AMD Radeon R9 M385 vs NVIDIA GeForce 8400M GS

VS

AMD Radeon R9 M385 NVIDIA GeForce 8400M GS

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M385 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 R9 M385 's Advantages

Released 8 years late

Boost Clock1000MHz

Larger VRAM bandwidth (76.80GB/s vs 6.400GB/s)

880 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M385 +6792%

1.792 TFLOPS

GeForce 8400M GS

0.026 TFLOPS

Radeon R9 M385

VS

GeForce 8400M GS

Graphics Card

May 2015

Release Date

May 2007

Gem System

Generation

GeForce 8M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-I

Clock Speeds

900 MHz

Base Clock

-

1000 MHz

Boost Clock

-

1200 MHz

Memory Clock

400 MHz

Memory

4GB

Memory Size

256MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

64bit

76.80GB/s

Bandwidth

6.400GB/s

Render Config

-

SM Count

2

14

Compute Units

-

896

Shading Units

16

56

TMUs

8

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

16 KB

Theoretical Performance

16.00 GPixel/s

Pixel Rate

1.600 GPixel/s

56.00 GTexel/s

Texture Rate

3.200 GTexel/s

-

FP16 (half)

-

1.792 TFLOPS

FP32 (float)

25.60 GFLOPS

112.0 GFLOPS

FP64 (double)

-

Graphics Processor

Strato

GPU Name

G86

Strato XT

GPU Variant

NB8M-GS

GCN 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

2.08 billion

Transistors

0.21 billion

160 mm²

Die Size

127 mm²

Board Design

Unknown

TDP

11W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2.170

Vulkan

N/A

-

CUDA

1.1

6.5

Shader Model

4.0

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