NVIDIA GeForce GTX 870M vs AMD Radeon HD 7650M Rebrand

VS

NVIDIA GeForce GTX 870M

AMD Radeon HD 7650M Rebrand

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 870M and 1024MB VRAM Radeon HD 7650M Rebrand 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 late

Boost Clock967MHz

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (120.0GB/s vs 25.60GB/s)

864 additional rendering cores

AMD Radeon HD 7650M Rebrand 's Advantages

Lower TDP (20W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 870M +457%

2.599 TFLOPS

Radeon HD 7650M Rebrand

0.466 TFLOPS

GeForce GTX 870M

VS

Radeon HD 7650M Rebrand

Graphics Card

Mar 2014

Release Date

Mar 2012

GeForce 800M

Generation

London

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

800 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

192bit

Memory Bus

128bit

120.0GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

6

-

1344

Shading Units

480

112

TMUs

24

ROPs

8

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

384 KB

L2 Cache

256 KB

-

Theoretical Performance

27.08 GPixel/s

Pixel Rate

3.880 GPixel/s

108.3 GTexel/s

Texture Rate

11.64 GTexel/s

-

2.599 TFLOPS

FP32 (float)

465.6 GFLOPS

108.3 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

20W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GK104

GPU Name

Whistler

N15E-GT-A2

GPU Variant

Whistler PRO (216-0810005)

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

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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