NVIDIA GeForce GTX 980MX vs AMD Radeon HD 7950M

VS

NVIDIA GeForce GTX 980MX

AMD Radeon HD 7950M

We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 980MX and 2GB VRAM Radeon HD 7950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980MX 's Advantages

Released 4 years and 2 months late

Boost Clock1178MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (192.0GB/s vs 128.0GB/s)

384 additional rendering cores

AMD Radeon HD 7950M 's Advantages

Lower TDP (75W vs 148W)

Score

Benchmark

FP32 (float)

GeForce GTX 980MX +118%

3.92 TFLOPS

Radeon HD 7950M

1.792 TFLOPS

GeForce GTX 980MX

VS

Radeon HD 7950M

Graphics Card

Jun 2016

Release Date

Apr 2012

GeForce 900M

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

1050 MHz

Base Clock

-

1178 MHz

Boost Clock

-

1500 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

192.0GB/s

Bandwidth

128.0GB/s

Render Config

-

Compute Units

20

-

1664

Shading Units

1280

104

TMUs

80

64

ROPs

32

-

48 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

75.39 GPixel/s

Pixel Rate

22.40 GPixel/s

122.5 GTexel/s

Texture Rate

56.00 GTexel/s

-

3.920 TFLOPS

FP32 (float)

1.792 TFLOPS

122.5 GFLOPS

FP64 (double)

-

Board Design

148W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM204

GPU Name

Wimbledon

N16E-GXX-A1

GPU Variant

Wimbledon PRO

Maxwell 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5.2 billion

Transistors

2.8 billion

398 mm²

Die Size

212 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

5.2

CUDA

-

6.4

Shader Model

5.1

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