AMD Radeon HD 6990M Rebrand vs NVIDIA GeForce 8600M GS

VS

AMD Radeon HD 6990M Rebrand NVIDIA GeForce 8600M GS

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6990M Rebrand and 512MB VRAM GeForce 8600M GS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M Rebrand 's Advantages

Released 4 years and 2 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (70.40GB/s vs 12.80GB/s)

784 additional rendering cores

NVIDIA GeForce 8600M GS 's Advantages

Lower TDP (20W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 6990M Rebrand +4313%

1.28 TFLOPS

GeForce 8600M GS

0.029 TFLOPS

Radeon HD 6990M Rebrand

VS

GeForce 8600M GS

Graphics Card

Jul 2011

Release Date

May 2007

Vancouver

Generation

GeForce 8M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-II

Clock Speeds

-

Base Clock

-

Boost Clock

-

1100 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

128bit

70.40GB/s

Bandwidth

12.80GB/s

Render Config

-

SM Count

1

14

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

12.80 GPixel/s

Pixel Rate

1.800 GPixel/s

32.00 GTexel/s

Texture Rate

3.600 GTexel/s

-

FP16 (half)

-

1280 GFLOPS

FP32 (float)

28.80 GFLOPS

-

FP64 (double)

-

Graphics Processor

Broadway

GPU Name

G86

Broadway XTX

GPU Variant

G86-770-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

100W

TDP

20W

-

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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