS
high217 FPS
ultra194 FPS
Baldur's Gate 3

Baldur's Gate 3

1080P
Athlon PRO 300GE
low109 FPS
medium109 FPS
high93 FPS
ultra72 FPS
1080P
Ryzen 9 5900X
low336 FPS
medium297 FPS
high235 FPS
ultra196 FPS
Call of Duty: Black Ops 6

Call of Duty: Black Ops 6

1080P
Athlon PRO 300GE
low26 FPS
medium20 FPS
high10 FPS
ultra5 FPS
1080P
Ryzen 9 5900X
low355 FPS
medium306 FPS
high265 FPS
ultra225 FPS
Call of Duty: Warzone

Call of Duty: Warzone

1080P
Athlon PRO 300GE
low109 FPS
medium109 FPS
high109 FPS
ultra109 FPS
1080P
Ryzen 9 5900X
low259 FPS
medium237 FPS
high200 FPS
ultra188 FPS
Check FPS with Custom Builds

Athlon PRO 300GE vs Ryzen 9 5900X: Pros, Cons & Final Verdict

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

Athlon PRO 300GE

2019

Why buy it

  • ✅Costs $499 less on MSRP ($50 MSRP vs $549 MSRP).
  • ✅Delivers 22.4% more PassMark for each dollar spent, at 86.8 vs 71.0 PassMark/$ ($50 MSRP vs $549 MSRP).
  • ✅Draws 35W instead of 105W, a 70W reduction.
  • ✅Integrated graphics onboard with Radeon Vega 3, while Ryzen 9 5900X needs a discrete GPU.

Trade-offs

  • ❌Worse for gaming: lower average FPS than Ryzen 9 5900X across 50 shared CPU benchmark tests.
  • ❌Lower PassMark (4,342 vs 38,955).
  • ❌Smaller total L3 cache (4 MB vs 64 MB).

Ryzen 9 5900X

2020

Why buy it

  • ✅Better for gaming: +239.8% higher average FPS across 50 shared CPU benchmark tests.
  • ✅+1500% larger total L3 cache (64 MB vs 4 MB).
  • ✅200% more PCIe lanes (24 vs 8) for storage and expansion-heavy builds.

Trade-offs

  • ❌Lower PassMark per dollar, at 71.0 vs 86.8 PassMark/$ ($549 MSRP vs $50 MSRP).
  • ❌200% higher power demand at 105W vs 35W.
  • ❌No integrated graphics, while Athlon PRO 300GE can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Ryzen 9 5900X better than Athlon PRO 300GE?
Yes. Ryzen 9 5900X is the better all-around CPU here. It gives you a 239.8% average FPS lead across 50 shared CPU game tests in our data, 797.2% 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, Ryzen 9 5900X is the better pick. According to our tests, it delivers 239.8% 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, Ryzen 9 5900X is the stronger fit. You are getting 797.2% better PassMark, backed by 12 cores and 24 threads. It also has the larger cache pool with 1500% larger total L3 cache (64 MB vs 4 MB).
Which one is the smarter buy today, not just the cheaper CPU?
Ryzen 9 5900X is still the better call for a fresh build. Ryzen 9 5900X comes in 998.0% more expensive on MSRP at $549 MSRP versus $50 MSRP, and it still gives you a 239.8% average FPS lead across 50 shared CPU game tests in our data. Athlon PRO 300GE only looks stronger on raw value math because it is so cheap, but its absolute performance tier is too low to be the better recommendation now. Giving up that much average FPS in the shared benchmark data is simply too much for that budget trade-off.
Which one is more future-proof for 2026 and beyond?
Ryzen 9 5900X makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2020 vs 2019), 1500% larger total L3 cache (64 MB vs 4 MB), and more multi-core headroom with 12 cores / 24 threads instead of 2/4. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Athlon PRO 300GE vs Ryzen 9 5900X Technical Specifications

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

AMD

Athlon PRO 300GE

The Athlon PRO 300GE is manufactured by AMD. It was released in 2009-01-01. It is based on the Zen+ (2018−2019) architecture. It features 2 cores and 4 threads. Max frequency: 3.4 GHz. L3 cache: 4 MB. L2 cache: 1 MB. Built on 12 nm process technology. Socket: AM4. Thermal design power (TDP): 35 Watt. Memory support: DDR4-2666. Passmark benchmark score: 4,342 points. Launch price was $149.

AMD

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.

⚡

Processing Power

The Athlon PRO 300GE packs 2 cores / 4 threads, while the Ryzen 9 5900X offers 12 cores / 24 threads — the Ryzen 9 5900X has 10 more cores. Boost clocks reach 3.4 GHz on the Athlon PRO 300GE versus 4.8 GHz on the Ryzen 9 5900X — a 34.1% clock advantage for the Ryzen 9 5900X. The Athlon PRO 300GE uses the Zen+ (2018−2019) architecture (12 nm), while the Ryzen 9 5900X uses Vermeer (Zen3) (2020−2022) (7 nm, 12 nm). In PassMark, the Athlon PRO 300GE scores 4,342 against the Ryzen 9 5900X's 38,955 — a 159.9% lead for the Ryzen 9 5900X. L3 cache: 4 MB on the Athlon PRO 300GE vs 64 MB on the Ryzen 9 5900X.

FeatureAthlon PRO 300GERyzen 9 5900X
Cores / Threads
2 / 4
12 / 24+500%
Boost Clock
3.4 GHz
4.8 GHz+41%
Base Clock
—
3.7 GHz
L3 Cache
4 MB
64 MB+1500%
L2 Cache
1 MB
512K (per core)+51100%
Process
12 nm
7 nm, 12 nm-42%
Architecture
Zen+ (2018−2019)
Vermeer (Zen3) (2020−2022)
PassMark
4,342
38,955+797%
Cinebench R23 Multi
—
21,000
Geekbench 6 Single
—
2,174
Geekbench 6 Multi
—
11,888
🧠

Memory & Platform

Both processors use the AM4 socket with PCIe 3.0. Maximum memory speed reaches DDR4-2666 on the Athlon PRO 300GE versus DDR4-3200 on the Ryzen 9 5900X — the Ryzen 9 5900X supports 20% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 9 5900X supports up to 128 GB of RAM compared to 64 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 8 (Athlon PRO 300GE) vs 24 (Ryzen 9 5900X) — the Ryzen 9 5900X offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD AM4 (Athlon PRO 300GE) and A320,B350,X370,B450,X470,B550,X570 (Ryzen 9 5900X).

FeatureAthlon PRO 300GERyzen 9 5900X
Socket
AM4
AM4
PCIe Generation
PCIe 3.0
PCIe 4.0+33%
Max RAM Speed
DDR4-2666
DDR4-3200+20%
Max RAM Capacity
64 GB
128 GB+100%
RAM Channels
2
2
ECC Support
No
Yes
PCIe Lanes
8
24+200%
🔧

Advanced Features

Only the Ryzen 9 5900X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support AMD-V virtualization. The Athlon PRO 300GE includes integrated graphics (Radeon Vega 3), while the Ryzen 9 5900X requires a dedicated GPU. Primary use case: Athlon PRO 300GE targets Desktop, Ryzen 9 5900X targets Workstation. Direct competitor: Ryzen 9 5900X rivals Core i9-12900K.

FeatureAthlon PRO 300GERyzen 9 5900X
Integrated GPU
Yes
No
IGPU Model
Radeon Vega 3
—
Unlocked
No
Yes
AVX-512
No
No
Virtualization
AMD-V
AMD-V
Target Use
Desktop
Workstation
💰

Value Analysis

At launch, the Athlon PRO 300GE was priced at $50, while the Ryzen 9 5900X came in at $549. On launch pricing ($50 vs $549), Athlon PRO 300GE was $499 cheaper. In terms of value on MSRP (PassMark points per dollar), the Athlon PRO 300GE delivers 86.8 pts/$ vs 71.0 pts/$ for the Ryzen 9 5900X — making the Athlon PRO 300GE the 20.1% better value option.

FeatureAthlon PRO 300GERyzen 9 5900X
MSRP
$50-91%
$549
Performance per Dollar
86.8+22%
71.0
Release Date
2019
2020
Search Athlon PRO 300GE on AmazonSearch Ryzen 9 5900X on Amazon

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