NVIDIA GeForce 825M vs AMD Radeon HD 7970M

VS

NVIDIA GeForce 825M

AMD Radeon HD 7970M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 825M and 2GB VRAM Radeon HD 7970M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 825M 's Advantages

Released 1 years and 9 months late

Boost Clock941MHz

Lower TDP (33W vs 100W)

AMD Radeon HD 7970M 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 14.40GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 825M

0.723 TFLOPS

Radeon HD 7970M +200%

2.176 TFLOPS

GeForce 825M

VS

Radeon HD 7970M

Graphics Card

Jan 2014

Release Date

Apr 2012

GeForce 800M

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

850 MHz

Base Clock

-

941 MHz

Boost Clock

-

900 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

20

-

384

Shading Units

1280

32

TMUs

80

8

ROPs

32

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

7.528 GPixel/s

Pixel Rate

27.20 GPixel/s

30.11 GTexel/s

Texture Rate

68.00 GTexel/s

-

722.7 GFLOPS

FP32 (float)

2.176 TFLOPS

30.11 GFLOPS

FP64 (double)

136.0 GFLOPS

Board Design

33W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GK208

GPU Name

Wimbledon

-

GPU Variant

Wimbledon XT (216-0836036)

Kepler 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.02 billion

Transistors

2.8 billion

87 mm²

Die Size

212 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.1

Vulkan

1.2

3.5

CUDA

-

5.1

Shader Model

5.1

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