Radeon RX 6600 LE vs RX 7900 XTX

Place in the ranking	7	96
Place by popularity	51	not in top-100
Cost-effectiveness evaluation	34.77	no data
Power efficiency	15.68	21.69
Architecture	RDNA 3.0 (2022−2024)	RDNA 2.0 (2020−2024)
GPU code name	Navi 31	Navi 23
Market segment	Desktop	Desktop
Release date	3 November 2022 (2 years ago)	8 December 2023 (1 year ago)
Launch price (MSRP)	$999	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	6144	1792
Core clock speed	1929 MHz	1626 MHz
Boost clock speed	2498 MHz	2495 MHz
Number of transistors	57,700 million	11,060 million
Manufacturing process technology	5 nm	7 nm
Power consumption (TDP)	355 Watt	132 Watt
Texture fill rate	959.2	279.4
Floating-point processing power	61.39 TFLOPS	8.942 TFLOPS
ROPs	192	64
TMUs	384	112
Ray Tracing Cores	96	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).

Interface	PCIe 4.0 x16	PCIe 4.0 x8
Length	287 mm	190 mm
Width	2-slot	2-slot
Supplementary power connectors	2x 8-pin	1x 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 type	GDDR6	GDDR6
Maximum RAM amount	24 GB	8 GB
Memory bus width	384 Bit	128 Bit
Memory clock speed	2500 MHz	1750 MHz
Memory bandwidth	960.0 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 2.1a, 2x DisplayPort 2.1, 1x USB Type-C	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 Ultimate (12_2)	12 Ultimate (12_2)
Shader Model	6.7	6.7
OpenGL	4.6	4.6
OpenCL	2.2	2.1
Vulkan	1.3	1.3

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 7900 XTX 80.73
+94.4%

RX 6600 LE 41.52

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 7900 XTX 31028
+94.4%

RX 6600 LE 15959

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	246 +105%	120−130 −105%
1440p	164 +105%	80−85 −105%
4K	103 +106%	50−55 −106%

Cost per frame, $

1080p	4.06	no data
1440p	6.09	no data
4K	9.70	no data

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2	214 +94.5%	110−120 −94.5%
Cyberpunk 2077	242 +102%	120−130 −102%

Full HD
Medium Preset

Battlefield 5	110−120 +95%	60−65 −95%
Counter-Strike 2	241 +101%	120−130 −101%
Cyberpunk 2077	116 +111%	55−60 −111%
Forza Horizon 4	604 +101%	300−310 −101%
Forza Horizon 5	210−220 +97.3%	110−120 −97.3%
Metro Exodus	169 +98.8%	85−90 −98.8%
Red Dead Redemption 2	150−160 +101%	75−80 −101%
Valorant	450−500 +95.8%	240−250 −95.8%

Full HD
High Preset

Battlefield 5	110−120 +95%	60−65 −95%
Counter-Strike 2	220 +100%	110−120 −100%
Cyberpunk 2077	104 +108%	50−55 −108%
Dota 2	183 +103%	90−95 −103%
Far Cry 5	123 +105%	60−65 −105%
Fortnite	300−350 +105%	150−160 −105%
Forza Horizon 4	535 +98.1%	270−280 −98.1%
Forza Horizon 5	210−220 +97.3%	110−120 −97.3%
Grand Theft Auto V	175 +94.4%	90−95 −94.4%
Metro Exodus	176 +95.6%	90−95 −95.6%
PLAYERUNKNOWN'S BATTLEGROUNDS	210−220 +95.5%	110−120 −95.5%
Red Dead Redemption 2	150−160 +101%	75−80 −101%
The Witcher 3: Wild Hunt	170−180 +105%	85−90 −105%
Valorant	450−500 +95.8%	240−250 −95.8%
World of Tanks	270−280 +99.3%	140−150 −99.3%

Full HD
Ultra Preset

Battlefield 5	110−120 +95%	60−65 −95%
Counter-Strike 2	206 +106%	100−105 −106%
Cyberpunk 2077	100 +100%	50−55 −100%
Dota 2	178 +97.8%	90−95 −97.8%
Far Cry 5	150−160 +103%	75−80 −103%
Forza Horizon 4	471 +96.3%	240−250 −96.3%
Forza Horizon 5	210−220 +97.3%	110−120 −97.3%
PLAYERUNKNOWN'S BATTLEGROUNDS	210−220 +95.5%	110−120 −95.5%
Valorant	450−500 +95.8%	240−250 −95.8%

1440p
High Preset

Dota 2	165 +106%	80−85 −106%
Grand Theft Auto V	165 +106%	80−85 −106%
PLAYERUNKNOWN'S BATTLEGROUNDS	170−180 +94.4%	90−95 −94.4%
Red Dead Redemption 2	90−95 +107%	45−50 −107%
World of Tanks	500−550 +98.5%	260−270 −98.5%

1440p
Ultra Preset

Battlefield 5	85−90 +118%	40−45 −118%
Counter-Strike 2	146 +94.7%	75−80 −94.7%
Cyberpunk 2077	71 +103%	35−40 −103%
Far Cry 5	160−170 +100%	80−85 −100%
Forza Horizon 4	360 +100%	180−190 −100%
Forza Horizon 5	160−170 +106%	80−85 −106%
Metro Exodus	146 +94.7%	75−80 −94.7%
The Witcher 3: Wild Hunt	238 +98.3%	120−130 −98.3%
Valorant	350−400 +95.5%	200−210 −95.5%

4K
High Preset

Counter-Strike 2	67 +123%	30−33 −123%
Dota 2	186 +95.8%	95−100 −95.8%
Grand Theft Auto V	186 +95.8%	95−100 −95.8%
Metro Exodus	108 +96.4%	55−60 −96.4%
PLAYERUNKNOWN'S BATTLEGROUNDS	200−210 +109%	100−105 −109%
Red Dead Redemption 2	60−65 +113%	30−33 −113%
The Witcher 3: Wild Hunt	186 +95.8%	95−100 −95.8%

4K
Ultra Preset

Battlefield 5	90−95 +102%	45−50 −102%
Counter-Strike 2	43 +105%	21−24 −105%
Cyberpunk 2077	36 +100%	18−20 −100%
Dota 2	159 +98.8%	80−85 −98.8%
Far Cry 5	100−110 +110%	50−55 −110%
Fortnite	95−100 +113%	45−50 −113%
Forza Horizon 4	197 +97%	100−105 −97%
Forza Horizon 5	100−110 +112%	50−55 −112%
Valorant	220−230 +108%	110−120 −108%

This is how RX 7900 XTX and RX 6600 LE compete in popular games:

RX 7900 XTX is 105% faster in 1080p
RX 7900 XTX is 105% faster in 1440p
RX 7900 XTX is 106% faster in 4K

Pros & cons summary

Performance score	80.73	41.52
Recency	3 November 2022	8 December 2023
Maximum RAM amount	24 GB	8 GB
Chip lithography	5 nm	7 nm
Power consumption (TDP)	355 Watt	132 Watt