AMD Radeon HD 7950M vs NVIDIA GeForce GT 120M Mac Edition

VS

AMD Radeon HD 7950M NVIDIA GeForce GT 120M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7950M and 256MB VRAM GeForce GT 120M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950M 's Advantages

Released 3 years and 4 months late

Larger VRAM bandwidth (128.0GB/s vs 25.34GB/s)

1248 additional rendering cores

NVIDIA GeForce GT 120M Mac Edition 's Advantages

Lower TDP (14W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 7950M +2140%

1.792 TFLOPS

GeForce GT 120M Mac Edition

0.08 TFLOPS

Radeon HD 7950M

VS

GeForce GT 120M Mac Edition

Graphics Card

Apr 2012

Release Date

Dec 2008

London

Generation

GeForce 100M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1000 MHz

Memory Clock

792 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

128.0GB/s

Bandwidth

25.34GB/s

Render Config

-

SM Count

4

20

Compute Units

-

1280

Shading Units

32

80

TMUs

16

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

32 KB

Theoretical Performance

22.40 GPixel/s

Pixel Rate

4.000 GPixel/s

56.00 GTexel/s

Texture Rate

8.000 GTexel/s

-

FP16 (half)

-

1.792 TFLOPS

FP32 (float)

80.00 GFLOPS

-

FP64 (double)

-

Graphics Processor

Wimbledon

GPU Name

G96C

Wimbledon PRO

GPU Variant

-

GCN 1.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

2.8 billion

Transistors

0.314 billion

212 mm²

Die Size

121 mm²

Board Design

75W

TDP

14W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

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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