NVIDIA GeForce 8600M GS vs ATI Mobility Radeon HD 4870 X2

VS

NVIDIA GeForce 8600M GS

ATI Mobility Radeon HD 4870 X2

We compared two Mobile platform GPUs: 512MB VRAM GeForce 8600M GS and 1024MB VRAM Mobility Radeon HD 4870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4870 X2 's Advantages

Released 1 years and 8 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (89.60GB/s vs 12.80GB/s)

784 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8600M GS

0.029 TFLOPS

Mobility Radeon HD 4870 X2 +2934%

0.88 TFLOPS

GeForce 8600M GS

VS

Mobility Radeon HD 4870 X2

Graphics Card

May 2007

Release Date

Jan 2009

GeForce 8M

Generation

M9x

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

700 MHz

Memory

512MB

Memory Size

1024MB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

256bit

12.80GB/s

Bandwidth

89.60GB/s

Render Config

-

Compute Units

10

1

SM Count

-

16

Shading Units

800

8

TMUs

40

4

ROPs

16

-

L1 Cache

16 KB (per CU)

32 KB

L2 Cache

256 KB

-

Theoretical Performance

1.800 GPixel/s

Pixel Rate

8.800 GPixel/s

3.600 GTexel/s

Texture Rate

22.00 GTexel/s

-

28.80 GFLOPS

FP32 (float)

880.0 GFLOPS

-

FP64 (double)

176.0 GFLOPS

Board Design

20W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

G86

GPU Name

M98

G86-770-A2

GPU Variant

M98 XT L2 (216-0732023)

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

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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