AMD Radeon Pro 575X vs NVIDIA GeForce 8400M GT

VS

AMD Radeon Pro 575X

NVIDIA GeForce 8400M GT

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 575X and 512MB VRAM GeForce 8400M GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 575X 's Advantages

Released 11 years and 10 months late

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (217.6GB/s vs 19.20GB/s)

2032 additional rendering cores

NVIDIA GeForce 8400M GT 's Advantages

Lower TDP (14W vs 150W)

Score

Benchmark

FP32 (float)

Radeon Pro 575X +15379%

4.489 TFLOPS

GeForce 8400M GT

0.029 TFLOPS

Radeon Pro 575X

VS

GeForce 8400M GT

Graphics Card

Mar 2019

Release Date

May 2007

Radeon Pro Mac

Generation

GeForce 8M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1700 MHz

Memory Clock

600 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

217.6GB/s

Bandwidth

19.20GB/s

Render Config

32

Compute Units

-

SM Count

2

2048

Shading Units

16

128

TMUs

8

32

ROPs

4

-

16 KB (per CU)

L1 Cache

-

2 MB

L2 Cache

32 KB

-

Theoretical Performance

35.07 GPixel/s

Pixel Rate

1.800 GPixel/s

140.3 GTexel/s

Texture Rate

3.600 GTexel/s

4.489 TFLOPS

FP16 (half)

-

4.489 TFLOPS

FP32 (float)

28.80 GFLOPS

280.6 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

14W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Polaris 20

GPU Name

G86

Polaris 20 XL (215-0910052)

GPU Variant

G86-603-A2

GCN 4.0

Architecture

Tesla

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

80 nm

5.7 billion

Transistors

0.21 billion

232 mm²

Die Size

127 mm²

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.1

6.4

Shader Model

4.0

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