AMD Radeon R9 390 vs NVIDIA GeForce GTX 470 X2

VS

AMD Radeon R9 390

NVIDIA GeForce GTX 470 X2

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390 and 1024MB VRAM GeForce GTX 470 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390 's Advantages

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (384.0GB/s vs 107.1GB/s)

2208 additional rendering cores

NVIDIA GeForce GTX 470 X2 's Advantages

Lower TDP (215W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 390 +498%

5.12 TFLOPS

GeForce GTX 470 X2

0.855 TFLOPS

Radeon R9 390

VS

GeForce GTX 470 X2

Graphics Card

Jun 2015

Release Date

Unknown

Pirate Islands

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1500 MHz

Memory Clock

837 MHz

Memory

8GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

512bit

Memory Bus

256bit

384.0GB/s

Bandwidth

107.1GB/s

Render Config

40

Compute Units

-

SM Count

11

2560

Shading Units

352

160

TMUs

44

64

ROPs

32

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

13.38 GPixel/s

160.0 GTexel/s

Texture Rate

26.75 GTexel/s

-

5.120 TFLOPS

FP32 (float)

855.4 GFLOPS

640.0 GFLOPS

FP64 (double)

-

Board Design

275W

TDP

215W

600 W

Suggested PSU

550 W

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

Outputs

3x DVI

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Grenada

GPU Name

GF100

Grenada PRO (215-0880030)

GPU Variant

GF100-030-A3

GCN 2.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

6.2 billion

Transistors

3.1 billion

438 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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