NVIDIA GeForce GTX 870M vs AMD Radeon R9 M290X Mac Edition

VS

NVIDIA GeForce GTX 870M

AMD Radeon R9 M290X Mac Edition

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 870M and 2GB VRAM Radeon R9 M290X Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 870M 's Advantages

More VRAM (3GB vs 2GB)

320 additional rendering cores

AMD Radeon R9 M290X Mac Edition 's Advantages

Released 8 months late

Boost Clock has increased by 1% (975MHz vs 967MHz)

Larger VRAM bandwidth (174.7GB/s vs 120.0GB/s)

Lower TDP (80W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 870M +30%

2.599 TFLOPS

Radeon R9 M290X Mac Edition

1.997 TFLOPS

GeForce GTX 870M

VS

Radeon R9 M290X Mac Edition

Graphics Card

Mar 2014

Release Date

Nov 2014

GeForce 800M

Generation

Crystal System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

941 MHz

Base Clock

850 MHz

967 MHz

Boost Clock

975 MHz

1250 MHz

Memory Clock

1365 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

256bit

120.0GB/s

Bandwidth

174.7GB/s

Render Config

-

Compute Units

16

-

1344

Shading Units

1024

112

TMUs

64

24

ROPs

32

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

512 KB

-

Theoretical Performance

27.08 GPixel/s

Pixel Rate

31.20 GPixel/s

108.3 GTexel/s

Texture Rate

62.40 GTexel/s

-

2.599 TFLOPS

FP32 (float)

1.997 TFLOPS

108.3 GFLOPS

FP64 (double)

124.8 GFLOPS

Board Design

100W

TDP

80W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GK104

GPU Name

Pitcairn

N15E-GT-A2

GPU Variant

Pitcairn PRO (215-0828062)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

2.8 billion

294 mm²

Die Size

212 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

5.1

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