AMD Radeon HD 7970M vs NVIDIA GeForce GTX 950M

VS

AMD Radeon HD 7970M

NVIDIA GeForce GTX 950M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7970M and 4GB VRAM GeForce GTX 950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970M 's Advantages

Larger VRAM bandwidth (153.6GB/s vs 28.80GB/s)

640 additional rendering cores

NVIDIA GeForce GTX 950M 's Advantages

Released 2 years and 11 months late

Boost Clock1124MHz

More VRAM (4GB vs 2GB)

Lower TDP (75W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 7970M +51%

2.176 TFLOPS

GeForce GTX 950M

1.439 TFLOPS

Radeon HD 7970M

VS

GeForce GTX 950M

Graphics Card

Apr 2012

Release Date

Mar 2015

London

Generation

GeForce 900M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

993 MHz

-

Boost Clock

1124 MHz

1200 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

153.6GB/s

Bandwidth

28.80GB/s

Render Config

20

Compute Units

-

1280

Shading Units

640

80

TMUs

40

32

ROPs

16

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

27.20 GPixel/s

Pixel Rate

17.98 GPixel/s

68.00 GTexel/s

Texture Rate

44.96 GTexel/s

-

2.176 TFLOPS

FP32 (float)

1439 GFLOPS

136.0 GFLOPS

FP64 (double)

44.96 GFLOPS

Board Design

100W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Wimbledon

GPU Name

GM107

Wimbledon XT (216-0836036)

GPU Variant

N16P-GT

GCN 1.0

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

1.87 billion

212 mm²

Die Size

148 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.0

5.1

Shader Model

5.1

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