AMD Radeon HD 6970M vs NVIDIA GeForce 8700M GT

VS

AMD Radeon HD 6970M

NVIDIA GeForce 8700M GT

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6970M and 512MB VRAM GeForce 8700M GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970M 's Advantages

Released 3 years and 7 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (115.2GB/s vs 25.60GB/s)

928 additional rendering cores

NVIDIA GeForce 8700M GT 's Advantages

Lower TDP (29W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 6970M +1532%

1.306 TFLOPS

GeForce 8700M GT

0.08 TFLOPS

Radeon HD 6970M

VS

GeForce 8700M GT

Graphics Card

Jan 2011

Release Date

Jun 2007

Vancouver

Generation

GeForce 8M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-HE

Clock Speeds

-

900 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

25.60GB/s

Render Config

12

Compute Units

-

SM Count

4

960

Shading Units

32

48

TMUs

16

32

ROPs

8

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

32 KB

-

Theoretical Performance

21.76 GPixel/s

Pixel Rate

5.000 GPixel/s

32.64 GTexel/s

Texture Rate

10.00 GTexel/s

-

1306 GFLOPS

FP32 (float)

80.00 GFLOPS

-

Board Design

75W

TDP

29W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Blackcomb

GPU Name

G84

Blackcomb XT (216-0811000)

GPU Variant

NB8E-SE

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

80 nm

1.7 billion

Transistors

0.289 billion

212 mm²

Die Size

169 mm²

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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