GeForce 8400 GS vs Radeon HD 3670

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.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (G3D Mark) per dollar. Components placed above yours deliver better value for money. The GeForce 8400 GS is positioned at rank 461 and the Radeon HD 3670 is on rank 320, so the Radeon HD 3670 offers better cost-efficiency for playing games.

MSRP is the manufacturer's suggested retail price.•
Avg price is the current average price collected from markets across the web.

Performance Per Dollar GeForce 8400 GS

#451

Radeon RX 550X (móvel)

MSRP: $35|Avg: $35

1999%

#453

GeForce GTX 1070 with Max-Q Design

MSRP: N/A|Avg: $150

1813%

#454

GeForce GTX 1060 with Max-Q Design

MSRP: N/A|Avg: $100

1808%

#458

GeForce GTX 1050 (Mobile)

MSRP: N/A|Avg: $50

1644%

#459

Radeon RX 6300

MSRP: $60|Avg: $40

1633%

#461

GeForce 8400 GS

MSRP: $30|Avg: $30

100%

#462

Mobility Radeon HD 550v

MSRP: $49|Avg: $15

100%

#463

Radeon HD 8280G

MSRP: $50|Avg: $50

99%

#464

Radeon R7 M340

MSRP: $120|Avg: $35

99%

#465

Qualcomm Adreno 690 GPU

MSRP: $200|Avg: $100

99%

#466

Radeon HD 8650G + HD 8790M Dual

MSRP: $150|Avg: $45

98%

#467

Radeon HD 8550G + 8570M Dual

MSRP: $100|Avg: $100

98%

#468

Radeon R5 M230

MSRP: $80|Avg: $25

98%

#469

Radeon R9 M275X / M375

MSRP: $300|Avg: $300

97%

#470

Radeon HD 8650G + 8750M Dual

MSRP: $150|Avg: $30

97%

#471

Radeon R9 M370X

MSRP: $300|Avg: $100

96%

#472

Radeon HD 8280

MSRP: $50|Avg: $50

96%

#473

GeForce GTX 850A

MSRP: $150|Avg: $50

94%

#474

Radeon HD 8650G + HD 8600/8700M Dual

MSRP: $150|Avg: $150

94%

#475

Mobility Radeon HD 5730

MSRP: $100|Avg: $20

94%

#476

Radeon R7 A10-7700K

MSRP: $152|Avg: $118

94%

Based on actual market prices and performance benchmarks.

Performance Per Dollar Radeon HD 3670

#1

GeForce RTX 3060 Ti

MSRP: $399|Avg: $280

4292%

#2

GeForce RTX 5060

MSRP: $299|Avg: $299

4124%

#3

Radeon RX 5600 XT

MSRP: $279|Avg: $180

4076%

#4

Radeon RX 9060

MSRP: $249|Avg: $249

4069%

#5

GeForce RTX 5050

MSRP: $249|Avg: $249

4060%

#6

GeForce RTX 3050 OEM

MSRP: $249|Avg: $150

4037%

#7

Arc A580

MSRP: $179|Avg: $179

3986%

#8

Radeon RX 9060 XT

MSRP: $299|Avg: $299

3972%

#9

Radeon RX 9060 XT 8GB

MSRP: $299|Avg: $299

3935%

#10

Radeon RX 7600

MSRP: $269|Avg: $250

3924%

#11

Radeon RX 6600

MSRP: $329|Avg: $180

3877%

#12

GeForce RTX 4060

MSRP: $299|Avg: $299

3869%

#13

Arc B570

MSRP: $219|Avg: $219

3799%

#14

Arc B580

MSRP: $249|Avg: $249

3796%

#305

Radeon R5 430 OEM

MSRP: N/A|Avg: $13

4734%

#320

Radeon HD 3670

MSRP: $100|Avg: $15

100%

#321

Radeon HD 3200

MSRP: $50|Avg: $10

97%

#322

Radeon HD 2350

MSRP: $50|Avg: $48

91%

#323

Radeon HD 2400

MSRP: $79|Avg: $10

91%

#324

Radeon HD 2400 XT

MSRP: $79|Avg: $10

89%

#326

GeForce 7300 GT

MSRP: $89|Avg: $20

82%

#327

Radeon HD 3870 X2

MSRP: $449|Avg: $40

78%

#329

GeForce 7950 GT

MSRP: $299|Avg: $50

69%

#330

RADEON X550XT

MSRP: $50|Avg: $40

66%

#334

Radeon X1650 Pro

MSRP: $100|Avg: $15

50%

#335

RADEON X550

MSRP: $60|Avg: $10

50%

Based on actual market prices and performance benchmarks.

Performance Comparison

About G3D Mark

🏆 Chipversus Verdict

🚀 Performance Leadership

The Radeon HD 3670 is the superior choice for raw performance. It leads with a 3.7% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the GeForce 8400 GS.

Insight	GeForce 8400 GS	Radeon HD 3670
Performance	❌Lower raw frame rates (-3.7%)	✅Leading raw performance (+3.7%)
Longevity	🛑Obsolete Architecture (2014 / Maxwell (2014−2017))	🛑Obsolete Architecture (2010 / TeraScale 3 (2010−2013))
Ecosystem	Supports FSR Upscaling	Supports FSR Upscaling
VRAM	❌ Less VRAM capacity	✅ More VRAM (+0%)
Efficiency	💡 Excellent Perf/Watt	⚡ Higher Power Consumption
Case Fit	📏 Compact / SFF Friendly	📏 Compact / SFF Friendly

💎 Value Proposition

The Radeon HD 3670 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Radeon HD 3670 holds the technical lead. Priced at $15 (vs $30), it costs 50% less, resulting in a 107.4% higher cost efficiency score.

Insight	GeForce 8400 GS	Radeon HD 3670
Cost Efficiency	❌Lower cost efficiency	✅Better overall value (+107.4%)
Upfront Cost	⚠️Higher upfront cost ($30)	✅More affordable ($15)

Performance Check

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 7800X3D 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 8400 GS Benchmark Check

Radeon HD 3670 Benchmark Check

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Technical Specifications

Side-by-side comparison of GeForce 8400 GS and Radeon HD 3670

GeForce 8400 GS

The GeForce 8400 GS is manufactured by NVIDIA. It was released in March 17 2014. It features the Maxwell architecture. The core clock ranges from 1029 MHz to 1124 MHz. It has 384 shading units. The thermal design power (TDP) is 33W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 163 points.

Radeon HD 3670

The Radeon HD 3670 is manufactured by AMD. It was released in December 14 2010. It features the TeraScale 3 architecture. The boost clock speed is 880 MHz. It has 1536 shading units. The thermal design power (TDP) is 250W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 169 points. Launch price was $369.

⚡

Graphics Performance

The GeForce 8400 GS scores 163 and the Radeon HD 3670 reaches 169 in the G3D Mark benchmark — just a 3.7% difference, making them near-identical in rasterization performance. The GeForce 8400 GS is built on Maxwell while the Radeon HD 3670 uses TeraScale 3, both on 28 nm vs 40 nm. Shader units: 384 (GeForce 8400 GS) vs 1,536 (Radeon HD 3670). Raw compute: 0.8632 TFLOPS (GeForce 8400 GS) vs 2.703 TFLOPS (Radeon HD 3670). Boost clocks: 1124 MHz vs 880 MHz.

Feature	GeForce 8400 GS	Radeon HD 3670
G3D Mark Score	163	169+4%
Architecture	Maxwell	TeraScale 3
Process Node	28 nm	40 nm
Shading Units	384	1536+300%
Compute (TFLOPS)	0.8632 TFLOPS	2.703 TFLOPS+213%
Boost Clock	1124 MHz+28%	880 MHz
ROPs	8	32+300%
TMUs	16	96+500%
L1 Cache	192 KB	192 KB
L2 Cache	1 MB+100%	0.5 MB

✨

Advanced Features (DLSS/FSR)

Feature	GeForce 8400 GS	Radeon HD 3670
Upscaling Tech	FSR 1.0 (Software)	FSR 1.0 (Software)
Frame Generation	Not Supported	Not Supported
Ray Reconstruction	No	No
Low Latency	Standard	AMD Anti-Lag

💾

Video Memory (VRAM)

Both cards feature 512 MB of GDDR5. Bus width: 128-bit vs 128-bit. L2 Cache: 1 MB (GeForce 8400 GS) vs 0.5 MB (Radeon HD 3670) — the GeForce 8400 GS has significantly larger on-die cache to reduce VRAM reliance.

Feature	GeForce 8400 GS	Radeon HD 3670
VRAM Capacity	0.5 GB	0.5 GB
Memory Type	GDDR5	GDDR5
Memory Bandwidth	Unknown	Unknown
Bus Width	128-bit	128-bit
L2 Cache	1 MB+100%	0.5 MB

🖥️

Display & API Support

DirectX support: 10.0 (GeForce 8400 GS) vs 10.1 (Radeon HD 3670). Maximum simultaneous displays: 2 vs 0.

Feature	GeForce 8400 GS	Radeon HD 3670
DirectX	10.0	10.1
Max Displays	2	0

🎬

Media & Encoding

Hardware encoder: No (GeForce 8400 GS) vs UVD (Radeon HD 3670). Decoder: PureVideo HD VP2 vs UVD.

Feature	GeForce 8400 GS	Radeon HD 3670
Encoder	No	UVD
Decoder	PureVideo HD VP2	UVD
Codecs	MPEG-2,H.264	—

🔌

Power & Dimensions

The GeForce 8400 GS draws 33W versus the Radeon HD 3670's 250W — a 153.4% difference. The GeForce 8400 GS is more power-efficient. Recommended PSU: 350W (GeForce 8400 GS) vs 350W (Radeon HD 3670). Power connectors: Legacy vs 1x 6-pin. Card length: 170mm vs 1mm, occupying 1 vs 0 slots.

Feature	GeForce 8400 GS	Radeon HD 3670
TDP	33W-87%	250W
Recommended PSU	350W	350W
Power Connector	Legacy	1x 6-pin
Length	170mm	1mm
Height	106mm	—
Slots	1	0-100%
Temp (Load)	65°C	—
Perf/Watt	4.9+600%	0.7

💰

Value Analysis

The GeForce 8400 GS launched at $30 MSRP and currently averages $30, while the Radeon HD 3670 launched at $100 and now averages $15. The Radeon HD 3670 costs 50% less ($15 savings) at current market prices. Performance per dollar (G3D Mark / price): 5.4 (GeForce 8400 GS) vs 11.3 (Radeon HD 3670) — the Radeon HD 3670 offers 109.3% better value. The GeForce 8400 GS is the newer GPU (2014 vs 2010).