NVIDIA GeForce RTX 4090 Mobile vs NVIDIA GeForce RTX 4080 Ti

Comparative analysis of NVIDIA GeForce RTX 4090 Mobile and NVIDIA GeForce RTX 4080 Ti 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: PassMark - G2D Mark, PassMark - G3D Mark, 3DMark Fire Strike - Graphics Score, Geekbench - OpenCL.

NVIDIA GeForce RTX 4090 Mobile

NVIDIA GeForce RTX 4080 Ti

Differences

Reasons to consider the NVIDIA GeForce RTX 4090 Mobile

488x more texture fill rate: 515.3 GTexel/s vs 1,056 GTexel/s
2.7x lower typical power consumption: 150 Watt vs 400 Watt
Around 51% higher memory clock speed: 2000 MHz, 16 Gbps effective vs 1325 MHz, 21.2 Gbps effective

Texture fill rate	515.3 GTexel/s vs 1,056 GTexel/s
Thermal Design Power (TDP)	150 Watt vs 400 Watt
Memory clock speed	2000 MHz, 16 Gbps effective vs 1325 MHz, 21.2 Gbps effective

Reasons to consider the NVIDIA GeForce RTX 4080 Ti

Around 57% higher core clock speed: 2100 MHz vs 1335 MHz
Around 42% higher boost clock speed: 2400 MHz vs 1695 MHz
Around 45% higher pipelines: 14080 vs 9728
Around 25% higher maximum memory size: 20 GB vs 16 GB

Core clock speed	2100 MHz vs 1335 MHz
Boost clock speed	2400 MHz vs 1695 MHz
Pipelines	14080 vs 9728
Maximum memory size	20 GB vs 16 GB

Compare benchmarks

GPU 1: NVIDIA GeForce RTX 4090 Mobile
GPU 2: NVIDIA GeForce RTX 4080 Ti

Name	NVIDIA GeForce RTX 4090 Mobile	NVIDIA GeForce RTX 4080 Ti
PassMark - G2D Mark	982
PassMark - G3D Mark	27374
3DMark Fire Strike - Graphics Score	4911
Geekbench - OpenCL	180351

Compare specifications (specs)

	NVIDIA GeForce RTX 4090 Mobile	NVIDIA GeForce RTX 4080 Ti
Essentials
Architecture	Ada Lovelace	Ada Lovelace
Code name	AD103	AD102
Launch date	2023	2023
Place in performance rating	39	not rated
Technical info
Boost clock speed	1695 MHz	2400 MHz
Core clock speed	1335 MHz	2100 MHz
Manufacturing process technology	4 nm	4 nm
Peak Double Precision (FP64) Performance	515.3 GFLOPS (1:64)	1,056 GFLOPS (1:64)
Peak Half Precision (FP16) Performance	32.98 TFLOPS (1:1)	67.58 TFLOPS (1:1)
Peak Single Precision (FP32) Performance	32.98 TFLOPS	67.58 TFLOPS
Pipelines	9728	14080
Pixel fill rate	189.8 GPixel/s	345.6 GPixel/s
Texture fill rate	515.3 GTexel/s	1,056 GTexel/s
Thermal Design Power (TDP)	150 Watt	400 Watt
Transistor count	45900 million	76300 million
Video outputs and ports
Display Connectors	Portable Device Dependent	1x HDMI 2.1, 3x DisplayPort 1.4a
Compatibility, dimensions and requirements
Form factor	IGP	Triple-slot
Interface	PCIe 4.0 x16	PCIe 4.0 x16
Supplementary power connectors	None	1x 16-pin
Height		61 mm, 2.4 inches
Length		336 mm, 13.2 inches
Recommended system power (PSU)		800 Watt
Width		140 mm, 5.5 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	16 GB	20 GB
Memory bandwidth	512.0 GB/s	848.0 GB/s
Memory bus width	256 bit	320 bit
Memory clock speed	2000 MHz, 16 Gbps effective	1325 MHz, 21.2 Gbps effective
Memory type	GDDR6	GDDR6X