AMD Radeon R9 380 OEM vs NVIDIA GeForce GTX 490

VS

AMD Radeon R9 380 OEM

NVIDIA GeForce GTX 490

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 380 OEM and 1536MB VRAM GeForce GTX 490 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 380 OEM 's Advantages

More VRAM (4GB vs 1536GB)

Larger VRAM bandwidth (176.0GB/s vs 164.0GB/s)

1312 additional rendering cores

Lower TDP (190W vs 365W)

Score

Benchmark

FP32 (float)

Radeon R9 380 OEM +182%

3.29 TFLOPS

GeForce GTX 490

1.166 TFLOPS

Radeon R9 380 OEM

VS

GeForce GTX 490

Graphics Card

May 2015

Release Date

Unknown

Pirate Islands

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

854 MHz

Memory

4GB

Memory Size

1536MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

176.0GB/s

Bandwidth

164.0GB/s

Render Config

28

Compute Units

-

SM Count

15

1792

Shading Units

480

112

TMUs

60

32

ROPs

48

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

768 KB

-

Theoretical Performance

29.38 GPixel/s

Pixel Rate

18.24 GPixel/s

102.8 GTexel/s

Texture Rate

36.48 GTexel/s

3.290 TFLOPS

FP16 (half)

-

3.290 TFLOPS

FP32 (float)

1166 GFLOPS

205.6 GFLOPS

FP64 (double)

145.8 GFLOPS

Board Design

190W

TDP

365W

450 W

Suggested PSU

750 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

3x DVI 1x mini-DisplayPort

2x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

Antigua

GPU Name

GF100

Antigua PRO (215-0877000)

GPU Variant

GF100-375-A3

GCN 3.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

5 billion

Transistors

3.1 billion

366 mm²

Die Size

529 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.0

6.3

Shader Model

5.1

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