ATI Mobility Radeon HD 5870 vs NVIDIA GeForce 8400M GT

VS

ATI Mobility Radeon HD 5870 NVIDIA GeForce 8400M GT

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5870 and 512MB VRAM GeForce 8400M GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5870 's Advantages

Released 2 years and 8 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 19.20GB/s)

784 additional rendering cores

NVIDIA GeForce 8400M GT 's Advantages

Lower TDP (14W vs 50W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5870 +3762%

1.12 TFLOPS

GeForce 8400M GT

0.029 TFLOPS

Mobility Radeon HD 5870

VS

GeForce 8400M GT

Graphics Card

Jan 2010

Release Date

May 2007

Manhattan

Generation

GeForce 8M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1000 MHz

Memory Clock

600 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

19.20GB/s

Render Config

-

SM Count

2

10

Compute Units

-

800

Shading Units

16

40

TMUs

8

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

Theoretical Performance

11.20 GPixel/s

Pixel Rate

1.800 GPixel/s

28.00 GTexel/s

Texture Rate

3.600 GTexel/s

-

FP16 (half)

-

1120 GFLOPS

FP32 (float)

28.80 GFLOPS

-

FP64 (double)

-

Graphics Processor

Broadway

GPU Name

G86

Broadway XT (216-0769008)

GPU Variant

G86-603-A2

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

80 nm

1.04 billion

Transistors

0.21 billion

166 mm²

Die Size

127 mm²

Board Design

50W

TDP

14W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

5.0

Shader Model

4.0

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