AMD Radeon HD 7950M vs AMD Radeon HD 7970M

VS

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7950M and 2GB VRAM Radeon HD 7970M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950M 's Advantages

Lower TDP (75W vs 100W)

AMD Radeon HD 7970M 's Advantages

Larger VRAM bandwidth (153.6GB/s vs 128.0GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7950M

1.792 TFLOPS

Radeon HD 7970M +21%

2.176 TFLOPS

Radeon HD 7950M

VS

Radeon HD 7970M

Graphics Card

Apr 2012

Release Date

Apr 2012

London

Generation

London

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

1000 MHz

Memory Clock

1200 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

128.0GB/s

Bandwidth

153.6GB/s

Render Config

-

SM Count

-

20

Compute Units

20

1280

Shading Units

1280

80

TMUs

80

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

22.40 GPixel/s

Pixel Rate

27.20 GPixel/s

56.00 GTexel/s

Texture Rate

68.00 GTexel/s

-

FP16 (half)

-

1.792 TFLOPS

FP32 (float)

2.176 TFLOPS

-

FP64 (double)

136.0 GFLOPS

Graphics Processor

Wimbledon

GPU Name

Wimbledon

Wimbledon PRO

GPU Variant

Wimbledon XT (216-0836036)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

2.8 billion

212 mm²

Die Size

212 mm²

Board Design

75W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

5.1

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