AMD Radeon RX 7900M vs NVIDIA GeForce GTX 675M

VS

AMD Radeon RX 7900M

NVIDIA GeForce GTX 675M

We compared two Mobile platform GPUs: 16GB VRAM Radeon RX 7900M and 2GB VRAM GeForce GTX 675M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900M 's Advantages

Released 11 years and 7 months late

Boost Clock2090MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (576.0GB/s vs 96.00GB/s)

4224 additional rendering cores

NVIDIA GeForce GTX 675M 's Advantages

Lower TDP (100W vs 180W)

Score

Benchmark

FP32 (float)

Radeon RX 7900M +3946%

38.52 TFLOPS

GeForce GTX 675M

0.952 TFLOPS

Radeon RX 7900M

VS

GeForce GTX 675M

Graphics Card

Oct 2023

Release Date

Mar 2012

Navi Mobile

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

1825 MHz

Base Clock

-

2090 MHz

Boost Clock

-

2250 MHz

Memory Clock

750 MHz

Memory

16GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

96.00GB/s

Render Config

72

Compute Units

-

SM Count

8

4608

Shading Units

384

288

TMUs

64

192

ROPs

32

-

72

RT Cores

-

256 KB per Array

L1 Cache

64 KB (per SM)

6 MB

L2 Cache

512 KB

64 MB

L3 Cache

-

Theoretical Performance

401.3 GPixel/s

Pixel Rate

9.920 GPixel/s

601.9 GTexel/s

Texture Rate

39.68 GTexel/s

77.05 TFLOPS

FP16 (half)

-

38.52 TFLOPS

FP32 (float)

952.3 GFLOPS

1204 GFLOPS

FP64 (double)

79.36 GFLOPS

Board Design

180W

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 31

GPU Name

GF114

Navi 31

GPU Variant

N13E-GS1-A1

RDNA 3.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

57.7 billion

Transistors

1.95 billion

529 mm²

Die Size

332 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.2

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

2.1

6.7

Shader Model

5.1

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