NVIDIA GeForce GT 820M vs ATI Mobility Radeon HD 2400 XT Mac Edition

VS

NVIDIA GeForce GT 820M ATI Mobility Radeon HD 2400 XT Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 820M and 128MB VRAM Mobility Radeon HD 2400 XT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 820M 's Advantages

Released 6 years and 5 months late

More VRAM (1024GB vs 128GB)

Larger VRAM bandwidth (14.40GB/s vs 12.80GB/s)

56 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 820M +473%

0.298 TFLOPS

Mobility Radeon HD 2400 XT Mac Edition

0.052 TFLOPS

GeForce GT 820M

VS

Mobility Radeon HD 2400 XT Mac Edition

Graphics Card

Nov 2013

Release Date

Jun 2007

GeForce 800M

Generation

M7x

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

128MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

64bit

14.40GB/s

Bandwidth

12.80GB/s

Render Config

2

SM Count

-

Compute Units

2

96

Shading Units

40

16

TMUs

4

8

ROPs

4

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

-

128 KB

L2 Cache

32 KB

Theoretical Performance

3.100 GPixel/s

Pixel Rate

2.600 GPixel/s

12.40 GTexel/s

Texture Rate

2.600 GTexel/s

-

FP16 (half)

-

297.6 GFLOPS

FP32 (float)

52.00 GFLOPS

24.80 GFLOPS

FP64 (double)

-

Graphics Processor

GF117

GPU Name

M74

N15V-GM

GPU Variant

M74-M (216RMAKA12FG)

Fermi 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

0.585 billion

Transistors

0.18 billion

116 mm²

Die Size

85 mm²

Board Design

15W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

4.0

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