ATI Mobility Radeon HD 5870 vs NVIDIA GeForce GT 620M

VS

ATI Mobility Radeon HD 5870

NVIDIA GeForce GT 620M

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5870 and 1024MB VRAM GeForce GT 620M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5870 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 28.80GB/s)

704 additional rendering cores

NVIDIA GeForce GT 620M 's Advantages

Released 2 years and 7 months late

Lower TDP (15W vs 50W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5870 +342%

1.12 TFLOPS

GeForce GT 620M

0.253 TFLOPS

Mobility Radeon HD 5870

VS

GeForce GT 620M

Graphics Card

Jan 2010

Release Date

Aug 2012

Manhattan

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

28.80GB/s

Render Config

10

Compute Units

-

SM Count

2

800

Shading Units

96

40

TMUs

16

ROPs

4

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

11.20 GPixel/s

Pixel Rate

2.640 GPixel/s

28.00 GTexel/s

Texture Rate

10.56 GTexel/s

-

1120 GFLOPS

FP32 (float)

253.4 GFLOPS

-

FP64 (double)

21.12 GFLOPS

Board Design

50W

TDP

15W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Broadway

GPU Name

GF108

Broadway XT (216-0769008)

GPU Variant

N13P-GLP-A1

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.04 billion

Transistors

0.585 billion

166 mm²

Die Size

116 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

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