NVIDIA GeForce 820M vs ATI Mobility Radeon X2500

VS

NVIDIA GeForce 820M

ATI Mobility Radeon X2500

We compared two Mobile platform GPUs: 2GB VRAM GeForce 820M and 256MB VRAM Mobility Radeon X2500 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 820M 's Advantages

Released 7 years and 9 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (28.83GB/s vs 12.80GB/s)

384 additional rendering cores

Score

GeForce 820M

VS

Mobility Radeon X2500

Graphics Card

Mar 2015

Release Date

Jun 2007

GeForce 800M

Generation

M6x

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

901 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

256MB

DDR3

Memory Type

DDR2

128bit

Memory Bus

128bit

28.83GB/s

Bandwidth

12.80GB/s

Render Config

-

384

Shading Units

-

32

TMUs

4

16

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

6.480 GPixel/s

Pixel Rate

1.840 GPixel/s

25.92 GTexel/s

Texture Rate

1.840 GTexel/s

-

622.1 GFLOPS

FP32 (float)

-

25.92 GFLOPS

FP64 (double)

-

Board Design

45W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GK107

GPU Name

M66

-

Kepler

Architecture

Ultra-Threaded SE

TSMC

Foundry

TSMC

28 nm

Process Size

90 nm

1.27 billion

Transistors

0.157 billion

118 mm²

Die Size

150 mm²

Graphics Features

12 (11_0)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

3.0

OpenCL

N/A

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

3.0

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