ATI Mobility Radeon X2500 vs NVIDIA GeForce GT 745A

VS

ATI Mobility Radeon X2500

NVIDIA GeForce GT 745A

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon X2500 and 2GB VRAM GeForce GT 745A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 745A 's Advantages

Released 6 years and 2 months late

Boost Clock915MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (28.80GB/s vs 12.80GB/s)

384 additional rendering cores

Score

Mobility Radeon X2500

VS

GeForce GT 745A

Graphics Card

Jun 2007

Release Date

Aug 2013

M6x

Generation

GeForce 700A

Mobile

Type

Mobile

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

837 MHz

-

Boost Clock

915 MHz

400 MHz

Memory Clock

900 MHz

Memory

256MB

Memory Size

2GB

DDR2

Memory Type

DDR3

128bit

Memory Bus

128bit

12.80GB/s

Bandwidth

28.80GB/s

Render Config

-

Shading Units

384

4

TMUs

32

4

ROPs

16

-

L1 Cache

16 KB (per SMX)

-

L2 Cache

256 KB

-

Theoretical Performance

1.840 GPixel/s

Pixel Rate

7.320 GPixel/s

1.840 GTexel/s

Texture Rate

29.28 GTexel/s

-

FP32 (float)

702.7 GFLOPS

-

FP64 (double)

29.28 GFLOPS

Board Design

Unknown

TDP

33W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

M66

GPU Name

GK107

-

GPU Variant

N14P-LP

Ultra-Threaded SE

Architecture

Kepler

TSMC

Foundry

TSMC

90 nm

Process Size

28 nm

0.157 billion

Transistors

1.27 billion

150 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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