NVIDIA GeForce GTX 870M vs AMD Radeon HD 7550M

VS

NVIDIA GeForce GTX 870M AMD Radeon HD 7550M

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 870M and 1024MB VRAM Radeon HD 7550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 870M 's Advantages

Released 2 years and 2 months late

Boost Clock has increased by 76% (967MHz vs 550MHz)

More VRAM (3GB vs 1GB)

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

944 additional rendering cores

AMD Radeon HD 7550M 's Advantages

Lower TDP (14W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 870M +490%

2.599 TFLOPS

Radeon HD 7550M

0.44 TFLOPS

GeForce GTX 870M

VS

Radeon HD 7550M

Graphics Card

Mar 2014

Release Date

Jan 2012

GeForce 800M

Generation

London

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

941 MHz

Base Clock

450 MHz

967 MHz

Boost Clock

550 MHz

1250 MHz

Memory Clock

900 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

192bit

Memory Bus

64bit

120.0GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

Compute Units

5

1344

Shading Units

400

112

TMUs

20

24

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

-

384 KB

L2 Cache

-

Theoretical Performance

27.08 GPixel/s

Pixel Rate

4.400 GPixel/s

108.3 GTexel/s

Texture Rate

11.00 GTexel/s

-

FP16 (half)

-

2.599 TFLOPS

FP32 (float)

440.0 GFLOPS

108.3 GFLOPS

FP64 (double)

-

Graphics Processor

GK104

GPU Name

Thames

N15E-GT-A2

GPU Variant

Thames LP

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

3.54 billion

Transistors

0.716 billion

294 mm²

Die Size

104 mm²

Board Design

100W

TDP

14W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

5.0

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