Radeon RX 6600 vs GeForce GT 620

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Aggregate performance score

We've compared GeForce GT 620 and Radeon RX 6600, covering specs and all relevant benchmarks.

GT 620
2012
1 GB DDR3, 49 Watt
0.92

RX 6600 outperforms GT 620 by a whopping 3857% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking1125130
Place by popularitynot in top-10014
Cost-effectiveness evaluation0.0263.17
Power efficiency1.3820.21
ArchitectureFermi (2010−2014)RDNA 2.0 (2020−2024)
GPU code nameGF108Navi 23
Market segmentDesktopDesktop
Release date15 May 2012 (12 years ago)13 October 2021 (3 years ago)
Launch price (MSRP)$39.99 $329

Cost-effectiveness evaluation

The higher the performance-to-price ratio, the better. We use the manufacturer's recommended prices for comparison.

RX 6600 has 315750% better value for money than GT 620.

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores961792
Core clock speed700 MHz1626 MHz
Boost clock speedno data2491 MHz
Number of transistors585 million11,060 million
Manufacturing process technology40 nm7 nm
Power consumption (TDP)49 Watt132 Watt
Maximum GPU temperature98 °Cno data
Texture fill rate11.20279.0
Floating-point processing power0.2688 TFLOPS8.928 TFLOPS
ROPs464
TMUs16112
Ray Tracing Coresno data28

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Bus supportPCI Express 2.0no data
InterfacePCIe 2.0 x16PCIe 4.0 x8
Length145 mm190 mm
Height2.7" (6.9 cm)no data
Width1-slot2-slot
Supplementary power connectorsNone1x 8-pin

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeDDR3GDDR6
Maximum RAM amount1 GB8 GB
Memory bus width64 Bit128 Bit
Memory clock speed1.8 GB/s1750 MHz
Memory bandwidth14.4 GB/s224.0 GB/s
Shared memoryno data-
Resizable BAR-+

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display ConnectorsDual Link DVI-I, HDMI, VGA1x HDMI, 3x DisplayPort
Multi monitor support+no data
HDMI++
HDCP+-
Maximum VGA resolution2048x1536no data
Audio input for HDMIInternalno data

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

3D Blu-Ray+-

API and SDK compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (11_0)12.0 Ultimate (12_2)
Shader Model5.16.5
OpenGL4.24.6
OpenCL1.12.1
VulkanN/A1.2
CUDA+-

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score.

GT 620 0.92
RX 6600 36.40
+3857%

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

GT 620 383
RX 6600 15112
+3846%

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

Full HD2−3
−5250%
107
+5250%
1440p1−2
−5500%
56
+5500%
4K0−130

Cost per frame, $

1080p20.00
−550%
3.07
+550%
1440p39.99
−581%
5.88
+581%
4Kno data10.97
  • RX 6600 has 550% lower cost per frame in 1080p
  • RX 6600 has 581% lower cost per frame in 1440p

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2 345
+0%
345
+0%
Cyberpunk 2077 107
+0%
107
+0%
Hogwarts Legacy 116
+0%
116
+0%

Full HD
Medium Preset

Battlefield 5 120−130
+0%
120−130
+0%
Counter-Strike 2 303
+0%
303
+0%
Cyberpunk 2077 91
+0%
91
+0%
Far Cry 5 154
+0%
154
+0%
Fortnite 160−170
+0%
160−170
+0%
Forza Horizon 4 140−150
+0%
140−150
+0%
Forza Horizon 5 173
+0%
173
+0%
Hogwarts Legacy 90
+0%
90
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 140−150
+0%
140−150
+0%
Valorant 210−220
+0%
210−220
+0%

Full HD
High Preset

Battlefield 5 120−130
+0%
120−130
+0%
Counter-Strike 2 146
+0%
146
+0%
Counter-Strike: Global Offensive 270−280
+0%
270−280
+0%
Cyberpunk 2077 73
+0%
73
+0%
Dota 2 150
+0%
150
+0%
Far Cry 5 142
+0%
142
+0%
Fortnite 160−170
+0%
160−170
+0%
Forza Horizon 4 140−150
+0%
140−150
+0%
Forza Horizon 5 149
+0%
149
+0%
Grand Theft Auto V 137
+0%
137
+0%
Hogwarts Legacy 69
+0%
69
+0%
Metro Exodus 82
+0%
82
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 140−150
+0%
140−150
+0%
The Witcher 3: Wild Hunt 147
+0%
147
+0%
Valorant 210−220
+0%
210−220
+0%

Full HD
Ultra Preset

Battlefield 5 120−130
+0%
120−130
+0%
Cyberpunk 2077 59
+0%
59
+0%
Dota 2 107
+0%
107
+0%
Far Cry 5 134
+0%
134
+0%
Forza Horizon 4 140−150
+0%
140−150
+0%
Hogwarts Legacy 53
+0%
53
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 140−150
+0%
140−150
+0%
The Witcher 3: Wild Hunt 90
+0%
90
+0%
Valorant 210−220
+0%
210−220
+0%

Full HD
Epic Preset

Fortnite 160−170
+0%
160−170
+0%

1440p
High Preset

Counter-Strike 2 85
+0%
85
+0%
Counter-Strike: Global Offensive 250−260
+0%
250−260
+0%
Grand Theft Auto V 64
+0%
64
+0%
Metro Exodus 48
+0%
48
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 170−180
+0%
170−180
+0%
Valorant 240−250
+0%
240−250
+0%

1440p
Ultra Preset

Battlefield 5 90−95
+0%
90−95
+0%
Cyberpunk 2077 34
+0%
34
+0%
Far Cry 5 91
+0%
91
+0%
Forza Horizon 4 100−110
+0%
100−110
+0%
Hogwarts Legacy 37
+0%
37
+0%
The Witcher 3: Wild Hunt 65−70
+0%
65−70
+0%

1440p
Epic Preset

Fortnite 95−100
+0%
95−100
+0%

4K
High Preset

Counter-Strike 2 20
+0%
20
+0%
Grand Theft Auto V 60
+0%
60
+0%
Hogwarts Legacy 24−27
+0%
24−27
+0%
Metro Exodus 29
+0%
29
+0%
The Witcher 3: Wild Hunt 44
+0%
44
+0%
Valorant 220−230
+0%
220−230
+0%

4K
Ultra Preset

Battlefield 5 55−60
+0%
55−60
+0%
Counter-Strike 2 40−45
+0%
40−45
+0%
Cyberpunk 2077 14
+0%
14
+0%
Dota 2 85
+0%
85
+0%
Far Cry 5 44
+0%
44
+0%
Forza Horizon 4 65−70
+0%
65−70
+0%
Hogwarts Legacy 17
+0%
17
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 45−50
+0%
45−50
+0%

4K
Epic Preset

Fortnite 45−50
+0%
45−50
+0%

This is how GT 620 and RX 6600 compete in popular games:

  • RX 6600 is 5250% faster in 1080p
  • RX 6600 is 5500% faster in 1440p

All in all, in popular games:

  • there's a draw in 66 tests (100%)

Pros & cons summary


Performance score 0.92 36.40
Recency 15 May 2012 13 October 2021
Maximum RAM amount 1 GB 8 GB
Chip lithography 40 nm 7 nm
Power consumption (TDP) 49 Watt 132 Watt

GT 620 has 169.4% lower power consumption.

RX 6600, on the other hand, has a 3856.5% higher aggregate performance score, an age advantage of 9 years, a 700% higher maximum VRAM amount, and a 471.4% more advanced lithography process.

The Radeon RX 6600 is our recommended choice as it beats the GeForce GT 620 in performance tests.

Vote for your favorite

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NVIDIA GeForce GT 620
GeForce GT 620
AMD Radeon RX 6600
Radeon RX 6600

Other comparisons

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


2.9 449 votes

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4.3 10944 votes

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