AMD Radeon R9 390 X2 vs NVIDIA GeForce GT 705 OEM

VS

AMD Radeon R9 390 X2

NVIDIA GeForce GT 705 OEM

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390 X2 and 1024MB VRAM GeForce GT 705 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390 X2 's Advantages

Released 1 years and 6 months late

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (345.6GB/s vs 13.20GB/s)

2512 additional rendering cores

NVIDIA GeForce GT 705 OEM 's Advantages

Lower TDP (29W vs 580W)

Score

Benchmark

FP32 (float)

Radeon R9 390 X2 +2947%

5.12 TFLOPS

GeForce GT 705 OEM

0.168 TFLOPS

Radeon R9 390 X2

VS

GeForce GT 705 OEM

Graphics Card

Sep 2015

Release Date

Mar 2014

Pirate Islands

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1350 MHz

Memory Clock

825 MHz

Memory

8GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

512bit

Memory Bus

64bit

345.6GB/s

Bandwidth

13.20GB/s

Render Config

40

Compute Units

-

SM Count

1

2560

Shading Units

48

160

TMUs

8

64

ROPs

4

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

128 KB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

1.748 GPixel/s

160.0 GTexel/s

Texture Rate

6.992 GTexel/s

-

5.120 TFLOPS

FP32 (float)

167.8 GFLOPS

640.0 GFLOPS

FP64 (double)

13.98 GFLOPS

Board Design

580W

TDP

29W

950 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

4x 8-pin

Power Connectors

-

Graphics Processor

Grenada

GPU Name

GF119

Grenada PRO (215-0880030)

GPU Variant

GF119-300-A1

GCN 2.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

6.2 billion

Transistors

0.292 billion

438 mm²

Die Size

79 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

2.1

6.3

Shader Model

5.1

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