NVIDIA GeForce RTX 4080 Mobile vs AMD Radeon RX Vega 56 Mobile

VS

NVIDIA GeForce RTX 4080 Mobile

AMD Radeon RX Vega 56 Mobile

We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 4080 Mobile and 8GB VRAM Radeon RX Vega 56 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

Released 4 years and 7 months late

Boost Clock has increased by 28% (1665MHz vs 1301MHz)

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (432.0GB/s vs 409.6GB/s)

3840 additional rendering cores

Lower TDP (110W vs 120W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 Mobile +165%

24.72 TFLOPS

Radeon RX Vega 56 Mobile

9.326 TFLOPS

Blender

GeForce RTX 4080 Mobile +893%

5849

Radeon RX Vega 56 Mobile

589

GeForce RTX 4080 Mobile

VS

Radeon RX Vega 56 Mobile

Graphics Card

Jan 2023

Release Date

Jun 2018

GeForce 40 Mobile

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1290 MHz

Base Clock

1138 MHz

1665 MHz

Boost Clock

1301 MHz

2250 MHz

Memory Clock

800 MHz

Memory

12GB

Memory Size

8GB

GDDR6

Memory Type

HBM2

192bit

Memory Bus

2048bit

432.0GB/s

Bandwidth

409.6GB/s

Render Config

-

Compute Units

56

58

SM Count

-

7424

Shading Units

3584

232

TMUs

224

80

ROPs

64

232

Tensor Cores

-

58

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

48 MB

L2 Cache

4 MB

-

Theoretical Performance

133.2 GPixel/s

Pixel Rate

83.26 GPixel/s

386.3 GTexel/s

Texture Rate

291.4 GTexel/s

24.72 TFLOPS

FP16 (half)

18.65 TFLOPS

24.72 TFLOPS

FP32 (float)

9.326 TFLOPS

386.3 GFLOPS

FP64 (double)

582.8 GFLOPS

Board Design

110W

TDP

120W

-

Portable Device Dependent

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

AD104

GPU Name

Vega 10

GN21-X9

GPU Variant

Vega 10 XL (215-0894216)

Ada Lovelace

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

4 nm

Process Size

14 nm

35.8 billion

Transistors

12.5 billion

295 mm²

Die Size

495 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

8.9

CUDA

-

6.7

Shader Model

6.4

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