AMD Radeon RX 7900M vs AMD Radeon R9 M290X Mac Edition

VS

AMD Radeon RX 7900M AMD Radeon R9 M290X Mac Edition

We compared two Mobile platform GPUs: 16GB VRAM Radeon RX 7900M and 2GB VRAM Radeon R9 M290X Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900M 's Advantages

Released 8 years and 11 months late

Boost Clock has increased by 114% (2090MHz vs 975MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (576.0GB/s vs 174.7GB/s)

3584 additional rendering cores

AMD Radeon R9 M290X Mac Edition 's Advantages

Lower TDP (80W vs 180W)

Score

Benchmark

FP32 (float)

Radeon RX 7900M +1828%

38.52 TFLOPS

Radeon R9 M290X Mac Edition

1.997 TFLOPS

Radeon RX 7900M

VS

Radeon R9 M290X Mac Edition

Graphics Card

Oct 2023

Release Date

Nov 2014

Navi Mobile

Generation

Crystal System

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1825 MHz

Base Clock

850 MHz

2090 MHz

Boost Clock

975 MHz

2250 MHz

Memory Clock

1365 MHz

Memory

16GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

174.7GB/s

Render Config

-

SM Count

-

72

Compute Units

16

4608

Shading Units

1024

288

TMUs

64

192

ROPs

32

-

Tensor Cores

-

72

RT Cores

-

256 KB per Array

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

512 KB

Theoretical Performance

401.3 GPixel/s

Pixel Rate

31.20 GPixel/s

601.9 GTexel/s

Texture Rate

62.40 GTexel/s

77.05 TFLOPS

FP16 (half)

-

38.52 TFLOPS

FP32 (float)

1.997 TFLOPS

1204 GFLOPS

FP64 (double)

124.8 GFLOPS

Graphics Processor

Navi 31

GPU Name

Pitcairn

Navi 31

GPU Variant

Pitcairn PRO (215-0828062)

RDNA 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

57.7 billion

Transistors

2.8 billion

529 mm²

Die Size

212 mm²

Board Design

180W

TDP

80W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.2

OpenCL

1.2

1.3

Vulkan

1.2

-

CUDA

-

6.7

Shader Model

5.1

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