Quadro FX 550 vs RADEON X550XT

G3D Mark is a standard benchmark that measures graphics performance in real-world gaming scenarios. It simplifies comparing cards from different brands, where higher scores directly correlate with better fps and smoother gaming experiences.

Quadro FX 550 vs RADEON X550XT FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with Ryzen 7 9800X3D to isolate GPU performance.

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

Quadro FX 550 vs RADEON X550XT: Pros, Cons & Final Verdict

See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.

Quadro FX 550

2008

Why buy it

✅+14.3% higher PassMark G3D performance.

Trade-offs

❌Less VRAM, with 128 MB vs 512 MB for high-resolution textures and newer games.
❌2008 hardware with 128 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
❌
200% HIGHER MSRP
$150 MSRPvs$50 MSRP
❌Lower G3D Mark per dollar, at 0.4 vs 1.1 G3D/$ ($150 MSRP vs $50 MSRP).
❌278% higher power demand at 189W vs 50W.

RADEON X550XT

2019

Why buy it

✅Costs $100 less on MSRP ($50 MSRP vs $150 MSRP).
✅Delivers 162.5% more G3D Mark for each dollar spent, at 1.1 vs 0.4 G3D/$ ($50 MSRP vs $150 MSRP).
✅300% more VRAM for high-resolution textures and newer games (512 MB vs 128 MB).
✅Quadro FX 550 is already obsolete for modern gaming, so RADEON X550XT is the less risky modern option long term.
✅Draws 50W instead of 189W, a 139W reduction.

Trade-offs

❌Lower PassMark G3D performance (56 vs 64).
❌2019 hardware with 512 MB of VRAM already sits in legacy territory for modern games.

Quick Answers

Which GPU is faster for gaming right now?

Quadro FX 550 is the faster gaming card right now based on the synthetic data we have. It leads by 14.3% in PassMark G3D (64 vs 56), which is the best performance signal available in this matchup.

Which GPU is the safer long-term pick for 2026 and beyond?

RADEON X550XT is the safer long-term pick for 2026 and beyond. The case is simple: 512 MB vs 128 MB of VRAM, the newer upscaling stack, FSR Upscaling / FSR 4 (2025) instead of no meaningful modern upscaling stack, a 14nm process instead of 55nm, and a newer 2019 generation instead of 2008. That gives it more room for heavier textures and higher settings over time.

Which GPU is the better buy today?

RADEON X550XT makes the most sense to buy today. It is $100 cheaper on MSRP at $50 vs $150, and it leads G3D-per-dollar by 162.5% (1.1 vs 0.4), which is enough to swing the recommendation its way. Quadro FX 550 still makes more sense if max raw gaming performance matters more than value.

Quadro FX 550 vs RADEON X550XT Technical Specifications

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

Quadro FX 550

The Quadro FX 550 is manufactured by NVIDIA. It was released in November 11 2008. It features the Tesla 2.0 architecture. The core clock speed is 610 MHz. It has 240 shading units. The thermal design power (TDP) is 189W. Manufactured using 55 nm process technology. G3D Mark benchmark score: 64 points. Launch price was $3,499.

RADEON X550XT

The RADEON X550XT is manufactured by AMD. It was released in March 27 2019. It features the GCN 4.0 architecture. The core clock ranges from 1082 MHz to 1218 MHz. It has 512 shading units. The thermal design power (TDP) is 50W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 56 points.

⚡

Graphics Performance

In G3D Mark, the Quadro FX 550 scores 64 versus the RADEON X550XT's 56 — the Quadro FX 550 leads by 14.3%. The Quadro FX 550 is built on Tesla 2.0 while the RADEON X550XT uses GCN 4.0, both on 55 nm vs 14 nm. Shader units: 240 (Quadro FX 550) vs 512 (RADEON X550XT). Raw compute: 0.6221 TFLOPS (Quadro FX 550) vs 1.247 TFLOPS (RADEON X550XT).

Feature	Quadro FX 550	RADEON X550XT
G3D Mark Score	64+14%	56
Architecture	Tesla 2.0	GCN 4.0
Process Node	55 nm	14 nm
Shading Units	240	512+113%
Compute (TFLOPS)	0.6221 TFLOPS	1.247 TFLOPS+100%
ROPs	32+100%	16
TMUs	80+150%	32
L2 Cache	256 KB	512 KB+100%

✨

Advanced Features (DLSS/FSR)

Feature	Quadro FX 550	RADEON X550XT
Upscaling Tech	Upscaling support	FSR Upscaling / FSR 4
Frame Generation	Not Supported	Not Supported
Ray Reconstruction	No	No
Low Latency	Standard	AMD Anti-Lag

💾

Video Memory (VRAM)

The Quadro FX 550 has 128 MB of VRAM, while the RADEON X550XT carries 512 MB. RADEON X550XT gives you 300% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bus width is 64-bit on the Quadro FX 550 and 64-bit on the RADEON X550XT. L2 Cache: 256 KB (Quadro FX 550) vs 512 KB (RADEON X550XT) — the RADEON X550XT has significantly larger on-die cache to reduce VRAM reliance.

Feature	Quadro FX 550	RADEON X550XT
VRAM Capacity	0.125 GB	0.5 GB+300%
Memory Type	GDDR5	GDDR5
Bus Width	64-bit	64-bit
L2 Cache	256 KB	512 KB+100%

🔌

Power & Dimensions

The Quadro FX 550 draws 189W versus the RADEON X550XT's 50W — a 116.3% difference. The RADEON X550XT is more power-efficient. Recommended PSU: 350W (Quadro FX 550) vs 350W (RADEON X550XT). Power connectors: PCIe-powered vs Legacy.

Feature	Quadro FX 550	RADEON X550XT
TDP	189W	50W-74%
Recommended PSU	350W	350W
Power Connector	PCIe-powered	Legacy
Length	—	168mm
Height	—	111mm
Slots	—	1
Temp (Load)	—	65
Perf/Watt	0.3	1.1+267%

💰

Value Analysis

At launch, the Quadro FX 550 came in at $150, while the RADEON X550XT launched at $50. On MSRP, RADEON X550XT was 66.7% cheaper ($100 less). Performance per dollar on MSRP (G3D Mark / MSRP): 0.4 (Quadro FX 550) vs 1.1 (RADEON X550XT) — the RADEON X550XT offers 175% better value. The newer card here is RADEON X550XT (2019 vs 2008).

Feature	Quadro FX 550	RADEON X550XT
MSRP	$150	$50-67%
Performance per Dollar	0.4	1.1+175%
Codename	GT200B	Lexa
Release	November 11 2008	March 27 2019
Ranking	#815	#772

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