AMD Radeon RX 7900M vs AMD Radeon E9172 MXM

VS

AMD Radeon RX 7900M AMD Radeon E9172 MXM

We compared two Mobile platform GPUs: 16GB VRAM Radeon RX 7900M and 2GB VRAM Radeon E9172 MXM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900M 's Advantages

Released 6 years late

Boost Clock has increased by 71% (2090MHz vs 1219MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (576.0GB/s vs 48.00GB/s)

4096 additional rendering cores

AMD Radeon E9172 MXM 's Advantages

Lower TDP (35W vs 180W)

Score

Benchmark

FP32 (float)

Radeon RX 7900M +2986%

38.52 TFLOPS

Radeon E9172 MXM

1.248 TFLOPS

Radeon RX 7900M

VS

Radeon E9172 MXM

Graphics Card

Oct 2023

Release Date

Oct 2017

Navi Mobile

Generation

Embedded

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

1825 MHz

Base Clock

1124 MHz

2090 MHz

Boost Clock

1219 MHz

2250 MHz

Memory Clock

1500 MHz

Memory

16GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

64bit

576.0GB/s

Bandwidth

48.00GB/s

Render Config

-

SM Count

-

72

Compute Units

8

4608

Shading Units

512

288

TMUs

32

192

ROPs

16

-

Tensor Cores

-

72

RT Cores

-

256 KB per Array

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

256 KB

Theoretical Performance

401.3 GPixel/s

Pixel Rate

19.50 GPixel/s

601.9 GTexel/s

Texture Rate

39.01 GTexel/s

77.05 TFLOPS

FP16 (half)

1248 GFLOPS

38.52 TFLOPS

FP32 (float)

1248 GFLOPS

1204 GFLOPS

FP64 (double)

78.02 GFLOPS

Graphics Processor

Navi 31

GPU Name

Lexa

Navi 31

GPU Variant

E9170

RDNA 3.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

5 nm

Process Size

14 nm

57.7 billion

Transistors

2.2 billion

529 mm²

Die Size

103 mm²

Board Design

180W

TDP

35W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.2

-

CUDA

-

6.7

Shader Model

6.4

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