GeForce 940MX
VS
Radeon R9 255

GeForce 940MX vs Radeon R9 255

NVIDIA

GeForce 940MX

2016Core: 795 MHzBoost: 861 MHz
VS
AMD

Radeon R9 255

2014Core: 918 MHz

Performance Spectrum - GPU

About G3D Mark

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 GeForce 940MX is positioned at rank #300 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 GeForce 940MX

#62
GeForce RTX 2080 (móvel)
MSRP: $1000|Avg: $350
99%
#290
Radeon RX 550X (móvel)
MSRP: $35|Avg: $35
719%
#292
652%
#293
650%
#297
GeForce GTX 1050 (Mobile)
MSRP: N/A|Avg: $50
592%
#298
Radeon RX 6300
MSRP: $60|Avg: $40
587%
#300
GeForce 940MX
MSRP: $100|Avg: $50
100%
#301
GeForce MX130
MSRP: $120|Avg: $50
100%
#302
Arc Graphics 130V
MSRP: $300|Avg: $250
100%
#303
Radeon R5 430
MSRP: $59|Avg: $50
100%
#304
GeForce MX150
MSRP: $150|Avg: $60
99%
#307
GeForce MX450
MSRP: $250|Avg: $200
99%
#308
Arc Graphics 140V
MSRP: $350|Avg: $300
98%
#309
Radeon R7 A8-8650
MSRP: $49|Avg: $20
97%
#312
Radeon Vega 8 Ryzen 5 3500C
MSRP: $99|Avg: $30
94%
#314
GeForce GT 720A
MSRP: $40|Avg: $40
94%
#315
GeForce MX110
MSRP: $100|Avg: $40
94%
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 GeForce 940MX is the superior choice for raw performance. It leads with a 0.5% higher G3D Mark score. However, the Radeon R9 255 offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.

InsightGeForce 940MXRadeon R9 255
Performance
Leading raw performance (+0.5%)
Lower raw frame rates (-0.5%)
Longevity
🛑Obsolete Architecture (2016 / Maxwell (2014−2017))
🛑Obsolete Architecture (2014 / GCN 3.0 (2014−2019))
Ecosystem
Supports FSR Upscaling
Supports FSR Upscaling
VRAM
❌ Less VRAM capacity
✅ More VRAM (+300%)
Efficiency
💡 Excellent Perf/Watt
⚡ Higher Power Consumption
Case Fit

💎 Value Proposition

The Radeon R9 255 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Radeon R9 255 holds the technical lead. Priced at $30 (vs $50), it costs 40% less, resulting in a 65.8% higher cost efficiency score.

InsightGeForce 940MXRadeon R9 255
Cost Efficiency
Lower cost efficiency
Better overall value (+65.8%)
Upfront Cost
⚠️Higher upfront cost ($50)
More affordable ($30)

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.

Technical Specifications

Side-by-side comparison of GeForce 940MX and Radeon R9 255

NVIDIA

GeForce 940MX

The GeForce 940MX is manufactured by NVIDIA. It was released in June 28 2016. It features the Maxwell architecture. The core clock ranges from 795 MHz to 861 MHz. It has 512 shading units. The thermal design power (TDP) is 23W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,509 points.

AMD

Radeon R9 255

The Radeon R9 255 is manufactured by AMD. It was released in September 2 2014. It features the GCN 3.0 architecture. The core clock speed is 918 MHz. It has 1792 shading units. The thermal design power (TDP) is 190W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,501 points. Launch price was $249.

Graphics Performance

The GeForce 940MX scores 1,509 and the Radeon R9 255 reaches 1,501 in the G3D Mark benchmark — just a 0.5% difference, making them near-identical in rasterization performance. The GeForce 940MX is built on Maxwell while the Radeon R9 255 uses GCN 3.0, both on a 28 nm process. Shader units: 512 (GeForce 940MX) vs 1,792 (Radeon R9 255). Raw compute: 0.8817 TFLOPS (GeForce 940MX) vs 3.29 TFLOPS (Radeon R9 255).

FeatureGeForce 940MXRadeon R9 255
G3D Mark Score
1,509
1,501
Architecture
Maxwell
GCN 3.0
Process Node
28 nm
28 nm
Shading Units
512
1792+250%
Compute (TFLOPS)
0.8817 TFLOPS
3.29 TFLOPS+273%
ROPs
8
32+300%
TMUs
32
112+250%
L1 Cache
256 KB
448 KB+75%
L2 Cache
1 MB+100%
0.5 MB

Advanced Features (DLSS/FSR)

FeatureGeForce 940MXRadeon R9 255
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)

The GeForce 940MX comes with 512 MB of VRAM, while the Radeon R9 255 has 2 GB. The Radeon R9 255 offers 300% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 128-bit. L2 Cache: 1 MB (GeForce 940MX) vs 0.5 MB (Radeon R9 255) — the GeForce 940MX has significantly larger on-die cache to reduce VRAM reliance.

FeatureGeForce 940MXRadeon R9 255
VRAM Capacity
0.5 GB
2 GB+300%
Memory Type
GDDR5
GDDR5
Memory Bandwidth
Unknown
Unknown
Bus Width
128-bit
128-bit
L2 Cache
1 MB+100%
0.5 MB
🔌

Power & Dimensions

The GeForce 940MX draws 23W versus the Radeon R9 255's 190W — a 156.8% difference. The GeForce 940MX is more power-efficient. Recommended PSU: 350W (GeForce 940MX) vs 400W (Radeon R9 255). Power connectors: PCIe-powered vs 1x 6-pin.

FeatureGeForce 940MXRadeon R9 255
TDP
23W-88%
190W
Recommended PSU
350W-13%
400W
Power Connector
PCIe-powered
1x 6-pin
Length
0mm
Height
0mm
Slots
0
Temp (Load)
75°C
Perf/Watt
65.6+730%
7.9
💰

Value Analysis

The GeForce 940MX launched at $100 MSRP and currently averages $50, while the Radeon R9 255 launched at $139 and now averages $30. The Radeon R9 255 costs 40% less ($20 savings) at current market prices. Performance per dollar (G3D Mark / price): 30.2 (GeForce 940MX) vs 50.0 (Radeon R9 255) — the Radeon R9 255 offers 65.6% better value. The GeForce 940MX is the newer GPU (2016 vs 2014).

FeatureGeForce 940MXRadeon R9 255
MSRP
$100-28%
$139
Avg Price (30d)
$50
$30-40%
Performance per Dollar
30.2
50.0+66%
Codename
GM107
Tonga
Release
June 28 2016
September 2 2014
Ranking
#764
#365