AMD Radeon R9 M290X vs NVIDIA GeForce GTX 485M

VS

AMD Radeon R9 M290X

NVIDIA GeForce GTX 485M

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M290X and 2GB VRAM GeForce GTX 485M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M290X 's Advantages

Released 3 years late

Boost Clock900MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (153.6GB/s vs 96.00GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M290X +160%

2.304 TFLOPS

GeForce GTX 485M

0.883 TFLOPS

Radeon R9 M290X

VS

GeForce GTX 485M

Graphics Card

Jan 2014

Release Date

Jan 2011

Crystal System

Generation

GeForce 400M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

850 MHz

Base Clock

-

900 MHz

Boost Clock

-

1200 MHz

Memory Clock

750 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

96.00GB/s

Render Config

20

Compute Units

-

SM Count

8

1280

Shading Units

384

80

TMUs

64

32

ROPs

32

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

9.200 GPixel/s

72.00 GTexel/s

Texture Rate

36.80 GTexel/s

-

2.304 TFLOPS

FP32 (float)

883.2 GFLOPS

144.0 GFLOPS

FP64 (double)

73.60 GFLOPS

Board Design

100W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Neptune

GPU Name

GF104

Neptune XT (216-0847000)

GPU Variant

N12E-GTX-A1

GCN 1.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

1.95 billion

212 mm²

Die Size

332 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

5.1

Shader Model

5.1

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