NVIDIA GeForce 8400M GS vs AMD Radeon R9 M275

VS

NVIDIA GeForce 8400M GS

AMD Radeon R9 M275

We compared two Mobile platform GPUs: 256MB VRAM GeForce 8400M GS and 2GB VRAM Radeon R9 M275 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M275 's Advantages

Released 6 years and 8 months late

Boost Clock925MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (64.00GB/s vs 6.400GB/s)

624 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8400M GS

0.026 TFLOPS

Radeon R9 M275 +4453%

1.184 TFLOPS

GeForce 8400M GS

VS

Radeon R9 M275

Graphics Card

May 2007

Release Date

Jan 2014

GeForce 8M

Generation

Gem System

Mobile

Type

Mobile

MXM-I

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

925 MHz

400 MHz

Memory Clock

1000 MHz

Memory

256MB

Memory Size

2GB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

128bit

6.400GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

10

2

SM Count

-

16

Shading Units

640

8

TMUs

40

4

ROPs

16

-

L1 Cache

16 KB (per CU)

16 KB

L2 Cache

256 KB

-

Theoretical Performance

1.600 GPixel/s

Pixel Rate

14.80 GPixel/s

3.200 GTexel/s

Texture Rate

37.00 GTexel/s

-

25.60 GFLOPS

FP32 (float)

1184 GFLOPS

-

FP64 (double)

74.00 GFLOPS

Board Design

11W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

G86

GPU Name

Venus

NB8M-GS

GPU Variant

Venus XTX (216-0846033)

Tesla

Architecture

GCN 1.0

TSMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.21 billion

Transistors

1.5 billion

127 mm²

Die Size

123 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

1.1

CUDA

-

4.0

Shader Model

6.5 (5.1)

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