AMD Radeon HD 7970M vs NVIDIA GeForce 8800M GTX

VS

AMD Radeon HD 7970M

NVIDIA GeForce 8800M GTX

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7970M and 512MB VRAM GeForce 8800M GTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970M 's Advantages

Released 4 years and 5 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (153.6GB/s vs 51.20GB/s)

1184 additional rendering cores

NVIDIA GeForce 8800M GTX 's Advantages

Lower TDP (65W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 7970M +806%

2.176 TFLOPS

GeForce 8800M GTX

0.24 TFLOPS

Radeon HD 7970M

VS

GeForce 8800M GTX

Graphics Card

Apr 2012

Release Date

Nov 2007

London

Generation

GeForce 8M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-HE

Clock Speeds

-

1200 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

51.20GB/s

Render Config

20

Compute Units

-

SM Count

12

1280

Shading Units

96

80

TMUs

48

32

ROPs

16

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

64 KB

-

Theoretical Performance

27.20 GPixel/s

Pixel Rate

8.000 GPixel/s

68.00 GTexel/s

Texture Rate

24.00 GTexel/s

-

2.176 TFLOPS

FP32 (float)

240.0 GFLOPS

136.0 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

65W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Wimbledon

GPU Name

G92

Wimbledon XT (216-0836036)

GPU Variant

NB8E-GTX-A2

GCN 1.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

2.8 billion

Transistors

0.754 billion

212 mm²

Die Size

324 mm²

Graphics Features

12 (11_1)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.1

5.1

Shader Model

4.0

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