NVIDIA GeForce GTX 490 vs AMD Radeon R9 Nano

VS

NVIDIA GeForce GTX 490

AMD Radeon R9 Nano

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 4GB VRAM Radeon R9 Nano to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 Nano 's Advantages

More VRAM (4GB vs 1536GB)

Larger VRAM bandwidth (512.0GB/s vs 164.0GB/s)

3616 additional rendering cores

Lower TDP (175W vs 365W)

Score

Benchmark

FP32 (float)

GeForce GTX 490

1.166 TFLOPS

Radeon R9 Nano +602%

8.192 TFLOPS

GeForce GTX 490

VS

Radeon R9 Nano

Graphics Card

Unknown

Release Date

Aug 2015

GeForce 400

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

854 MHz

Memory Clock

500 MHz

Memory

1536MB

Memory Size

4GB

GDDR5

Memory Type

HBM

384bit

Memory Bus

4096bit

164.0GB/s

Bandwidth

512.0GB/s

Render Config

-

Compute Units

64

15

SM Count

-

480

Shading Units

4096

60

TMUs

256

48

ROPs

64

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

2 MB

-

Theoretical Performance

18.24 GPixel/s

Pixel Rate

64.00 GPixel/s

36.48 GTexel/s

Texture Rate

256.0 GTexel/s

-

FP16 (half)

8.192 TFLOPS

1166 GFLOPS

FP32 (float)

8.192 TFLOPS

145.8 GFLOPS

FP64 (double)

512.0 GFLOPS

Board Design

365W

TDP

175W

750 W

Suggested PSU

450 W

3x DVI 1x mini-DisplayPort

Outputs

1x HDMI 1.4a 3x DisplayPort 1.2

2x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

GF100

GPU Name

Fiji

GF100-375-A3

GPU Variant

Fiji XT CA (215-0862120)

Fermi

Architecture

GCN 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

3.1 billion

Transistors

8.9 billion

529 mm²

Die Size

596 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

2.0

CUDA

-

5.1

Shader Model

6.3

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