NVIDIA GeForce RTX 4080 Mobile vs NVIDIA GeForce RTX 4090 Mobile

VS

NVIDIA GeForce RTX 4080 Mobile NVIDIA GeForce RTX 4090 Mobile

We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 4080 Mobile and 16GB VRAM GeForce RTX 4090 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 Mobile 's Advantages

Lower TDP (110W vs 120W)

NVIDIA GeForce RTX 4090 Mobile 's Advantages

Boost Clock has increased by 2% (1695MHz vs 1665MHz)

More VRAM (16GB vs 12GB)

Larger VRAM bandwidth (576.0GB/s vs 432.0GB/s)

2304 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 4080 Mobile

24.72 TFLOPS

GeForce RTX 4090 Mobile +33%

32.98 TFLOPS

3DMark Time Spy

GeForce RTX 4080 Mobile

18970

GeForce RTX 4090 Mobile +14%

21684

Blender

GeForce RTX 4080 Mobile

6033

GeForce RTX 4090 Mobile +29%

7828

OctaneBench

GeForce RTX 4080 Mobile

572

GeForce RTX 4090 Mobile +26%

722

Cyberpunk 2077 1440p

GeForce RTX 4080 Mobile

44

GeForce RTX 4090 Mobile +31%

58

GTA 5 2160p

GeForce RTX 4080 Mobile

140

GeForce RTX 4090 Mobile +21%

170

GTA 5 1440p

GeForce RTX 4080 Mobile

140

GeForce RTX 4090 Mobile +21%

170

GTA 5 1080p

GeForce RTX 4080 Mobile

180

GeForce RTX 4090 Mobile

180

GeForce RTX 4080 Mobile

VS

GeForce RTX 4090 Mobile

Graphics Card

Jan 2023

Release Date

Jan 2023

GeForce 40 Mobile

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1290 MHz

Base Clock

1335 MHz

1665 MHz

Boost Clock

1695 MHz

2250 MHz

Memory Clock

2250 MHz

Memory

12GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

192bit

Memory Bus

256bit

432.0GB/s

Bandwidth

576.0GB/s

Render Config

58

SM Count

76

-

Compute Units

-

7424

Shading Units

9728

232

TMUs

304

80

ROPs

112

232

Tensor Cores

304

58

RT Cores

76

128 KB (per SM)

L1 Cache

128 KB (per SM)

48 MB

L2 Cache

64 MB

Theoretical Performance

133.2 GPixel/s

Pixel Rate

189.8 GPixel/s

386.3 GTexel/s

Texture Rate

515.3 GTexel/s

24.72 TFLOPS

FP16 (half)

32.98 TFLOPS

24.72 TFLOPS

FP32 (float)

32.98 TFLOPS

386.3 GFLOPS

FP64 (double)

515.3 GFLOPS

Graphics Processor

AD104

GPU Name

AD103

GN21-X9

GPU Variant

GN21-X11

Ada Lovelace

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

4 nm

Process Size

4 nm

35.8 billion

Transistors

45.9 billion

295 mm²

Die Size

379 mm²

Board Design

110W

TDP

120W

-

Suggested PSU

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.9

CUDA

8.9

6.7

Shader Model

6.7

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