NVIDIA GeForce GT 650M vs ATI Mobility Radeon HD 2600 XT

VS

NVIDIA GeForce GT 650M

ATI Mobility Radeon HD 2600 XT

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 650M and 256MB VRAM Mobility Radeon HD 2600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 650M 's Advantages

Released 4 years and 10 months late

Boost Clock950MHz

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (28.80GB/s vs 24.00GB/s)

264 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 650M +347%

0.73 TFLOPS

Mobility Radeon HD 2600 XT

0.163 TFLOPS

GeForce GT 650M

VS

Mobility Radeon HD 2600 XT

Graphics Card

Mar 2012

Release Date

May 2007

GeForce 600M

Generation

M7x

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-II

Clock Speeds

835 MHz

Base Clock

-

950 MHz

Boost Clock

-

900 MHz

Memory Clock

750 MHz

Memory

1024MB

Memory Size

256MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

24.00GB/s

Render Config

-

Compute Units

3

-

384

Shading Units

120

32

TMUs

8

16

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

7.600 GPixel/s

Pixel Rate

2.720 GPixel/s

30.40 GTexel/s

Texture Rate

5.440 GTexel/s

-

729.6 GFLOPS

FP32 (float)

163.2 GFLOPS

30.40 GFLOPS

FP64 (double)

-

Board Design

45W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GK107

GPU Name

M76

N13P-GT-A2

GPU Variant

M76 XT-M (216XJBKA13FG)

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

1.27 billion

Transistors

0.39 billion

118 mm²

Die Size

153 mm²

Graphics Features

12 (11_0)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

4.0

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