NVIDIA GeForce GTX 870M vs ATI Mobility Radeon HD 5145

VS

NVIDIA GeForce GTX 870M ATI Mobility Radeon HD 5145

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 870M and 1024MB VRAM Mobility Radeon HD 5145 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 870M 's Advantages

Released 4 years and 2 months late

Boost Clock967MHz

More VRAM (3GB vs 1GB)

Larger VRAM bandwidth (120.0GB/s vs 14.40GB/s)

1264 additional rendering cores

ATI Mobility Radeon HD 5145 's Advantages

Lower TDP (15W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 870M +2160%

2.599 TFLOPS

Mobility Radeon HD 5145

0.115 TFLOPS

GeForce GTX 870M

VS

Mobility Radeon HD 5145

Graphics Card

Mar 2014

Release Date

Jan 2010

GeForce 800M

Generation

M9x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

941 MHz

Base Clock

-

967 MHz

Boost Clock

-

1250 MHz

Memory Clock

900 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

192bit

Memory Bus

64bit

120.0GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

Compute Units

1

1344

Shading Units

80

112

TMUs

8

24

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

64 KB

Theoretical Performance

27.08 GPixel/s

Pixel Rate

2.880 GPixel/s

108.3 GTexel/s

Texture Rate

5.760 GTexel/s

-

FP16 (half)

-

2.599 TFLOPS

FP32 (float)

115.2 GFLOPS

108.3 GFLOPS

FP64 (double)

-

Graphics Processor

GK104

GPU Name

M92

N15E-GT-A2

GPU Variant

-

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

3.54 billion

Transistors

0.242 billion

294 mm²

Die Size

73 mm²

Board Design

100W

TDP

15W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

4.1

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