ATI Mobility Radeon X2300 HD vs NVIDIA GeForce GT 640M Mac Edition

VS

ATI Mobility Radeon X2300 HD

NVIDIA GeForce GT 640M Mac Edition

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon X2300 HD and 512MB VRAM GeForce GT 640M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640M Mac Edition 's Advantages

Released 5 years and 11 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (40.00GB/s vs 3.024GB/s)

384 additional rendering cores

Score

Mobility Radeon X2300 HD

VS

GeForce GT 640M Mac Edition

Graphics Card

Mar 2007

Release Date

Feb 2013

M7x

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

378 MHz

Memory Clock

1250 MHz

Memory

256MB

Memory Size

512MB

DDR2

Memory Type

GDDR5

32bit

Memory Bus

64bit

3.024GB/s

Bandwidth

40.00GB/s

Render Config

-

Shading Units

384

4

TMUs

32

4

ROPs

8

-

L1 Cache

16 KB (per SMX)

-

L2 Cache

128 KB

-

Theoretical Performance

1.916 GPixel/s

Pixel Rate

5.960 GPixel/s

1.916 GTexel/s

Texture Rate

23.84 GTexel/s

-

FP32 (float)

572.2 GFLOPS

-

FP64 (double)

23.84 GFLOPS

Board Design

Unknown

TDP

32W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

M71

GPU Name

GK107

M71-S

GPU Variant

N13P-GS

Ultra-Threaded SE

Architecture

Kepler

TSMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.107 billion

Transistors

1.27 billion

100 mm²

Die Size

118 mm²

Graphics Features

9.0c (9_3)

DirectX

12 (11_0)

2.1

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

Shader Model

5.1

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