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.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, raw graphics performance, VRAM, feature set, power efficiency, pricing context, and long-term value so you can see which GPU actually makes more sense.

GeForce RTX 3070

2020

Why buy it

✅+186.9% higher PassMark G3D performance.
✅Access to DLSS 2 Super Resolution (2020).
✅100% more VRAM for high-resolution textures and newer games (8 GB vs 4 GB).

Trade-offs

❌No equivalent frame-generation stack like FSR Frame Generation + AFMF (2023).
❌
213.8% HIGHER MSRP
$499 MSRPvs$159 MSRP
❌315.1% higher power demand at 220W vs 53W.
❌40.7% longer card at 242mm vs 172mm.

Radeon RX 6400

2022

Why buy it

✅Costs $340 less on MSRP ($159 MSRP vs $499 MSRP).
✅Access to a newer frame-generation stack with FSR Frame Generation + AFMF (2023).
✅Draws 53W instead of 220W, a 167W reduction.
✅Measures 172mm instead of 242mm, a 70mm shorter card that is more SFF-friendly.

Trade-offs

❌Lower PassMark G3D performance (7,728 vs 22,172).
❌Less VRAM, with 4 GB vs 8 GB for high-resolution textures and newer games.
❌No DLSS support; it relies on FSR 3 (2023) instead.

GeForce RTX 3070

2020

Radeon RX 6400

2022

Why buy it

✅+186.9% higher PassMark G3D performance.
✅Access to DLSS 2 Super Resolution (2020).
✅100% more VRAM for high-resolution textures and newer games (8 GB vs 4 GB).

Why buy it

✅Costs $340 less on MSRP ($159 MSRP vs $499 MSRP).
✅Access to a newer frame-generation stack with FSR Frame Generation + AFMF (2023).
✅Draws 53W instead of 220W, a 167W reduction.
✅Measures 172mm instead of 242mm, a 70mm shorter card that is more SFF-friendly.

Trade-offs

❌No equivalent frame-generation stack like FSR Frame Generation + AFMF (2023).
❌
213.8% HIGHER MSRP
$499 MSRPvs$159 MSRP
❌315.1% higher power demand at 220W vs 53W.
❌40.7% longer card at 242mm vs 172mm.

Trade-offs

❌Lower PassMark G3D performance (7,728 vs 22,172).
❌Less VRAM, with 4 GB vs 8 GB for high-resolution textures and newer games.
❌No DLSS support; it relies on FSR 3 (2023) instead.

Quick Answers

So, is GeForce RTX 3070 better than Radeon RX 6400?

Yes. GeForce RTX 3070 is clearly the better overall GPU here. You are also looking at 22,172 vs 7,728 in G3D Mark. On top of that, GeForce RTX 3070 is a 2020 card with DLSS Super Resolution, while Radeon RX 6400 is a 2022 model from an older generation with FSR 3 + AFMF. So this is not really a tight same-tier comparison. It is more a modern card against an older, weaker alternative.

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

Radeon RX 6400 is the more future-proof choice for 2026 and beyond. You are getting a newer 2022 generation instead of 2020, better upscaling support with FSR 3 (2023) instead of DLSS 2 Super Resolution (2020) and better frame-generation support with FSR Frame Generation + AFMF (2023) instead of DLSS Super Resolution, and a 6nm process instead of 8nm. That broader feature stack should age better as more games lean on modern upscaling and frame-generation support.

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

GeForce RTX 3070 is about 213.8% more expensive on MSRP at $499 MSRP versus $159 MSRP, and you are getting 186.9% higher G3D Mark. Radeon RX 6400 still holds the G3D-per-dollar lead, so the performance win comes with a real value premium. If you are comfortable paying the premium for the stronger gaming result, GeForce RTX 3070 is the one to buy. If staying closer to budget matters more, Radeon RX 6400 still makes more sense on price alone and remains capable enough for modern gaming.

When does Radeon RX 6400 make more sense than GeForce RTX 3070?

Yes. Radeon RX 6400 is still an excellent gaming GPU in 2026: it is still comfortable for 1080p and decent for 1440p, though 4K is more situational. It makes more sense if your priority is newer architecture, lower power draw (53W vs 220W), future-proofing, and staying closer to $159 MSRP more than squeezing out the extra headroom of GeForce RTX 3070. The trade-off is that GeForce RTX 3070 currently gives you 186.9% higher G3D Mark. Radeon RX 6400 still holds the G3D-per-dollar lead, so the performance win comes with a real value premium.

Games Benchmarks

Real-world benchmarks and performance projections based on comprehensive hardware analysis and comparative metrics. Values represent expected performance on High/Ultra settings at 1080p, 1440p, and 4K. Modeled using a Ryzen 7 9800X3D reference profile to minimize specific CPU bottlenecks.

Note: Performance behavior can vary per game. Specific architectures may perform better or worse depending on game engine optimizations and API implementation.

GeForce RTX 3070 Benchmark Check

Radeon RX 6400 Benchmark Check

Path of Exile 2

Preset	GeForce RTX 3070	Radeon RX 6400
1080p
low	158 FPS	129 FPS
medium	140 FPS	115 FPS
high	123 FPS	98 FPS
ultra	104 FPS	73 FPS
1440p
low	134 FPS	118 FPS
medium	109 FPS	99 FPS
high	96 FPS	83 FPS
ultra	86 FPS	62 FPS
4K
low	80 FPS	49 FPS
medium	67 FPS	46 FPS
high	52 FPS	34 FPS
ultra	45 FPS	30 FPS

Open GeForce RTX 3070 Open Radeon RX 6400

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	GeForce RTX 3070	Radeon RX 6400
1080p
low	470 FPS	165 FPS
medium	405 FPS	129 FPS
high	327 FPS	96 FPS
ultra	277 FPS	62 FPS
1440p
low	294 FPS	107 FPS
medium	246 FPS	82 FPS
high	213 FPS	61 FPS
ultra	179 FPS	42 FPS
4K
low	141 FPS	54 FPS
medium	120 FPS	42 FPS
high	105 FPS	33 FPS
ultra	83 FPS	20 FPS

Open GeForce RTX 3070 Open Radeon RX 6400

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	GeForce RTX 3070	Radeon RX 6400
1080p
low	885 FPS	348 FPS
medium	712 FPS	278 FPS
high	619 FPS	232 FPS
ultra	499 FPS	174 FPS
1440p
low	692 FPS	261 FPS
medium	557 FPS	209 FPS
high	473 FPS	174 FPS
ultra	374 FPS	130 FPS
4K
low	479 FPS	154 FPS
medium	388 FPS	139 FPS
high	330 FPS	101 FPS
ultra	249 FPS	70 FPS

Open GeForce RTX 3070 Open Radeon RX 6400

League of Legends

League of Legends

Valorant

Preset	GeForce RTX 3070	Radeon RX 6400
1080p
low	600 FPS	270 FPS
medium	527 FPS	203 FPS
high	433 FPS	182 FPS
ultra	385 FPS	151 FPS
1440p
low	489 FPS	204 FPS
medium	433 FPS	149 FPS
high	339 FPS	133 FPS
ultra	297 FPS	107 FPS
4K
low	292 FPS	107 FPS
medium	270 FPS	80 FPS
high	238 FPS	70 FPS
ultra	200 FPS	54 FPS

Open GeForce RTX 3070 Open Radeon RX 6400

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of GeForce RTX 3070 and Radeon RX 6400

GeForce RTX 3070

The GeForce RTX 3070 is manufactured by NVIDIA. It was released in September 1 2020. It features the Ampere architecture. The core clock ranges from 1500 MHz to 1725 MHz. It has 5888 shading units. The thermal design power (TDP) is 220W. Manufactured using 8 nm process technology. It features 46 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 22,172 points. Launch price was $499.

Radeon RX 6400

The Radeon RX 6400 is manufactured by AMD. It was released in January 19 2022. It features the RDNA 2.0 architecture. The core clock ranges from 1923 MHz to 2321 MHz. It has 768 shading units. The thermal design power (TDP) is 53W. Manufactured using 6 nm process technology. It features 12 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 7,728 points. Launch price was $159.

⚡

Graphics Performance

In G3D Mark, the GeForce RTX 3070 scores 22,172 versus the Radeon RX 6400's 7,728 — the GeForce RTX 3070 leads by 186.9%. The GeForce RTX 3070 is built on Ampere while the Radeon RX 6400 uses RDNA 2.0, both on 8 nm vs 6 nm. Shader units: 5,888 (GeForce RTX 3070) vs 768 (Radeon RX 6400). Raw compute: 20.31 TFLOPS (GeForce RTX 3070) vs 3.565 TFLOPS (Radeon RX 6400). Boost clocks: 1725 MHz vs 2321 MHz. Ray tracing: 46 RT cores (GeForce RTX 3070) vs 12 (Radeon RX 6400) with 184 Tensor cores.

Feature	GeForce RTX 3070	Radeon RX 6400
G3D Mark Score	22,172+187%	7,728
Architecture	Ampere	RDNA 2.0
Process Node	8 nm	6 nm
Shading Units	5888+667%	768
Compute (TFLOPS)	20.31 TFLOPS+470%	3.565 TFLOPS
Boost Clock	1725 MHz	2321 MHz+35%
ROPs	96+200%	32
TMUs	184+283%	48
L1 Cache	5.8 MB+2220%	0.25 MB
L2 Cache	4 MB+300%	1 MB
Ray Tracing Cores	46+283%	12

✨

Advanced Features (DLSS/FSR)

A critical advantage for the Radeon RX 6400 is support for FSR Frame Generation + AFMF. This allows it to generate entire frames using AI/Algorithms, essentially doubling the frame rate in CPU-bound scenarios or heavy ray-tracing titles. The GeForce RTX 3070 lacks specific hardware/driver support for this native frame generation tier.The GeForce RTX 3070 gives access to NVIDIA DLSS (Deep Learning Super Sampling), widely regarding as the superior upscaling method for image quality. The Radeon RX 6400 relies on FSR (FidelityFX Super Resolution), which is capable but generally slightly noisier than DLSS in motion.

Feature	GeForce RTX 3070	Radeon RX 6400
Upscaling Tech	DLSS 2 Super Resolution	FSR 3
Frame Generation	Not Supported	FSR Frame Generation + AFMF
Ray Reconstruction	No	No
Low Latency	NVIDIA Reflex	AMD Anti-Lag

💾

Video Memory (VRAM)

The GeForce RTX 3070 comes with 8 GB of VRAM, while the Radeon RX 6400 has 4 GB. The GeForce RTX 3070 offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Memory bandwidth: 448 GB/s (GeForce RTX 3070) vs 128 GB/s (Radeon RX 6400) — a 250% advantage for the GeForce RTX 3070. Bus width: 256-bit vs 64-bit. L2 Cache: 4 MB (GeForce RTX 3070) vs 1 MB (Radeon RX 6400) — the GeForce RTX 3070 has significantly larger on-die cache to reduce VRAM reliance.

Feature	GeForce RTX 3070	Radeon RX 6400
VRAM Capacity	8 GB+100%	4 GB
Memory Type	GDDR6	GDDR6
Memory Bandwidth	448 GB/s+250%	128 GB/s
Bus Width	256-bit+300%	64-bit
L2 Cache	4 MB+300%	1 MB

🖥️

Display & API Support

DirectX support: 12 Ultimate (GeForce RTX 3070) vs 12.2 (Radeon RX 6400). Vulkan: 1.4 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 2.

Feature	GeForce RTX 3070	Radeon RX 6400
DirectX	12 Ultimate	12.2+2%
Vulkan	1.4+8%	1.3
OpenGL	4.6	4.6
Max Displays	4+100%	2

🎬

Media & Encoding

Hardware encoder: NVENC 7th gen (GeForce RTX 3070) vs None (Radeon RX 6400). Decoder: NVDEC 5th gen vs VCN 3.0 (Limited). Supported codecs: H.264,H.265/HEVC,AV1,VP9 (GeForce RTX 3070) vs MPEG-2,H.264 (Decode),HEVC (Decode) (Radeon RX 6400).

Feature	GeForce RTX 3070	Radeon RX 6400
Encoder	NVENC 7th gen	None
Decoder	NVDEC 5th gen	VCN 3.0 (Limited)
Codecs	H.264,H.265/HEVC,AV1,VP9	MPEG-2,H.264 (Decode),HEVC (Decode)

🔌

Power & Dimensions

The GeForce RTX 3070 draws 220W versus the Radeon RX 6400's 53W — a 122.3% difference. The Radeon RX 6400 is more power-efficient. Recommended PSU: 650W (GeForce RTX 3070) vs 350W (Radeon RX 6400). Power connectors: 8-pin vs None. Card length: 242mm vs 172mm, occupying 2 vs 1 slots. Typical load temperature: 75°C vs 75°C.

Feature	GeForce RTX 3070	Radeon RX 6400
TDP	220W	53W-76%
Recommended PSU	650W	350W-46%
Power Connector	8-pin	None
Length	242mm	172mm
Height	112mm	112mm
Slots	2	1-50%
Temp (Load)	75°C	75°C
Perf/Watt	100.8	145.8+45%

💰

Value Analysis

The GeForce RTX 3070 launched at $499 MSRP, while the Radeon RX 6400 launched at $159. The Radeon RX 6400 costs 68.1% less ($340 savings) on MSRP. Performance per dollar on MSRP (G3D Mark / MSRP): 44.4 (GeForce RTX 3070) vs 48.6 (Radeon RX 6400) — the Radeon RX 6400 offers 9.5% better value. The Radeon RX 6400 is the newer GPU (2022 vs 2020).