NVIDIA GeForce GTX 980 Mobile vs ATI Mobility Radeon HD 2600 XT Mac Edition

VS

NVIDIA GeForce GTX 980 Mobile

ATI Mobility Radeon HD 2600 XT Mac Edition

We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 980 Mobile and 256MB VRAM Mobility Radeon HD 2600 XT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980 Mobile 's Advantages

Released 8 years and 2 months late

Boost Clock1140MHz

More VRAM (8GB vs 256GB)

Larger VRAM bandwidth (224.4GB/s vs 21.92GB/s)

1928 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 980 Mobile +3142%

4.669 TFLOPS

Mobility Radeon HD 2600 XT Mac Edition

0.144 TFLOPS

GeForce GTX 980 Mobile

VS

Mobility Radeon HD 2600 XT Mac Edition

Graphics Card

Sep 2015

Release Date

Jul 2007

GeForce 900M

Generation

M7x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-II

Clock Speeds

1064 MHz

Base Clock

-

1140 MHz

Boost Clock

-

1753 MHz

Memory Clock

685 MHz

Memory

8GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

224.4GB/s

Bandwidth

21.92GB/s

Render Config

-

Compute Units

3

-

2048

Shading Units

120

128

TMUs

8

64

ROPs

4

-

48 KB (per SMM)

L1 Cache

-

2 MB

L2 Cache

64 KB

-

Theoretical Performance

72.96 GPixel/s

Pixel Rate

2.400 GPixel/s

145.9 GTexel/s

Texture Rate

4.800 GTexel/s

-

4.669 TFLOPS

FP32 (float)

144.0 GFLOPS

145.9 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GM204

GPU Name

M76

N16E-GXX-A1

GPU Variant

M76 XT-M (216XJBKA13FG)

Maxwell 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

5.2 billion

Transistors

0.39 billion

398 mm²

Die Size

153 mm²

Graphics Features

12 (12_1)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.3

Vulkan

N/A

5.2

CUDA

-

6.7 (6.4)

Shader Model

4.0

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