AMD Radeon RX 7900M vs NVIDIA RTX 4000 Mobile Ada Generation

VS

AMD Radeon RX 7900M

NVIDIA RTX 4000 Mobile Ada Generation

We compared two Mobile platform GPUs: 16GB VRAM Radeon RX 7900M and 12GB VRAM RTX 4000 Mobile Ada Generation to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900M 's Advantages

Released 7 months late

Boost Clock has increased by 26% (2090MHz vs 1665MHz)

More VRAM (16GB vs 12GB)

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

NVIDIA RTX 4000 Mobile Ada Generation 's Advantages

2816 additional rendering cores

Lower TDP (110W vs 180W)

Score

Benchmark

FP32 (float)

Radeon RX 7900M +55%

38.52 TFLOPS

RTX 4000 Mobile Ada Generation

24.72 TFLOPS

Blender

Radeon RX 7900M

2583

RTX 4000 Mobile Ada Generation +106%

5329

Radeon RX 7900M

VS

RTX 4000 Mobile Ada Generation

Graphics Card

Oct 2023

Release Date

Mar 2023

Navi Mobile

Generation

Quadro Ada-M

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1825 MHz

Base Clock

1290 MHz

2090 MHz

Boost Clock

1665 MHz

2250 MHz

Memory Clock

2250 MHz

Memory

16GB

Memory Size

12GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

192bit

576.0GB/s

Bandwidth

432.0GB/s

Render Config

72

Compute Units

-

SM Count

58

4608

Shading Units

7424

288

TMUs

232

192

ROPs

80

-

Tensor Cores

232

72

RT Cores

58

256 KB per Array

L1 Cache

128 KB (per SM)

6 MB

L2 Cache

48 MB

64 MB

L3 Cache

-

Theoretical Performance

401.3 GPixel/s

Pixel Rate

133.2 GPixel/s

601.9 GTexel/s

Texture Rate

386.3 GTexel/s

77.05 TFLOPS

FP16 (half)

24.72 TFLOPS

38.52 TFLOPS

FP32 (float)

24.72 TFLOPS

1204 GFLOPS

FP64 (double)

386.3 GFLOPS

Board Design

180W

TDP

110W

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Navi 31

GPU Name

AD104

Navi 31

GPU Variant

-

RDNA 3.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

5 nm

Process Size

5 nm

57.7 billion

Transistors

35.8 billion

529 mm²

Die Size

294 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

8.9

6.7

Shader Model

6.7

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