L40S vs Radeon RX 6600 XT

Place in the ranking	96	71
Place by popularity	72	not in top-100
Cost-effectiveness evaluation	59.06	no data
Power efficiency	18.25	11.15
Architecture	RDNA 2.0 (2020−2024)	Ada Lovelace (2022−2024)
GPU code name	Navi 23	AD102
Market segment	Desktop	Workstation
Release date	30 July 2021 (3 years ago)	13 October 2022 (2 years ago)
Launch price (MSRP)	$379	no data

Cost-effectiveness evaluation

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

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	2048	18176
Core clock speed	1968 MHz	1110 MHz
Boost clock speed	2589 MHz	2520 MHz
Number of transistors	11,060 million	76,300 million
Manufacturing process technology	7 nm	5 nm
Power consumption (TDP)	160 Watt	300 Watt
Texture fill rate	331.4	1,431
Floating-point processing power	10.6 TFLOPS	91.61 TFLOPS
ROPs	64	192
TMUs	128	568
Tensor Cores	no data	568
Ray Tracing Cores	32	142

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	267 mm
Width	2-slot	2-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	GDDR6
Maximum RAM amount	8 GB	48 GB
Memory bus width	128 Bit	384 Bit
Memory clock speed	2000 MHz	2250 MHz
Memory bandwidth	256.0 GB/s	864.0 GB/s
Shared memory	-	-
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 Connectors	1x HDMI, 2x DisplayPort	1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI	+	+

API and SDK 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
DLSS	-	+

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.

RX 6600 XT 36.88

L40S 42.26
+14.6%

Passmark

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 XT 16477

L40S 18881
+14.6%

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	128 −9.4%	140−150 +9.4%
1440p	71 −12.7%	80−85 +12.7%
4K	41 −9.8%	45−50 +9.8%

Cost per frame, $

1080p	2.96	no data
1440p	5.34	no data
4K	9.24	no data

FPS performance in popular games

Full HD
Low Preset
Full HD
Medium Preset
Full HD
High Preset
Full HD
Ultra Preset
Full HD
Epic Preset
1440p
High Preset
1440p
Ultra Preset
1440p
Epic Preset
4K
High Preset
4K
Ultra Preset
4K
Epic Preset

Counter-Strike 2	220−230 −11.6%	250−260 +11.6%
Cyberpunk 2077	79 −13.9%	90−95 +13.9%
Hogwarts Legacy	90−95 −6.4%	100−105 +6.4%

Battlefield 5	130−140 −11.9%	150−160 +11.9%
Counter-Strike 2	220−230 −11.6%	250−260 +11.6%
Cyberpunk 2077	78 −9%	85−90 +9%
Far Cry 5	151 −12.6%	170−180 +12.6%
Fortnite	170−180 −11.1%	190−200 +11.1%
Forza Horizon 4	150−160 −11.1%	170−180 +11.1%
Forza Horizon 5	159 −13.2%	180−190 +13.2%
Hogwarts Legacy	90−95 −6.4%	100−105 +6.4%
PLAYERUNKNOWN'S BATTLEGROUNDS	150−160 −9.7%	170−180 +9.7%
Valorant	220−230 −13.5%	260−270 +13.5%

Battlefield 5	130−140 −11.9%	150−160 +11.9%
Counter-Strike 2	220−230 −11.6%	250−260 +11.6%
Counter-Strike: Global Offensive	270−280 −7.9%	300−310 +7.9%
Cyberpunk 2077	76 −11.8%	85−90 +11.8%
Dota 2	170 −11.8%	190−200 +11.8%
Far Cry 5	141 −13.5%	160−170 +13.5%
Fortnite	170−180 −11.1%	190−200 +11.1%
Forza Horizon 4	150−160 −11.1%	170−180 +11.1%
Forza Horizon 5	142 −12.7%	160−170 +12.7%
Grand Theft Auto V	135 −11.1%	150−160 +11.1%
Hogwarts Legacy	90−95 −6.4%	100−105 +6.4%
Metro Exodus	95 −5.3%	100−105 +5.3%
PLAYERUNKNOWN'S BATTLEGROUNDS	150−160 −9.7%	170−180 +9.7%
The Witcher 3: Wild Hunt	176 −13.6%	200−210 +13.6%
Valorant	220−230 −13.5%	260−270 +13.5%

Battlefield 5	130−140 −11.9%	150−160 +11.9%
Cyberpunk 2077	69 −8.7%	75−80 +8.7%
Dota 2	120 −8.3%	130−140 +8.3%
Far Cry 5	133 −12.8%	150−160 +12.8%
Forza Horizon 4	150−160 −11.1%	170−180 +11.1%
Hogwarts Legacy	90−95 −6.4%	100−105 +6.4%
PLAYERUNKNOWN'S BATTLEGROUNDS	150−160 −9.7%	170−180 +9.7%
The Witcher 3: Wild Hunt	99 −11.1%	110−120 +11.1%
Valorant	220−230 −13.5%	260−270 +13.5%

Fortnite

170−180

−11.1%

190−200
+11.1%

Counter-Strike 2	100−110 −6.8%	110−120 +6.8%
Counter-Strike: Global Offensive	270−280 −9.5%	300−310 +9.5%
Grand Theft Auto V	68 −10.3%	75−80 +10.3%
Metro Exodus	56 −7.1%	60−65 +7.1%
PLAYERUNKNOWN'S BATTLEGROUNDS	170−180 −14.3%	200−210 +14.3%
Valorant	260−270 −11.5%	290−300 +11.5%

Battlefield 5	100−110 −8.9%	110−120 +8.9%
Cyberpunk 2077	40 −12.5%	45−50 +12.5%
Far Cry 5	105 −14.3%	120−130 +14.3%
Forza Horizon 4	110−120 −14%	130−140 +14%
Hogwarts Legacy	45−50 −14.6%	55−60 +14.6%
The Witcher 3: Wild Hunt	75−80 −10.4%	85−90 +10.4%

Fortnite

100−110

−14.3%

120−130
+14.3%

Counter-Strike 2	45−50 −6.4%	50−55 +6.4%
Grand Theft Auto V	64 −9.4%	70−75 +9.4%
Hogwarts Legacy	24−27 −3.8%	27−30 +3.8%
Metro Exodus	34 −2.9%	35−40 +2.9%
The Witcher 3: Wild Hunt	54 −11.1%	60−65 +11.1%
Valorant	240−250 −12%	270−280 +12%

Battlefield 5	60−65 −11.1%	70−75 +11.1%
Counter-Strike 2	45−50 −6.4%	50−55 +6.4%
Cyberpunk 2077	14 −14.3%	16−18 +14.3%
Dota 2	86 −10.5%	95−100 +10.5%
Far Cry 5	51 −7.8%	55−60 +7.8%
Forza Horizon 4	75−80 −11.8%	85−90 +11.8%
Hogwarts Legacy	24−27 −3.8%	27−30 +3.8%
PLAYERUNKNOWN'S BATTLEGROUNDS	55−60 −9.1%	60−65 +9.1%

Fortnite

50−55

−5.8%

55−60
+5.8%

This is how RX 6600 XT and L40S compete in popular games:

L40S is 9% faster in 1080p
L40S is 13% faster in 1440p
L40S is 10% faster in 4K

Pros & cons summary

Performance score	36.88	42.26
Recency	30 July 2021	13 October 2022
Maximum RAM amount	8 GB	48 GB
Chip lithography	7 nm	5 nm
Power consumption (TDP)	160 Watt	300 Watt

RX 6600 XT has 87.5% lower power consumption.

L40S, on the other hand, has a 14.6% higher aggregate performance score, an age advantage of 1 year, a 500% higher maximum VRAM amount, and a 40% more advanced lithography process.

The L40S is our recommended choice as it beats the Radeon RX 6600 XT in performance tests.

Be aware that Radeon RX 6600 XT is a desktop card while L40S is a workstation one.