Radeon RX 6600S vs GeForce RTX 3090

Place in the ranking	24	172
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	14.95	no data
Power efficiency	13.66	27.85
Architecture	Ampere (2020−2024)	RDNA 2.0 (2020−2024)
GPU code name	GA102	Navi 23
Market segment	Desktop	Laptop
Release date	1 September 2020 (4 years ago)	4 January 2022 (3 years ago)
Launch price (MSRP)	$1,499	no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores	10496	1792
Core clock speed	1395 MHz	1700 MHz
Boost clock speed	1695 MHz	2000 MHz
Number of transistors	28,300 million	11,060 million
Manufacturing process technology	8 nm	7 nm
Power consumption (TDP)	350 Watt	80 Watt
Texture fill rate	556.0	224.0
Floating-point processing power	35.58 TFLOPS	7.168 TFLOPS
ROPs	112	64
TMUs	328	112
Tensor Cores	328	no data
Ray Tracing Cores	82	28

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).

Laptop size	no data	medium sized
Interface	PCIe 4.0 x16	PCIe 4.0 x8
Length	336 mm	no data
Width	3-slot	no data
Supplementary power connectors	1x 12-pin	None

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 type	GDDR6X	GDDR6
Maximum RAM amount	24 GB	4 GB
Memory bus width	384 Bit	128 Bit
Memory clock speed	1219 MHz	1750 MHz
Memory bandwidth	936.2 GB/s	224.0 GB/s
Shared memory	-	-

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 Connectors	1x HDMI, 3x DisplayPort	No outputs
HDMI	+	-

API compatibility

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

DirectX	12 Ultimate (12_2)	12 Ultimate (12_2)
Shader Model	6.5	6.5
OpenGL	4.6	4.6
OpenCL	2.0	2.1
Vulkan	1.2	1.3
CUDA	8.5	-

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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

RTX 3090 69.45
+115%

RX 6600S 32.36

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.

RTX 3090 26706
+115%

RX 6600S 12444

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 HD	197 +119%	90−95 −119%
1440p	128 +133%	55−60 −133%
4K	87 +118%	40−45 −118%

Cost per frame, $

1080p	7.61	no data
1440p	11.71	no data
4K	17.23	no data

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2	220 +244%	60−65 −244%
Cyberpunk 2077	207 +204%	65−70 −204%
Elden Ring	238 +116%	110−120 −116%

Full HD
Medium Preset

Battlefield 5	102 +9.7%	90−95 −9.7%
Counter-Strike 2	188 +194%	60−65 −194%
Cyberpunk 2077	151 +122%	65−70 −122%
Forza Horizon 4	505 +237%	150−160 −237%
Metro Exodus	169 +109%	80−85 −109%
Red Dead Redemption 2	130 +97%	65−70 −97%
Valorant	393 +205%	120−130 −205%

Full HD
High Preset

Battlefield 5	110−120 +25.8%	90−95 −25.8%
Counter-Strike 2	161 +152%	60−65 −152%
Cyberpunk 2077	135 +98.5%	65−70 −98.5%
Dota 2	186 +75.5%	100−110 −75.5%
Elden Ring	297 +170%	110−120 −170%
Far Cry 5	147 +67%	85−90 −67%
Fortnite	270−280 +82%	150−160 −82%
Forza Horizon 4	402 +168%	150−160 −168%
Grand Theft Auto V	171 +61.3%	100−110 −61.3%
Metro Exodus	150 +85.2%	80−85 −85.2%
PLAYERUNKNOWN'S BATTLEGROUNDS	210−220 +17.5%	180−190 −17.5%
Red Dead Redemption 2	132 +100%	65−70 −100%
The Witcher 3: Wild Hunt	170−180 +58.2%	110−120 −58.2%
Valorant	222 +72.1%	120−130 −72.1%
World of Tanks	270−280 +0.7%	270−280 −0.7%

Full HD
Ultra Preset

Battlefield 5	95 +2.2%	90−95 −2.2%
Counter-Strike 2	146 +128%	60−65 −128%
Cyberpunk 2077	121 +77.9%	65−70 −77.9%
Dota 2	213 +101%	100−110 −101%
Far Cry 5	130−140 +48.9%	85−90 −48.9%
Forza Horizon 4	351 +134%	150−160 −134%
PLAYERUNKNOWN'S BATTLEGROUNDS	210−220 +17.5%	180−190 −17.5%
Valorant	296 +129%	120−130 −129%

1440p
High Preset

Dota 2	150 +159%	55−60 −159%
Elden Ring	189 +205%	60−65 −205%
Grand Theft Auto V	150 +159%	55−60 −159%
PLAYERUNKNOWN'S BATTLEGROUNDS	170−180 +0%	170−180 +0%
Red Dead Redemption 2	92 +197%	30−35 −197%
World of Tanks	450−500 +134%	200−210 −134%

1440p
Ultra Preset

Battlefield 5	91 +44.4%	60−65 −44.4%
Counter-Strike 2	96 +220%	30−33 −220%
Cyberpunk 2077	87 +190%	30−33 −190%
Far Cry 5	160−170 +56.9%	100−110 −56.9%
Forza Horizon 4	266 +196%	90−95 −196%
Metro Exodus	139 +93.1%	70−75 −93.1%
The Witcher 3: Wild Hunt	152 +192%	50−55 −192%
Valorant	295 +214%	90−95 −214%

4K
High Preset

Counter-Strike 2	59 +84.4%	30−35 −84.4%
Dota 2	182 +203%	60−65 −203%
Elden Ring	105 +262%	27−30 −262%
Grand Theft Auto V	182 +203%	60−65 −203%
Metro Exodus	76 +192%	24−27 −192%
PLAYERUNKNOWN'S BATTLEGROUNDS	200−210 +105%	100−110 −105%
Red Dead Redemption 2	64 +205%	21−24 −205%
The Witcher 3: Wild Hunt	182 +203%	60−65 −203%

4K
Ultra Preset

Battlefield 5	91 +153%	35−40 −153%
Counter-Strike 2	85−90 +169%	30−35 −169%
Cyberpunk 2077	45 +246%	12−14 −246%
Dota 2	202 +237%	60−65 −237%
Far Cry 5	100−110 +133%	45−50 −133%
Fortnite	95−100 +123%	40−45 −123%
Forza Horizon 4	159 +206%	50−55 −206%
Valorant	188 +292%	45−50 −292%

This is how RTX 3090 and RX 6600S compete in popular games:

RTX 3090 is 119% faster in 1080p
RTX 3090 is 133% faster in 1440p
RTX 3090 is 118% faster in 4K

Here's the range of performance differences observed across popular games:

in Valorant, with 4K resolution and the Ultra Preset, the RTX 3090 is 292% faster.

All in all, in popular games:

RTX 3090 is ahead in 62 tests (98%)
there's a draw in 1 test (2%)

Pros & cons summary

Performance score	69.45	32.36
Recency	1 September 2020	4 January 2022
Maximum RAM amount	24 GB	4 GB
Chip lithography	8 nm	7 nm
Power consumption (TDP)	350 Watt	80 Watt