NVIDIA L40 vs AMD Radeon RX 7900 XTX

Comparative analysis of NVIDIA L40 and AMD Radeon RX 7900 XTX 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, 3DMark Fire Strike - Graphics Score, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

NVIDIA L40

AMD Radeon RX 7900 XTX

Differences

Reasons to consider the NVIDIA L40

3x more pipelines: 18176 vs 6144
Around 18% lower typical power consumption: 300 Watt vs 355 Watt
2x more maximum memory size: 48 GB vs 24 GB
Around 53% better performance in Geekbench - OpenCL: 289621 vs 189818

Specifications (specs)
Pipelines	18176 vs 6144
Thermal Design Power (TDP)	300 Watt vs 355 Watt
Maximum memory size	48 GB vs 24 GB
Benchmarks
Geekbench - OpenCL	289621 vs 189818

Reasons to consider the AMD Radeon RX 7900 XTX

2.5x more core clock speed: 1855 MHz vs 735 MHz
678.6x more texture fill rate: 959.6 GTexel/s vs 1,414 GTexel/s
Around 11% higher memory clock speed: 2500 MHz, 20 Gbps effective vs 2250 MHz, 18 Gbps effective

Core clock speed	1855 MHz vs 735 MHz
Boost clock speed	2499 MHz vs 2490 MHz
Texture fill rate	959.6 GTexel/s vs 1,414 GTexel/s
Memory clock speed	2500 MHz, 20 Gbps effective vs 2250 MHz, 18 Gbps effective

Compare benchmarks

GPU 1: NVIDIA L40
GPU 2: AMD Radeon RX 7900 XTX

Geekbench - OpenCL

GPU 1

GPU 2

289621

189818

Name	NVIDIA L40	AMD Radeon RX 7900 XTX
Geekbench - OpenCL	289621	189818
PassMark - G2D Mark		1233
PassMark - G3D Mark		30970
3DMark Fire Strike - Graphics Score		30452
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		492.964
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		14101.507
CompuBench 1.5 Desktop - T-Rex (Frames/s)		65.586
CompuBench 1.5 Desktop - Video Composition (Frames/s)		461.69
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		2659.85

Compare specifications (specs)

	NVIDIA L40	AMD Radeon RX 7900 XTX
Essentials
Architecture	Ada Lovelace	RDNA 3.0
Code name	AD102	Navi 31
Launch date	13 Oct 2022	3 Nov 2022
Place in performance rating	3	7
Technical info
Boost clock speed	2490 MHz	2499 MHz
Core clock speed	735 MHz	1855 MHz
Manufacturing process technology	5 nm	5 nm
Pipelines	18176	6144
Pixel fill rate	478.1 GPixel/s	479.8 GPixel/s
Texture fill rate	1,414 GTexel/s	959.6 GTexel/s
Thermal Design Power (TDP)	300 Watt	355 Watt
Transistor count	76300 million	57700 million
Compute units		96
Peak Double Precision (FP64) Performance		3.838 TFLOPS (1:16)
Peak Half Precision (FP16) Performance		122.8 TFLOPS (2:1)
Peak Single Precision (FP32) Performance		61.42 TFLOPS
Video outputs and ports
Display Connectors	4x DisplayPort 1.4a	1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
Compatibility, dimensions and requirements
Form factor	Dual-slot	Dual-slot
Interface	PCIe 4.0 x16	PCIe 4.0 x16
Length	267 mm, 10.5 inches	287 mm, 11.3 inches
Recommended system power (PSU)	700 Watt	750 Watt
Supplementary power connectors	1x 16-pin	2x 8-pin
Width	111 mm, 4.4 inches	135 mm, 5.3 inches
Height		51 mm, 2 inches
API support
DirectX	12 Ultimate (12_2)	12 Ultimate (12_2)
OpenCL	3.0	2.1
OpenGL	4.6	4.6
Shader Model	6.7	6.7
Vulkan
Memory
Maximum RAM amount	48 GB	24 GB
Memory bandwidth	864.0 GB/s	960.0 GB/s
Memory bus width	384 bit	384 bit
Memory clock speed	2250 MHz, 18 Gbps effective	2500 MHz, 20 Gbps effective
Memory type	GDDR6	GDDR6