Radeon RX 640 vs Radeon RX Vega 11 Ryzen 5 3400G

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. The Radeon RX 640 is positioned at rank #323 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. Components placed above yours deliver better value for money.

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

Performance Per Dollar Radeon RX 640

#313

Radeon RX 550X (móvel)

MSRP: $35|Avg: $35

795%

#315

GeForce GTX 1070 with Max-Q Design

MSRP: N/A|Avg: $150

720%

#316

GeForce GTX 1060 with Max-Q Design

MSRP: N/A|Avg: $100

719%

#320

GeForce GTX 1050 (Mobile)

MSRP: N/A|Avg: $50

653%

#321

Radeon RX 6300

MSRP: $60|Avg: $40

649%

#323

Radeon RX 640

MSRP: $159|Avg: $55

100%

#326

Iris Pro Graphics P580

MSRP: $150|Avg: $60

99%

#327

Radeon E8870PCIe

MSRP: $250|Avg: $200

99%

#330

Arc Graphics 140T

MSRP: $350|Avg: $300

94%

#331

Radeon 680M

MSRP: N/A|Avg: $80

94%

#333

GeForce 730A

MSRP: $60|Avg: $20

93%

#334

GeForce GT 745A

MSRP: $99|Avg: $20

91%

#335

GeForce 710A

MSRP: $35|Avg: $62

91%

#336

Radeon HD 8670D + HD 6670 Dual

MSRP: $100|Avg: $10

89%

#338

GeForce MX230

MSRP: $150|Avg: $150

89%

Based on actual market prices and performance benchmarks.

Performance Per Dollar

Based on actual market prices and performance benchmarks.

Performance Comparison

About G3D Mark

🏆 Chipversus Verdict

🚀 Performance Leadership

The Radeon RX 640 is the superior choice for raw performance. It leads with a 1.3% higher G3D Mark score and 100+% more VRAM (4 GB vs 0 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon RX Vega 11 Ryzen 5 3400G.

Insight	Radeon RX 640	Radeon RX Vega 11 Ryzen 5 3400G
Performance	✅Leading raw performance (+1.3%)	❌Lower raw frame rates (-1.3%)
Longevity	GCN 4.0 (2016−2020) (14nm)	Vega (2017−2020) (7nm)
Ecosystem	Supports FSR Upscaling	Supports FSR Upscaling
VRAM	✅ More VRAM (+100+%)	❌ Less VRAM capacity
Efficiency	⚡ Higher Power Consumption	💡 Excellent Perf/Watt
Case Fit	—	—

💎 Value Proposition

While current pricing data is unavailable, the Radeon RX 640 remains the clear technical winner. Check real-time availability to determine if the performance gap justifies the market price.

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.

Radeon RX 640 Benchmark Check

Radeon RX Vega 11 Ryzen 5 3400G Benchmark Check

Technical Specifications

Side-by-side comparison of Radeon RX 640 and Radeon RX Vega 11 Ryzen 5 3400G

Radeon RX 640

The Radeon RX 640 is manufactured by AMD. It was released in May 13 2019. It features the GCN 4.0 architecture. The core clock ranges from 1082 MHz to 1218 MHz. It has 640 shading units. The thermal design power (TDP) is 50W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 2,172 points.

Radeon RX Vega 11 Ryzen 5 3400G

The Radeon RX Vega 11 Ryzen 5 3400G is manufactured by AMD. It was released in January 7 2020. It features the Vega architecture. The boost clock speed is 2100 MHz. It has 512 shading units. The thermal design power (TDP) is 15W. Manufactured using 7 nm process technology. G3D Mark benchmark score: 2,145 points.

⚡

Graphics Performance

The Radeon RX 640 scores 2,172 and the Radeon RX Vega 11 Ryzen 5 3400G reaches 2,145 in the G3D Mark benchmark — just a 1.3% difference, making them near-identical in rasterization performance. The Radeon RX 640 is built on GCN 4.0 while the Radeon RX Vega 11 Ryzen 5 3400G uses Vega, both on 14 nm vs 7 nm. Shader units: 640 (Radeon RX 640) vs 512 (Radeon RX Vega 11 Ryzen 5 3400G). Boost clocks: 1218 MHz vs 2100 MHz.

Feature	Radeon RX 640	Radeon RX Vega 11 Ryzen 5 3400G
G3D Mark Score	2,172+1%	2,145
Architecture	GCN 4.0	Vega
Process Node	14 nm	7 nm
Shading Units	640+25%	512
Boost Clock	1218 MHz	2100 MHz+72%

✨

Advanced Features (DLSS/FSR)

A critical advantage for the Radeon RX 640 is support for FSR 3 / 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 Radeon RX Vega 11 Ryzen 5 3400G lacks specific hardware/driver support for this native frame generation tier.

Feature	Radeon RX 640	Radeon RX Vega 11 Ryzen 5 3400G
Upscaling Tech	FSR 3 (Native)	FSR 1.0 (Software)
Frame Generation	FSR 3 / AFMF (Driver)	Not Supported
Ray Reconstruction	No	No
Low Latency	AMD Anti-Lag	AMD Anti-Lag

💾

Video Memory (VRAM)

The Radeon RX 640 comes with 4 GB of VRAM, while the Radeon RX Vega 11 Ryzen 5 3400G has 0 MB. The Radeon RX 640 offers 100+% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs System.

Feature	Radeon RX 640	Radeon RX Vega 11 Ryzen 5 3400G
VRAM Capacity	4 GB	Shared System RAM
Memory Type	GDDR5	Shared
Memory Bandwidth	Unknown	System
Bus Width	128-bit	System

🖥️

Display & API Support

DirectX support: 12 (FL 12_0) (Radeon RX 640) vs 12 (12_1) (Radeon RX Vega 11 Ryzen 5 3400G). Vulkan: 1.3 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 6 vs 3.

Feature	Radeon RX 640	Radeon RX Vega 11 Ryzen 5 3400G
DirectX	12 (FL 12_0)	12 (12_1)
Vulkan	1.3	1.3
OpenGL	4.6	4.6
Max Displays	6+100%	3

🎬

Media & Encoding

Hardware encoder: VCE 3.4 (Radeon RX 640) vs VCE 4.0 (Radeon RX Vega 11 Ryzen 5 3400G). Decoder: UVD 6.3 vs UVD 7.0. Supported codecs: H.264,H.265/HEVC (Radeon RX 640) vs H.264,H.265,VP9 (Radeon RX Vega 11 Ryzen 5 3400G).

Feature	Radeon RX 640	Radeon RX Vega 11 Ryzen 5 3400G
Encoder	VCE 3.4	VCE 4.0
Decoder	UVD 6.3	UVD 7.0
Codecs	H.264,H.265/HEVC	H.264,H.265,VP9

🔌

Power & Dimensions

The Radeon RX 640 draws 50W versus the Radeon RX Vega 11 Ryzen 5 3400G's 15W — a 107.7% difference. The Radeon RX Vega 11 Ryzen 5 3400G is more power-efficient. Recommended PSU: 350W (Radeon RX 640) vs 1W (Radeon RX Vega 11 Ryzen 5 3400G). Power connectors: PCIe-powered vs Integrated.

Feature	Radeon RX 640	Radeon RX Vega 11 Ryzen 5 3400G
TDP	50W	15W-70%
Recommended PSU	350W	1W-100%
Power Connector	PCIe-powered	Integrated
Slots	1	0-100%
Temp (Load)	—	80°C
Perf/Watt	43.4	143.0+229%

💰

Value Analysis

The Radeon RX 640 launched at $159 MSRP and currently averages $55, while the Radeon RX Vega 11 Ryzen 5 3400G launched at $0 and now averages $0. The Radeon RX Vega 11 Ryzen 5 3400G costs 100+% less ($55 savings) at current market prices. Performance per dollar (G3D Mark / price): 39.5 (Radeon RX 640) vs Infinity (Radeon RX Vega 11 Ryzen 5 3400G) — the Radeon RX Vega 11 Ryzen 5 3400G offers Infinity% better value. The Radeon RX Vega 11 Ryzen 5 3400G is the newer GPU (2020 vs 2019).