NVIDIA GeForce 8400M G vs ATI Mobility Radeon HD 4850

VS

NVIDIA GeForce 8400M G ATI Mobility Radeon HD 4850

We compared two Mobile platform GPUs: 256MB VRAM GeForce 8400M G and 1024MB VRAM Mobility Radeon HD 4850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4850 's Advantages

Released 1 years and 8 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (54.40GB/s vs 6.400GB/s)

792 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8400M G

0.013 TFLOPS

Mobility Radeon HD 4850 +6084%

0.804 TFLOPS

GeForce 8400M G

VS

Mobility Radeon HD 4850

Graphics Card

May 2007

Release Date

Jan 2009

GeForce 8M

Generation

M9x

Mobile

Type

Mobile

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

400 MHz

Memory Clock

850 MHz

Memory

256MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR3

64bit

Memory Bus

256bit

6.400GB/s

Bandwidth

54.40GB/s

Render Config

1

SM Count

-

Compute Units

10

8

Shading Units

800

8

TMUs

40

4

ROPs

16

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

16 KB

L2 Cache

256 KB

Theoretical Performance

1.600 GPixel/s

Pixel Rate

8.048 GPixel/s

3.200 GTexel/s

Texture Rate

20.12 GTexel/s

-

FP16 (half)

-

12.80 GFLOPS

FP32 (float)

804.8 GFLOPS

-

FP64 (double)

161.0 GFLOPS

Graphics Processor

G86

GPU Name

M98

NB8M-SE

GPU Variant

M98 L2 (216-0732019)

Tesla

Architecture

TeraScale

TSMC

Foundry

TSMC

80 nm

Process Size

55 nm

0.21 billion

Transistors

0.956 billion

127 mm²

Die Size

256 mm²

Board Design

10W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

11.1 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.1

CUDA

-

4.0

Shader Model

4.1

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