Quadro K420 vs Radeon HD 7550M/7650M

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 Quadro K420 is positioned at rank 220 and the Radeon HD 7550M/7650M is on rank 218, so the Radeon HD 7550M/7650M 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 Quadro K420

#94

RTX PRO 5000 Blackwell

MSRP: $6999|Avg: $4799

91%

#96

L4

MSRP: $2345|Avg: $1800

89%

#97

RTX 6000 Ada Generation

MSRP: $6799|Avg: $5500

87%

#98

RTX 5880 Ada Generation

MSRP: $6000|Avg: $6000

86%

#99

Tesla M40

MSRP: $2500|Avg: $1099

85%

#205

Tesla K20m

MSRP: $3199|Avg: $55

3052%

#220

Quadro K420

MSRP: $150|Avg: $20

100%

#223

FirePro W7000

MSRP: $899|Avg: $50

99%

#224

Radeon R7 PRO A10-9700

MSRP: $169|Avg: $100

99%

#226

FirePro D500

MSRP: $500|Avg: $150

94%

#227

FirePro 3D V4800

MSRP: $189|Avg: $20

93%

#231

GRID T4-2Q

MSRP: $845|Avg: $600

90%

Based on actual market prices and performance benchmarks.

Performance Per Dollar Radeon HD 7550M/7650M

#52

Radeon 8060S

MSRP: $800|Avg: $800

93%

#208

Radeon RX 550X (móvel)

MSRP: $35|Avg: $35

447%

#210

GeForce GTX 1070 with Max-Q Design

MSRP: N/A|Avg: $150

405%

#211

GeForce GTX 1060 with Max-Q Design

MSRP: N/A|Avg: $100

404%

#215

GeForce GTX 1050 (Mobile)

MSRP: N/A|Avg: $50

367%

#216

Radeon RX 6300

MSRP: $60|Avg: $40

365%

#218

Radeon HD 7550M/7650M

MSRP: N/A|Avg: N/A

100%

#221

Radeon HD 6550A

MSRP: $30|Avg: $30

97%

#222

Maxwell GPU Surface Book (940M, GDDR5)

MSRP: $150|Avg: $75

96%

#224

GeForce GT 640M

MSRP: N/A|Avg: $50

93%

#228

GeForce GT 750M Mac Edition

MSRP: $149|Avg: $40

91%

#230

Maxwell GPU Surface Book

MSRP: $150|Avg: $75

91%

Based on actual market prices and performance benchmarks.

Performance Comparison

About G3D Mark

🏆 Chipversus Verdict

🚀 Performance Leadership

The Radeon HD 7550M/7650M is the superior choice for raw performance. It leads with a 0.4% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Quadro K420.

Insight	Quadro K420	Radeon HD 7550M/7650M
Performance	❌Lower raw frame rates (-0.4%)	✅Leading raw performance (+0.4%)
Longevity	🛑Obsolete Architecture (2014 / Kepler (2012−2018))	🛑Obsolete Architecture (2012 / GCN 1.0 (2012−2020))
Ecosystem	Supports FSR Upscaling	Supports FSR Upscaling
VRAM	❌ Less VRAM capacity	✅ More VRAM (+0%)
Efficiency	⚡ Higher Power Consumption	💡 Excellent Perf/Watt
Case Fit	—	—

💎 Value Proposition

While current pricing data is unavailable, the Radeon HD 7550M/7650M 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.

Quadro K420 Benchmark Check

Radeon HD 7550M/7650M Benchmark Check

Technical Specifications

Side-by-side comparison of Quadro K420 and Radeon HD 7550M/7650M

Quadro K420

The Quadro K420 is manufactured by NVIDIA. It was released in July 22 2014. It features the Kepler architecture. The core clock ranges from 771 MHz to 784 MHz. It has 1344 shading units. The thermal design power (TDP) is 108W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 726 points. Launch price was $854.99.

Radeon HD 7550M/7650M

The Radeon HD 7550M/7650M is manufactured by AMD. It was released in April 24 2012. It features the GCN 1.0 architecture. The core clock speed is 675 MHz. It has 640 shading units. The thermal design power (TDP) is 40W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 729 points.

⚡

Graphics Performance

The Quadro K420 scores 726 and the Radeon HD 7550M/7650M reaches 729 in the G3D Mark benchmark — just a 0.4% difference, making them near-identical in rasterization performance. The Quadro K420 is built on Kepler while the Radeon HD 7550M/7650M uses GCN 1.0, both on a 28 nm process. Shader units: 1,344 (Quadro K420) vs 640 (Radeon HD 7550M/7650M). Raw compute: 2.107 TFLOPS (Quadro K420) vs 0.864 TFLOPS (Radeon HD 7550M/7650M).

Feature	Quadro K420	Radeon HD 7550M/7650M
G3D Mark Score	726	729
Architecture	Kepler	GCN 1.0
Process Node	28 nm	28 nm
Shading Units	1344+110%	640
Compute (TFLOPS)	2.107 TFLOPS+144%	0.864 TFLOPS
ROPs	32+100%	16
TMUs	112+180%	40
L1 Cache	112 KB	160 KB+43%
L2 Cache	512 KB+100%	256 KB

✨

Advanced Features (DLSS/FSR)

Feature	Quadro K420	Radeon HD 7550M/7650M
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 1 GB of video memory. Bus width: 64-bit vs System. L2 Cache: 512 KB (Quadro K420) vs 256 KB (Radeon HD 7550M/7650M) — the Quadro K420 has significantly larger on-die cache to reduce VRAM reliance.

Feature	Quadro K420	Radeon HD 7550M/7650M
VRAM Capacity	1 GB	1 GB
Memory Type	GDDR5	Shared
Bus Width	64-bit	System
L2 Cache	512 KB+100%	256 KB

🔌

Power & Dimensions

The Quadro K420 draws 108W versus the Radeon HD 7550M/7650M's 40W — a 91.9% difference. The Radeon HD 7550M/7650M is more power-efficient. Recommended PSU: 350W (Quadro K420) vs 350W (Radeon HD 7550M/7650M). Power connectors: PCIe-powered vs 1x 6-pin.