AMD Radeon RX 7600M XT vs NVIDIA GeForce 8400M GS

VS

AMD Radeon RX 7600M XT

NVIDIA GeForce 8400M GS

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 7600M XT and 256MB VRAM GeForce 8400M GS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7600M XT 's Advantages

Released 15 years and 8 months late

Boost Clock2469MHz

More VRAM (8GB vs 256GB)

Larger VRAM bandwidth (288.0GB/s vs 6.400GB/s)

2032 additional rendering cores

NVIDIA GeForce 8400M GS 's Advantages

Lower TDP (11W vs 120W)

Score

Benchmark

FP32 (float)

Radeon RX 7600M XT +77707%

20.23 TFLOPS

GeForce 8400M GS

0.026 TFLOPS

Radeon RX 7600M XT

VS

GeForce 8400M GS

Graphics Card

Jan 2023

Release Date

May 2007

Navi Mobile

Generation

GeForce 8M

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-I

Clock Speeds

1280 MHz

Base Clock

-

2469 MHz

Boost Clock

-

2250 MHz

Memory Clock

400 MHz

Memory

8GB

Memory Size

256MB

GDDR6

Memory Type

DDR2

128bit

Memory Bus

64bit

288.0GB/s

Bandwidth

6.400GB/s

Render Config

32

Compute Units

-

SM Count

2

2048

Shading Units

16

128

TMUs

8

64

ROPs

4

-

32

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

16 KB

32 MB

L3 Cache

-

Theoretical Performance

158.0 GPixel/s

Pixel Rate

1.600 GPixel/s

316.0 GTexel/s

Texture Rate

3.200 GTexel/s

40.45 TFLOPS

FP16 (half)

-

20.23 TFLOPS

FP32 (float)

25.60 GFLOPS

632.1 GFLOPS

FP64 (double)

-

Board Design

120W

TDP

11W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 33

GPU Name

G86

Navi 33 XTM

GPU Variant

NB8M-GS

RDNA 3.0

Architecture

Tesla

TSMC

Foundry

TSMC

6 nm

Process Size

80 nm

13.3 billion

Transistors

0.21 billion

204 mm²

Die Size

127 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.2

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

1.1

6.7

Shader Model

4.0

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