NVIDIA L40 CNX vs NVIDIA L4

Comparative analysis of NVIDIA L40 CNX and NVIDIA L4 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: Geekbench - OpenCL, PassMark - G2D Mark, PassMark - G3D Mark.

NVIDIA L40 CNX

NVIDIA L4

Differences

Reasons to consider the NVIDIA L40 CNX

Around 26% higher core clock speed: 1005 MHz vs 795 MHz
Around 21% higher boost clock speed: 2475 MHz vs 2040 MHz
2.4x more pipelines: 18176 vs 7680
Around 44% higher memory clock speed: 2250 MHz, 18 Gbps effective vs 1563 MHz, 12.5 Gbps effective

Core clock speed	1005 MHz vs 795 MHz
Boost clock speed	2475 MHz vs 2040 MHz
Pipelines	18176 vs 7680
Memory clock speed	2250 MHz, 18 Gbps effective vs 1563 MHz, 12.5 Gbps effective

Reasons to consider the NVIDIA L4

348.2x more texture fill rate: 489.6 GTexel/s vs 1,406 GTexel/s
4.2x lower typical power consumption: 72 Watt vs 300 Watt

Texture fill rate	489.6 GTexel/s vs 1,406 GTexel/s
Thermal Design Power (TDP)	72 Watt vs 300 Watt

Compare benchmarks

GPU 1: NVIDIA L40 CNX
GPU 2: NVIDIA L4

Name	NVIDIA L40 CNX	NVIDIA L4
Geekbench - OpenCL		140500
PassMark - G2D Mark		236
PassMark - G3D Mark		11519

Compare specifications (specs)

	NVIDIA L40 CNX	NVIDIA L4
Essentials
Architecture	Ada Lovelace	Ada Lovelace
Code name	AD102	AD104
Launch date	13 Oct 2022
Place in performance rating	not rated	157
Technical info
Boost clock speed	2475 MHz	2040 MHz
Core clock speed	1005 MHz	795 MHz
Manufacturing process technology	5 nm	5 nm
Pipelines	18176	7680
Pixel fill rate	475.2 GPixel/s	163.2 GPixel/s
Texture fill rate	1,406 GTexel/s	489.6 GTexel/s
Thermal Design Power (TDP)	300 Watt	72 Watt
Transistor count	76300 million	35800 million
Video outputs and ports
Display Connectors	1x HDMI 2.1, 3x DisplayPort 1.4a	1x HDMI 2.1, 3x DisplayPort 1.4a
Compatibility, dimensions and requirements
Form factor	Dual-slot	Single-slot
Interface	PCIe 4.0 x16	PCIe 4.0 x16
Length	267 mm, 10.5 inches	169 mm, 6.7 inches
Recommended system power (PSU)	700 Watt	250 Watt
Supplementary power connectors	1x 16-pin	1x 16-pin
Width	111 mm, 4.4 inches	56 mm, 2.2 inches
API support
DirectX	12 Ultimate (12_2)	12 Ultimate (12_2)
OpenCL	3.0	3.0
OpenGL	4.6	4.6
Shader Model	6.7	6.7
Vulkan
Memory
Maximum RAM amount	24 GB	24 GB
Memory bandwidth	864.0 GB/s	300.1 GB/s
Memory bus width	384 bit	192 bit
Memory clock speed	2250 MHz, 18 Gbps effective	1563 MHz, 12.5 Gbps effective
Memory type	GDDR6	GDDR6