NVIDIA
GeForce GT 420 vs Radeon RX 6700 XT
Full comparison of specs, performance and benchmarks
AMD
RX 6700 XT
Aggregate performance score
We've compared GT 420 and RX 6700 XT across specs and all relevant benchmarks.
↗RX 6700 XT outperforms GT 420 by ~61% on the catalog index; this is not a measured FPS gain.+61%
Scores are normalized on the Head to Head scale. Higher is better. How is this calculated?H2HBench Data Quality
Low confidenceSpecifications: Field verification not recordedVerified gaming results: 0Estimated / unverified results: 32Price record updated: Sep 6, 2026
Limited verified data
H2HBench Verdict
Higher catalog score: GeForce GT 420 (~4%)
The score difference is not a measured FPS improvement.
Reasons to consider GT 420
- Lower stated power consumption
- Higher catalog value index
- Recorded feature support: OpenCL 1.1, CUDA 2.1 · Not supported
Reasons to consider RX 6700 XT
- Higher catalog performance index
- More graphics memory
- Recorded feature support: OpenCL 2.1 · FSR
Catalog metrics radar
Axes with missing data are hidden; every value uses a fixed scale.
NVIDIA
AMDPerformance
Efficiency
Price / performance
Memory capacity
3150
10072
10053
4380
Graphics card ranking
Positions 66–71of 321
Which should you choose?
Two practical conclusions based on community votes and gaming value.
GeForce GT 420
154 likesHead to Head visitors currently choose this model more often.
Overview
Scores are calculated from specifications, performance, and efficiency.
GamesDirectX, OpenCL, and Vulkan performance
31
50Better
Professional applications3D modeling, video editing, and rendering
29
42Better
AI and machine learningMachine-learning and AI capabilities
26
40Better
Power efficiencyPower consumption across workloads
100Better
72
Head to Head scoreOverall catalog score
52Better
50
Specifications
The better numeric value is highlighted in green, taking the metric direction into account.
Device class
Max monitors
Max resolution
USB Type-C
Recommended PSU
Length
Power consumptionBetter
DirectX
OpenGL
TFLOPSBetter
Memory type
Power connector
Clock speedBetter
Base clockBetter
Boost clockBetter
VRAMBetter
Memory frequencyBetter
Memory busBetter
Memory bandwidthBetter
Interface
Power consumptionBetter
Process nodeBetter
Release date
Architecture
Thickness
Compute API
Launch priceBetter
Shader units / coresBetter
Die sizeBetter
Memory cache
Transistor countBetter
Vulkan
HDMI
Upscaling
DisplayPort
Gaming FPS
Available results are shown separately; missing data is not treated as zero.
The Gaming FPS section compares GT 420 and RX 6700 XT across curated H2H Lab game presets. The useful signal is not only average FPS, but also how each device behaves at 1440p and 4K, how memory capacity and bus width affect heavy textures, and whether the game engine favors raster performance, ray tracing, or driver maturity.
GT 420RX 6700 XT
Verified externalEstimatedSources ↗
Counter-Strike 2
1080p High
154 FPS
212 FPS
1080p Ultra
108 FPS
149 FPS
1440p Ultra
58 FPS
116 FPS
4K Ultra
21 FPS
49 FPS
Counter-Strike 2GT 420154 FPSRX 6700 XT212 FPSGT 420108 FPSRX 6700 XT149 FPSGT 42058 FPSRX 6700 XT116 FPSGT 42021 FPSRX 6700 XT49 FPS
Cyberpunk 2077GT 420100 FPSRX 6700 XT137 FPSGT 42086 FPSRX 6700 XT118 FPSGT 42042 FPSRX 6700 XT84 FPSGT 42014 FPSRX 6700 XT33 FPS
Forza Horizon 5GT 420126 FPSRX 6700 XT172 FPSGT 42081 FPSRX 6700 XT112 FPSGT 42053 FPSRX 6700 XT104 FPSGT 42031 FPSRX 6700 XT73 FPS
Hogwarts LegacyGT 42081 FPSRX 6700 XT112 FPSGT 42068 FPSRX 6700 XT93 FPSGT 42038 FPSRX 6700 XT75 FPSGT 42014 FPSRX 6700 XT34 FPS
H2H workload indices
Comparable internal indices on a fixed 0–100 scale.
H2H Raster IndexH2H Index / 100315047%
H2H Compute IndexH2H Index / 100326061%
H2H Rendering IndexH2H Index / 100345852%
H2H Memory Workload IndexH2H Index / 100438060%
H2H Efficiency IndexH2H Index / 1001007233%
These are versioned H2H calculated indices derived from normalized catalog data. They are not results from a third-party benchmark.
H2H AI workload indices
Estimated workload profiles based on available performance and memory data.
H2H Image Generation IndexH2H Index / 100366355%
H2H ML Training IndexH2H Index / 100366253%
H2H Inference IndexH2H Index / 100345852%
H2H Local LLM IndexH2H Index / 100386654%
H2H Computer Vision IndexH2H Index / 100355951%
These are versioned H2H calculated indices derived from normalized catalog data. They are not results from a third-party benchmark.
Graphics APIs, SDKs and upscaling
DirectX11.012.2
VulkanVulkan 1.2 (driver support)1.4
OpenGL4.64.6
UpscalingNot supportedFSR
Compute APIOpenCL 1.1, CUDA 2.1OpenCL 2.1
Architecture and release
ArchitectureFermiRDNA 2.0
Process node40 nm7 nmBetter
Release date20102021
Device classDesktopDesktop
GPU cores, die and clocks
Transistor count585 million17200 millionBetter
Die size116 mm²Better335 mm²
Shader units / cores962560Better
Base clock700 MHz2321 MHzBetter
Boost clock700 MHz2581 MHzBetter
Board size, power and compatibility
InterfacePCIe 2x16PCIe 4x16
LengthVaries by board267 mm
ThicknessIGPDual-slot
Recommended PSUVaries by board550 W
Power connectorNone6+8 pin
Display outputs and limits
HDMIBoard dependentHDMI 2.1
DisplayPortBoard dependentDisplayPort 1.4a
USB Type-CNoNo
Max monitorsVaries by board4
Max resolutionVaries by board7680 × 4320
Memory and compute throughput
VRAM2 GB DDR312 GB GDDR6Better
Memory typeDDR3GDDR6
Memory bus128 bit192 bitBetter
TFLOPS0.19213.21Better
Other comparisons
Reviews and questions
Explain this comparison
Beyond percentages: causes, relevant specifications, and practical impact behind every chart.
What AI will explain
Overall score, radar, FPS, synthetic tests, specifications, efficiency, and value.
Evidence details
Data coverage
- Verified gaming results
- 0
- Verified synthetic results
- 0
- Games with verified results
- 0
- Verified community results
- 0
- Estimated / unverified results
- 32
- Specifications
- 0 / 70
Calculated scores · How is this calculated?
Scores use the catalog model and may include estimated inputs. Open each score to see its origin and the methodology.
clamp(round(performance × 0.7 + (efficiency ?? 50) × 0.2 + (value is missing ? 0 : (value − 50) × 0.2)), 0, 100)Price evidence · View sources (4)
Verified community results
No verified community benchmarks yet.
Reviewed by
No individual editorial review is recorded for this comparison.
Comparison history
Show recorded changes (5)
- · Record updated: products
- · Record updated: products
- · Record changed: product_prices
- · Record updated: products
- · Record updated: products
Why you can trust this comparison
Origin and confidence are evaluated from the evidence attached to each value. Unverified results are identified, and specification, benchmark and price dates remain separate.
Owner experiences
Real builds, results, and community feedback.
Moderator reviewedHelpful to the communityExpert badges
Frequently asked comparison questions
Short recommendations based on performance, memory, power consumption, and intended use.
01Which is better for gaming: GT 420 or RX 6700 XT?+
GT 420 has the higher overall gaming score, while GT 420 offers the better price-to-performance ratio. The final choice depends on resolution and settings.
02Which is better for streaming?+
GT 420 is the stronger streaming choice thanks to performance, hardware encoding, and application support. Check AV1, H.264, and HEVC support before buying.
03Which is better for Blender?+
GT 420 is generally the better option for Blender and GPU rendering. Rendering-engine support and available VRAM also matter.
04Which is better for video editing?+
GT 420 offers more overall performance, while GT 420 offers more memory headroom. Codecs, hardware encoders, and editor optimization can change the result.
05Which is better for neural networks and AI?+
GT 420 is the more practical option for local AI workloads. VRAM capacity, compute libraries, and framework compatibility are especially important.
06Which is better for 1080p?+
GT 420 is the most rational 1080p choice, where high frame rates and cost per frame matter most.
07Which is better for 1440p?+
GT 420 leads in combined 1440p performance. GT 420 can be preferable for heavy textures and games with high VRAM usage.
08Which is better for 4K?+
GT 420 is preferable for 4K, where total performance, memory bandwidth, and VRAM capacity have the greatest impact.
09Which is better for a quiet PC?+
GT 420 is easier to use in a quiet build because of its lower estimated power and thermal load. Actual noise depends on the specific cooler.
10Which is better without replacing the power supply?+
GT 420 is the safer candidate because its stated power consumption is lower. Verify PSU wattage, age, and power connectors.
11Is it worth upgrading from the previous generation?+
Consider upgrading to GT 420 if your current device no longer delivers the required FPS, memory capacity, or feature support. A gain below 15–20% is usually worth waiting for a price cut.