GeForce FX 5600 Ultra vs GeForce Go 6400

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.

GeForce FX 5600 Ultra vs GeForce Go 6400 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.

GeForce FX 5600 Ultra vs GeForce Go 6400: Pros, Cons & Final Verdict

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

GeForce FX 5600 Ultra

2011

Why buy it

✅Delivers 100+% more G3D Mark for each dollar spent, at 0.1 vs 0 G3D/$ ($199 MSRP vs Unknown MSRP).
✅681.3% more VRAM for high-resolution textures and newer games (128 MB vs 16 MB).

Trade-offs

❌Lower PassMark G3D performance (17 vs 24).
❌2011 hardware with 128 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
❌146.2% higher power demand at 160W vs 65W.

GeForce Go 6400

2012

Why buy it

✅+41.2% higher PassMark G3D performance.
✅Draws 65W instead of 160W, a 95W reduction.
✅More future proof: Kepler (2012−2018) on 28nm with a newer platform for upcoming games.

Trade-offs

❌Less VRAM, with 16 MB vs 128 MB for high-resolution textures and newer games.
❌2012 hardware with 16 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
❌Lower G3D Mark per dollar, at 0 vs 0.1 G3D/$ (Unknown MSRP vs $199 MSRP).

Quick Answers

Which GPU is faster for gaming right now?

GeForce Go 6400 is the faster gaming card right now based on the synthetic data we have. It leads by 41.2% in PassMark G3D (24 vs 17), which is the best performance signal available in this matchup.

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

GeForce FX 5600 Ultra is the safer long-term pick for 2026 and beyond. The case is simple: 128 MB vs 16 MB of VRAM. That gives it more room for heavier textures and higher settings over time.

Which GPU is the better buy today?

GeForce FX 5600 Ultra makes the most sense today based on the pricing and value data we have for this matchup. GeForce Go 6400 still makes more sense if max raw gaming performance matters more than value.

GeForce FX 5600 Ultra vs GeForce Go 6400 Technical Specifications

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

GeForce FX 5600 Ultra

The GeForce FX 5600 Ultra is manufactured by NVIDIA. It was released in January 25 2011. It features the Rankine architecture. The core clock speed is 823 MHz. It has 384 shading units. The thermal design power (TDP) is 160W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 17 points. Launch price was $249.

GeForce Go 6400

The GeForce Go 6400 is manufactured by NVIDIA. It was released in June 5 2012. It features the Kepler architecture. The core clock speed is 902 MHz. It has 384 shading units. The thermal design power (TDP) is 65W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 24 points. Launch price was $99.

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Graphics Performance

In G3D Mark, the GeForce FX 5600 Ultra scores 17 versus the GeForce Go 6400's 24 — the GeForce Go 6400 leads by 41.2%. The GeForce FX 5600 Ultra is built on Rankine while the GeForce Go 6400 uses Kepler, both on 40 nm vs 28 nm. Shader units: 384 (GeForce FX 5600 Ultra) vs 384 (GeForce Go 6400). Raw compute: 1.263 TFLOPS (GeForce FX 5600 Ultra) vs 0.6927 TFLOPS (GeForce Go 6400).

Feature	GeForce FX 5600 Ultra	GeForce Go 6400
G3D Mark Score	17	24+41%
Architecture	Rankine	Kepler
Process Node	40 nm	28 nm
Shading Units	384	384
Compute (TFLOPS)	1.263 TFLOPS+82%	0.6927 TFLOPS
ROPs	32+100%	16
TMUs	64+100%	32
L1 Cache	512 KB+1500%	32 KB
L2 Cache	512 KB+100%	256 KB

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Advanced Features (DLSS/FSR)

Feature	GeForce FX 5600 Ultra	GeForce Go 6400
Upscaling Tech	Upscaling support	Upscaling support
Frame Generation	Not Supported	Not Supported
Ray Reconstruction	No	No
Low Latency	NVIDIA Reflex	NVIDIA Reflex

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Video Memory (VRAM)

The GeForce FX 5600 Ultra has 128 MB of VRAM, while the GeForce Go 6400 carries 16 MB. GeForce FX 5600 Ultra gives you 681.3% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bus width is 128-bit on the GeForce FX 5600 Ultra and 128-bit on the GeForce Go 6400. L2 Cache: 512 KB (GeForce FX 5600 Ultra) vs 256 KB (GeForce Go 6400) — the GeForce FX 5600 Ultra has significantly larger on-die cache to reduce VRAM reliance.

Feature	GeForce FX 5600 Ultra	GeForce Go 6400
VRAM Capacity	0.125 GB+681%	0.016 GB
Memory Type	GDDR5	GDDR5
Memory Bandwidth	Unknown	Unknown
Bus Width	128-bit	128-bit
L2 Cache	512 KB+100%	256 KB

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Display & API Support

DirectX support: 9.0a (GeForce FX 5600 Ultra) vs 10.0 (GeForce Go 6400). Maximum simultaneous displays: 2 vs 1.

Feature	GeForce FX 5600 Ultra	GeForce Go 6400
DirectX	9.0a	10.0+11%
Max Displays	2+100%	1

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Power & Dimensions

The GeForce FX 5600 Ultra draws 160W versus the GeForce Go 6400's 65W — a 84.4% difference. The GeForce Go 6400 is more power-efficient. Recommended PSU: 350W (GeForce FX 5600 Ultra) vs 350W (GeForce Go 6400). Power connectors: Legacy vs Legacy. Card length: 190mm vs 0mm, occupying 1 vs 0 slots.

Feature	GeForce FX 5600 Ultra	GeForce Go 6400
TDP	160W	65W-59%
Recommended PSU	350W	350W
Power Connector	Legacy	Legacy
Length	190mm	0mm
Height	—	0mm
Slots	1	0-100%
Temp (Load)	—	75°C
Perf/Watt	0.1	0.4+300%

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Value Analysis

The newer card here is GeForce Go 6400 (2012 vs 2011).

Feature	GeForce FX 5600 Ultra	GeForce Go 6400
MSRP	$199	—
Codename	GF114	GK107
Release	January 25 2011	June 5 2012
Ranking	#580	#837

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