GeForce RTX 4090 D vs Radeon RX 6600

Place in the ranking	116	13
Place by popularity	14	not in top-100
Cost-effectiveness evaluation	66.98	14.05
Power efficiency	20.57	12.11
Architecture	RDNA 2.0 (2020−2024)	Ada Lovelace (2022−2024)
GPU code name	Navi 23	AD102
Market segment	Desktop	Desktop
Release date	13 October 2021 (3 years ago)	28 December 2023 (1 year ago)
Launch price (MSRP)	$329	$1,599

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

RX 6600 has 377% better value for money than RTX 4090 D.

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	1792	14592
Core clock speed	1626 MHz	2280 MHz
Boost clock speed	2491 MHz	2520 MHz
Number of transistors	11,060 million	76,300 million
Manufacturing process technology	7 nm	5 nm
Power consumption (TDP)	132 Watt	425 Watt
Texture fill rate	279.0	1,149
Floating-point processing power	8.928 TFLOPS	73.54 TFLOPS
ROPs	64	176
TMUs	112	456
Tensor Cores	no data	456
Ray Tracing Cores	28	114

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).

Interface	PCIe 4.0 x8	PCIe 4.0 x16
Length	190 mm	304 mm
Width	2-slot	3-slot
Supplementary power connectors	1x 8-pin	1x 16-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 type	GDDR6	GDDR6X
Maximum RAM amount	8 GB	24 GB
Memory bus width	128 Bit	384 Bit
Memory clock speed	1750 MHz	1313 MHz
Memory bandwidth	224.0 GB/s	1,008 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	1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI	+	+

API compatibility

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

DirectX	12.0 Ultimate (12_2)	12 Ultimate (12_2)
Shader Model	6.5	6.7
OpenGL	4.6	4.6
OpenCL	2.1	3.0
Vulkan	1.2	1.3
CUDA	-	8.9

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.

RX 6600 39.36

RTX 4090 D 74.60
+89.5%

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.

RX 6600 15135

RTX 4090 D 28686
+89.5%

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	111 −89.2%	210−220 +89.2%
1440p	56 −78.6%	100−110 +78.6%
4K	31 −77.4%	55−60 +77.4%

Cost per frame, $

1080p	2.96 +157%	7.61 −157%
1440p	5.88 +172%	15.99 −172%
4K	10.61 +174%	29.07 −174%

RX 6600 has 157% lower cost per frame in 1080p
RX 6600 has 172% lower cost per frame in 1440p
RX 6600 has 174% lower cost per frame in 4K

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2	111 −89.2%	210−220 +89.2%
Cyberpunk 2077	107 −86.9%	200−210 +86.9%
Elden Ring	122 −88.5%	230−240 +88.5%

Full HD
Medium Preset

Battlefield 5	100−110 −82.7%	190−200 +82.7%
Counter-Strike 2	84 −78.6%	150−160 +78.6%
Cyberpunk 2077	81 −85.2%	150−160 +85.2%
Forza Horizon 4	225 −77.8%	400−450 +77.8%
Metro Exodus	140 −85.7%	260−270 +85.7%
Red Dead Redemption 2	75−80 −81.8%	140−150 +81.8%
Valorant	150−160 −83.5%	290−300 +83.5%

Full HD
High Preset

Battlefield 5	100−110 −82.7%	190−200 +82.7%
Counter-Strike 2	68 −76.5%	120−130 +76.5%
Cyberpunk 2077	69 −88.4%	130−140 +88.4%
Dota 2	141 −84.4%	260−270 +84.4%
Elden Ring	132 −89.4%	250−260 +89.4%
Far Cry 5	62 −77.4%	110−120 +77.4%
Fortnite	170−180 −74.4%	300−310 +74.4%
Forza Horizon 4	182 −64.8%	300−310 +64.8%
Grand Theft Auto V	137 −82.5%	250−260 +82.5%
Metro Exodus	98 −83.7%	180−190 +83.7%
PLAYERUNKNOWN'S BATTLEGROUNDS	200−210 −74.1%	350−400 +74.1%
Red Dead Redemption 2	75−80 −81.8%	140−150 +81.8%
The Witcher 3: Wild Hunt	140−150 −85.7%	260−270 +85.7%
Valorant	150−160 −83.5%	290−300 +83.5%
World of Tanks	270−280 −79.2%	500−550 +79.2%

Full HD
Ultra Preset

Battlefield 5	100−110 −82.7%	190−200 +82.7%
Counter-Strike 2	59 −86.4%	110−120 +86.4%
Cyberpunk 2077	56 −78.6%	100−105 +78.6%
Dota 2	107 −86.9%	200−210 +86.9%
Far Cry 5	95−100 −85.6%	180−190 +85.6%
Forza Horizon 4	157 −84.7%	290−300 +84.7%
PLAYERUNKNOWN'S BATTLEGROUNDS	200−210 −74.1%	350−400 +74.1%
Valorant	150−160 −83.5%	290−300 +83.5%

1440p
High Preset

Dota 2	64 −87.5%	120−130 +87.5%
Elden Ring	70 −85.7%	130−140 +85.7%
Grand Theft Auto V	64 −87.5%	120−130 +87.5%
PLAYERUNKNOWN'S BATTLEGROUNDS	170−180 −71.4%	300−310 +71.4%
Red Dead Redemption 2	35−40 −79.5%	70−75 +79.5%
World of Tanks	240−250 −80.7%	450−500 +80.7%

1440p
Ultra Preset

Battlefield 5	70−75 −78.1%	130−140 +78.1%
Counter-Strike 2	33 −81.8%	60−65 +81.8%
Cyberpunk 2077	32 −87.5%	60−65 +87.5%
Far Cry 5	120−130 −89%	240−250 +89%
Forza Horizon 4	101 −88.1%	190−200 +88.1%
Metro Exodus	97 −85.6%	180−190 +85.6%
The Witcher 3: Wild Hunt	65−70 −76.5%	120−130 +76.5%
Valorant	120−130 −85.5%	230−240 +85.5%

4K
High Preset

Counter-Strike 2	20 −75%	35−40 +75%
Dota 2	60 −83.3%	110−120 +83.3%
Elden Ring	25 −80%	45−50 +80%
Grand Theft Auto V	60 −83.3%	110−120 +83.3%
Metro Exodus	29 −72.4%	50−55 +72.4%
PLAYERUNKNOWN'S BATTLEGROUNDS	120−130 −87.5%	240−250 +87.5%
Red Dead Redemption 2	24−27 −73.1%	45−50 +73.1%
The Witcher 3: Wild Hunt	60 −83.3%	110−120 +83.3%

4K
Ultra Preset

Battlefield 5	45−50 −84.8%	85−90 +84.8%
Counter-Strike 2	40−45 −82.9%	75−80 +82.9%
Cyberpunk 2077	12 −75%	21−24 +75%
Dota 2	85 −88.2%	160−170 +88.2%
Far Cry 5	55−60 −72.4%	100−105 +72.4%
Fortnite	55−60 −78.6%	100−105 +78.6%
Forza Horizon 4	53 −88.7%	100−105 +88.7%
Valorant	65−70 −84.6%	120−130 +84.6%

This is how RX 6600 and RTX 4090 D compete in popular games:

RTX 4090 D is 89% faster in 1080p
RTX 4090 D is 79% faster in 1440p
RTX 4090 D is 77% faster in 4K

Pros & cons summary

Performance score	39.36	74.60
Recency	13 October 2021	28 December 2023
Maximum RAM amount	8 GB	24 GB
Chip lithography	7 nm	5 nm
Power consumption (TDP)	132 Watt	425 Watt

RX 6600 has 222% lower power consumption.

RTX 4090 D, on the other hand, has a 89.5% higher aggregate performance score, an age advantage of 2 years, a 200% higher maximum VRAM amount, and a 40% more advanced lithography process.

The GeForce RTX 4090 D is our recommended choice as it beats the Radeon RX 6600 in performance tests.

Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.